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AI Earnings Predictions for Brandywine Realty Trust (BDN)

Machine learning predictions based on historical earnings data and price patterns

Latest Prediction

SELL

1-Day Prediction

-1.81%

$3.09

0% positive prob.

5-Day Prediction

-3.32%

$3.05

0% positive prob.

20-Day Prediction

-4.53%

$3.01

0% positive prob.

Price at prediction: $3.15 Confidence: 100.0% Model AUC: 1.0000 Quarter: Q4 2025

Earnings Transcripts

SEC 8-K filings with transcript text

View All
2025
Q4

Q4 2025 Earnings

8-K SELL

Feb 4, 2026 · 100% conf.

AI Prediction SELL

1D

-1.81%

$3.09

Act: +2.54%

5D

-3.32%

$3.05

Act: -2.54%

20D

-4.53%

$3.01

Act: -1.27%

Price: $3.15 Prob +5D: 0% AUC: 1.000
0000790816-26-000005

bdn-202602040001060386False00010603862023-04-192023-04-19

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 3, 2026

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On February 3, 2026, we issued a press release announcing our financial results for the year ended December 31, 2025. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated February 3, 2025.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: February 3, 2026

2025
Q3

Q3 2025 Earnings

8-K

Oct 23, 2025

0000790816-25-000042

bdn-202510220001060386False00010603862023-04-192023-04-19

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 22, 2025

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On October 22, 2025, we issued a press release announcing our financial results for the three and nine months ended September 30, 2025. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated October 22, 2025.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: October 22, 2025

2025
Q2

Q2 2025 Earnings

8-K

Jul 24, 2025

0000790816-25-000031

bdn-202507230001060386False00010603862023-04-192023-04-19

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 23, 2025

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On July 23, 2025, we issued a press release announcing our financial results for the six months ended June 30, 2025. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated July 23, 2025.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: July 23, 2025

2025
Q1

Q1 2025 Earnings

8-K

Apr 23, 2025

0000790816-25-000015

bdn-202504220001060386False00010603862023-04-192023-04-19

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 22, 2025

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On April 22, 2025, we issued a press release announcing our financial results for the three months ended March 31, 2025. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated April 22, 2025.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: April 22, 2025

2024
Q4

Q4 2024 Earnings

8-K

Feb 6, 2025

0000790816-25-000003

bdn-2025020400007908160001060386False00007908162023-01-012023-12-310000790816bdn:BrandywineOperatingPartnershipL.P.Member2023-01-012023-12-31

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 4, 2025

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On February 4, 2025, we issued a press release announcing our financial results for the year ended December 31, 2024. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated February 4, 2025.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: February 4, 2025

2024
Q3

Q3 2024 Earnings

8-K

Oct 23, 2024

0000790816-24-000044

bdn-202410220001060386False00010603862023-04-192023-04-19

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 22, 2024

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On October 22, 2024, we issued a press release announcing our financial results for the nine months ended September 30, 2024. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated October 22, 2024.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: October 22, 2024

2024
Q2

Q2 2024 Earnings

8-K

Jul 24, 2024

0000790816-24-000033

bdn-202407230001060386False00010603862023-04-192023-04-19

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 23, 2024

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On July 23, 2024, we issued a press release announcing our financial results for the six months ended June 30, 2024. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated July 23, 2024.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: July 23, 2024

2024
Q1

Q1 2024 Earnings

8-K

Apr 18, 2024

0000790816-24-000017

bdn-202404170001060386False00010603862023-04-192023-04-19

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 17, 2024

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On April 17, 2024, we issued a press release announcing our financial results for the three months ended March 31, 2024. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated April 17, 2024.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: April 17, 2024

2023
Q4

Q4 2023 Earnings

8-K

Feb 1, 2024

0000790816-24-000004

bdn-2024013100007908160001060386False00007908162023-01-012023-12-310000790816bdn:BrandywineOperatingPartnershipL.P.Member2023-01-012023-12-31

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 31, 2024

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On January 31, 2024, we issued a press release announcing our financial results for the year ended December 31, 2023. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated January 31, 2024.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: January 31, 2024

