STGW

stgw-202603100000876883false00008768832026-03-102026-03-10

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) — March 10, 2026

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition.

On March 10, 2026, Stagwell Inc. (the “Company”) issued a press release announcing its financial results for the three and twelve months ended December 31, 2025. A copy of this earnings release is attached as Exhibit 99.1 hereto.

The foregoing information (including Exhibit 99.1) is being furnished under “Item 2.02 – Results of Operations and Financial Condition.” Such information (including Exhibit 99.1) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Item 7.01 Regulation FD Disclosure.

On March 10, 2026, the Company will host a conference call in which its financial results for the three and twelve months ended December 31, 2025 will be discussed. The presentation to be used in connection with the call is attached as Exhibit 99.2 hereto.

The foregoing information (including Exhibit 99.2) is being furnished under “Item 7.01 – Regulation FD Disclosure.” Such information (including Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Exchange Act, nor shall it be deemed incorporated by reference in any filing under the Securities Act or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated March 10, 2026, relating to the Company’s results for the three and twelve months ended December 31, 2025.

99.2 Investor presentation dated March 10, 2026.

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Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: March 10, 2026Stagwell Inc.

By:/s/ Ryan J. Greene Ryan J. Greene Chief Financial Officer

stgw-202511060000876883false00008768832025-11-062025-11-06

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) — November 6, 2025

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition.

On November 6, 2025, Stagwell Inc. (the “Company”) issued a press release announcing its financial results for the three and nine months ended September 30, 2025. A copy of this earnings release is attached as Exhibit 99.1 hereto.

The foregoing information (including Exhibit 99.1) is being furnished under “Item 2.02 – Results of Operations and Financial Condition.” Such information (including Exhibit 99.1) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Item 7.01 Regulation FD Disclosure.

On November 6, 2025, the Company will host a conference call in which its financial results for the three and nine months ended September 30, 2025 will be discussed. The presentation to be used in connection with the call is attached as Exhibit 99.2 hereto.

The foregoing information (including Exhibit 99.2) is being furnished under “Item 7.01 – Regulation FD Disclosure.” Such information (including Exhibit 99.2) shall not be deemed “filed” for purposes of Section 18 of the Exchange Act, nor shall it be deemed incorporated by reference in any filing under the Securities Act or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated November 6, 2025, relating to the Company’s results for the three and nine months ended September 30, 2025.

99.2 Investor presentation dated November 6, 2025.

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Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: November 6, 2025Stagwell Inc.

By:/s/ Ryan J. Greene Ryan J. Greene Chief Financial Officer

stgw-202507310000876883false00008768832025-07-312025-07-31

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) — July 31, 2025

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On July 31, 2025, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three and six months ended June 30, 2025. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three and six months ended June 30, 2025 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated July 31, 2025, relating to the Company’s results for the three and six months ended June 30, 2025.

99.2 Investor presentation dated July 31, 2025.

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Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: July 31, 2025Stagwell Inc.

By:/s/ Ryan Greene Ryan Greene Chief Financial Officer

stgw-202505080000876883false00008768832025-05-082025-05-08

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) — May 8, 2025

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On May 8, 2025, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three months ended March 31, 2025. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three months ended March 31, 2025 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated May 8, 2025, relating to the Company’s results for the three months ended March 31, 2025.

99.2 Investor presentation dated May 8, 2025.

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Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: February 27, 2025 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202502270000876883false00008768832025-02-272025-02-27

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 27, 2025

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On February 27, 2025, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the year ended December 31, 2024. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the year ended December 31, 2024 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated February 27, 2025, relating to the Company’s results for the three and twelve months ended December 31, 2024.

99.2 Investor presentation dated February 27, 2025.

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Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: February 27, 2025 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202411070000876883false00008768832024-11-072024-11-07

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) — November 7, 2024

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On November 7, 2024, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three and nine months ended September 30, 2024. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three and nine months ended September 30, 2024 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated November 7, 2024, relating to the Company’s results for the three and nine months ended September 30, 2024.

99.2 Investor presentation dated November 7, 2024.

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Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: November 7, 2024 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202408010000876883false00008768832024-08-012024-08-01

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) — August 1, 2024

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On August 1, 2024, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three and six months ended June 30, 2024. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three and six months ended June 30, 2024 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated August 1, 2024, relating to the Company’s results for the three and six months ended June 30, 2024.

99.2 Investor presentation dated August 1, 2024.

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Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: August 1, 2024 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202402270000876883false00008768832024-02-272024-02-27

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 27, 2024

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On February 27, 2024, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the year ended December 31, 2023. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the year ended December 31, 2023 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated February 27, 2024, relating to the Company’s results for the three and twelve months ended December 31, 2023.

99.2 Investor presentation dated February 27, 2024.

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

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: February 27, 2024 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202311020000876883false00008768832023-11-022023-11-02

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) — November 2, 2023

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On November 2, 2023, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three and nine months ended September 30, 2023. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three and nine months ended September 30, 2023 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated November 2, 2023, relating to the Company’s results for the three and nine months ended September 30, 2023.