2023
Q3

Q3 2023 Earnings

8-K

Oct 25, 2023

0000790816-23-000043

bdn-202310240001060386False00010603862023-04-192023-04-19

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 24, 2023

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On October 24, 2023, we issued a press release announcing our financial results for the nine months ended September 30, 2023. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated October 24, 2023.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: October 24, 2023

2023
Q2

Q2 2023 Earnings

8-K

Jul 26, 2023

0000790816-23-000036

bdn-202307250001060386False00010603862023-04-192023-04-19

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2023

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On July 25, 2023, we issued a press release announcing our financial results for the six months ended June 30, 2023. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated July 25,2023.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: July 25, 2023

2023
Q1

Q1 2023 Earnings

8-K

Apr 20, 2023

0000790816-23-000020

bdn-2023041900007908160001060386False00007908162022-02-022022-02-020000790816bdn:BrandywineOperatingPartnershipL.P.Member2022-02-022022-02-02

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 19, 2023

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On April 19, 2023, we issued a press release announcing our financial results for the March 31, 2023. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated April 19, 2023.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: April 19, 2023

2022
Q4

Q4 2022 Earnings

8-K

Feb 2, 2023

0000790816-23-000006

bdn-2023020100007908160001060386False00007908162022-02-022022-02-020000790816bdn:BrandywineOperatingPartnershipL.P.Member2022-02-022022-02-020000790816dei:FormerAddressMember2022-02-022022-02-02

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 1, 2023

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) 2929 Walnut Street Suite 1700 Philadelphia, PA 19104 (Former address) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On February 1, 2023, we issued a press release announcing our financial results for the December 31, 2022. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated February 1, 2023.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: February 1, 2023

2022
Q3

Q3 2022 Earnings

8-K

Oct 21, 2022

0000790816-22-000026

bdn-2022102000007908160001060386False00007908162022-10-202022-10-200000790816bdn:BrandywineOperatingPartnershipL.P.Member2022-10-202022-10-20

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 20, 2022

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On October 20, 2022, we issued a press release announcing our financial results for the nine months ended September 30, 2022. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated October 20, 2022.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: October 20, 2022

2022
Q2

Q2 2022 Earnings

8-K

Jul 26, 2022

0000790816-22-000020

bdn-2022072500007908160001060386False00007908162022-07-252022-07-250000790816bdn:BrandywineOperatingPartnershipL.P.Member2022-07-252022-07-25

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2022

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On July 25, 2022, we issued a press release announcing our financial results for the six months ended June 30, 2022. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated July 25, 2022.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: July 25, 2022

2022
Q1

Q1 2022 Earnings

8-K

Apr 21, 2022

0000790816-22-000011

bdn-2022042000007908160001060386False00007908162022-04-202022-04-200000790816bdn:BrandywineOperatingPartnershipL.P.Member2022-04-202022-04-20

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 20, 2022

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On April 20, 2022, we issued a press release announcing our financial results for the three months ended March 31, 2022. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated April 20, 2022.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: April 20, 2022

2021
Q4

Q4 2021 Earnings

8-K

Feb 3, 2022

0000790816-22-000005

bdn-2022020200007908160001060386False00007908162022-02-022022-02-020000790816bdn:BrandywineOperatingPartnershipL.P.Member2022-02-022022-02-020000790816dei:FormerAddressMember2022-02-022022-02-02

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 2, 2022

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) 2929 Walnut Street Suite 1700 Philadelphia, PA 19104 (Former address) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On February 2, 2022, we issued a press release announcing our financial results for the year ended December 31, 2021. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated February 2, 2022.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: February 2, 2022

2021
Q3

Q3 2021 Earnings

8-K

Oct 26, 2021

0000790816-21-000030

bdn-2021102500007908160001060386False00007908162021-10-252021-10-250000790816bdn:BrandywineOperatingPartnershipL.P.Member2021-10-252021-10-250000790816dei:FormerAddressMember2021-10-252021-10-25

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 25, 2021

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Arch Street Suite 1800 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) 2929 Walnut Street Suite 1700 Philadelphia, PA 19104 (Former address) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On October 25, 2021, we issued a press release announcing our financial results for the nine months ended September 30, 2021. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated October 25, 2021.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: October 25, 2021

2021
Q2

Q2 2021 Earnings

8-K

Jul 27, 2021

0000790816-21-000023

bdn-2021072600007908160001060386False00007908162021-07-262021-07-260000790816bdn:BrandywineOperatingPartnershipL.P.Member2021-07-262021-07-26

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 26, 2021

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Walnut Street Suite 1700 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On July 26, 2021, we issued a press release announcing our financial results for the six months ended June 30, 2021. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated July 26, 2021.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: July 26, 2021

2021
Q1

Q1 2021 Earnings

8-K

Apr 22, 2021

0000790816-21-000014

bdn-2021042100007908160001060386False00007908162021-04-212021-04-210000790816bdn:BrandywineOperatingPartnershipL.P.Member2021-04-212021-04-21

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 21, 2021

BRANDYWINE REALTY TRUST

BRANDYWINE OPERATING PARTNERSHIP, L.P.

(Exact name of registrant as specified in charter)

Maryland

(Brandywine Realty Trust) 001-9106 23-2413352

Delaware

(Brandywine Operating Partnership, L.P.) 000-24407 23-2862640

(State or Other Jurisdiction of Incorporation or Organization) (Commission file number) (I.R.S. Employer Identification Number)

2929 Walnut Street Suite 1700 Philadelphia, PA 19104 (Address of principal executive offices) (Zip Code) (610) 325-5600 (Registrant’s telephone number, including area code) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below): ☐    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐    Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐    Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading Symbol(s) Name of each exchange on which registered

Common Shares of Beneficial Interest BDN

NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Brandywine Realty Trust: Emerging growth company ☐ Brandywine Operating Partnership, L.P.: Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. Brandywine Realty Trust: ☐ Brandywine Operating Partnership, L.P.: ☐

Item 2.02 Results of Operations and Financial Condition The information in this Item 2.02 - “Results of Operations and Financial Condition,” including the press release attached as an exhibit to this Current Report, is being furnished and shall not be deemed to be “filed” for any purpose, including for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, and shall not be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act regardless of any general incorporation language in such filing. On April 21, 2021, we issued a press release announcing our financial results for the three months ended March 31, 2021. That press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein. The press release includes “non-GAAP financial measures” within the meaning of the Securities and Exchange Commission's Regulation G.  With respect to such non-GAAP financial measures, we have disclosed in the press release the most directly comparable financial measure calculated and presented in accordance with generally accepted accounting principles (“GAAP”) and have provided a reconciliation of such non-GAAP financial measures to the most directly comparable GAAP financial measure. Item 9.01    Financial Statements and Exhibits

ExhibitDescription 99.1Brandywine Realty Trust Press Release dated April 21, 2021.

104Cover Page Interactive Data File (embedded within the Inline XBRL document).

Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.

BRANDYWINE REALTY TRUST

By:/s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

BRANDYWINE OPERATING PARTNERSHIP, L.P.

BY:

BRANDYWINE REALTY TRUST, ITS GENERAL PARTNER

BY: /s/ Thomas E. Wirth Thomas E. Wirth Executive Vice President and Chief Financial Officer

Date: April 21, 2021

About Brandywine Realty Trust (BDN) Earnings

This page provides Brandywine Realty Trust (BDN) earnings call transcripts from SEC 8-K filings along with AI-powered predictions for post-earnings price movements. Our machine learning models analyze historical earnings data, pre-earnings price patterns, volume changes, and volatility to predict 1-day, 5-day, and 20-day returns after each earnings release.

Earnings transcripts are sourced directly from SEC EDGAR filings. Predictions are generated using gradient boosting models trained on BDN's historical earnings reactions. All predicted returns are shown as percentages, and predicted prices are calculated from the closing price at the time of prediction. Past performance does not guarantee future results.

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