99.2 Investor presentation dated November 2, 2023.

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

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: November 2, 2023 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202308080000876883false00008768832023-08-082023-08-08

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) — August 8, 2023

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On August 8, 2023, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three and six months ended June 30, 2023. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three and six months ended June 30, 2023 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated August 8, 2023, relating to the Company’s results for the three and six months ended June 30, 2023.

99.2 Investor presentation dated August 8, 2023.

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

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: August 8, 2023 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202305090000876883false00008768832023-05-092023-05-09

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) — May 9, 2023

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On May 9, 2023, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three months ended March 31, 2023. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three months ended March 31, 2023 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated May 9, 2023, relating to the Company’s results for the three months ended March 31, 2023.

99.2 Investor presentation dated May 9, 2023.

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

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: May 9, 2023 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202303020000876883false00008768832023-03-022023-03-02

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) — March 2, 2023

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On March 2, 2023, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three months and year ended December 31, 2022. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three months and year ended December 31, 2022 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated March 2, 2023, relating to the Company’s results for the three months and year ended December 31, 2022.

99.2 Investor presentation dated March 2, 2023.

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

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: March 2, 2023 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202211030000876883false00008768832022-11-032022-11-03

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) — November 3, 2022

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On November 3, 2022, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three and nine months ended September 30, 2022. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three and nine months ended September 30, 2022 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated November 3, 2022, relating to the Company’s results for the three and nine months ended September 30, 2022.

99.2 Investor presentation dated November 3, 2022.

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

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: November 3, 2022 Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

stgw-202208040000876883false00008768832022-08-042022-08-04

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) — August 4, 2022

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On August 4, 2022, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three and six months ended June 30, 2022. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three and six months ended June 30, 2022 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated August 4, 2022, relating to the Company’s results for the three and six months ended June 30, 2022.

99.2 Investor presentation dated August 4, 2022.

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

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: August 4, 2022Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

mdca-202205060000876883false00008768832022-05-062022-05-06

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) — May 6, 2022

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

Item 2.02 Results of Operations and Financial Condition

On May 6, 2022, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three months ended March 31, 2022. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three months ended March 31, 2022 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated May 6, 2022, relating to the Company’s results for the three months ended March 31, 2022.

99.2 Investor presentation dated May 6, 2022.

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

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: May 6, 2022Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

mdca-202203080000876883false00008768832022-03-082022-03-08

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) — March 8, 2022

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

1

Item 2.02 Results of Operations and Financial Condition

On March 8, 2022, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three and twelve months ended December 31, 2021. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its standalone financial results for the three and twelve months ended December 31, 2021 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

2

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated March 8, 2022, relating to the Company’s results for the three and twelve months ended December 31, 2021.

99.2 Investor presentation dated March 8, 2022.

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3

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: March 8, 2022Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

mdca-202111030000876883false00008768832021-11-032021-11-03

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) — November 3, 2021

Stagwell Inc. (Exact Name of Registrant as Specified in its Charter)

Delaware001-1371886-1390679 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☐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 classTrading symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value

STGWNASDAQ

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). 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.                              ☐

1

Item 2.02 Results of Operations and Financial Condition

On November 3, 2021, Stagwell Inc. (the “Company”) issued an earnings release reporting its financial results for the three and nine months ended September 30, 2021. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its standalone financial results for the three and nine months ended September 30, 2021 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1, and 99.2 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

2

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated November 3, 2021, relating to the Company’s results for the three and nine months ended September 30, 2021.

99.2 Investor presentation dated November 3, 2021.

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

3

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: November 3, 2021Stagwell Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

0000876883 false

0000876883

2021-08-04 2021-08-04

iso4217:USD

xbrli:shares

iso4217:USD

xbrli:shares

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): August 4, 2021

STAGWELL INC.

(Exact name of Registrant as Specified in Its Charter)

Delaware

001-13718

86-1390679

(State or Other Jurisdiction

of Incorporation)

(Commission

File Number)

(I.R.S. Employer

Identification No.)

One World Trade Center, Floor 65, New York, NY 10007

(Address of principal executive offices and zip code)

(646) 429-1800

(Registrant’s Telephone Number)

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:

¨ 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

Class A Subordinate Voting Shares, $0.001 par value

STGW

NASDAQ

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

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. ¨

Item 2.02 Results of Operations and Financial Condition

On August 4, 2021, Stagwell Inc. (the “Company”) issued an earnings release reporting the standalone financial results of MDC Partners Inc. (“MDC”), the Company’s predecessor registrant prior to the business combination between MDC and certain subsidiaries of Stagwell Media LP that closed on August 2, 2021 (the “Business Combination”), for the three and six months ended June 30, 2021. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which MDC’s standalone financial results for the three and six months ended June 30, 2021 will be discussed. The investor

presentation to be used for the call is attached as Exhibit 99.2 hereto.

On August 4, 2021, the Company also issued an earnings release reporting the standalone financial results of The Stagwell Group LLC (the “Stagwell Group”) for the three and six months ended June 30, 2021. The Stagwell Group includes certain subsidiaries of Stagwell Media LP that were contributed to MDC as part of the Business Combination. A copy of this earnings release is attached as Exhibit 99.3 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which the Stagwell Group’s standalone financial results for the three and six months ended June 30, 2021 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.4 hereto.

The Company has posted the materials attached as Exhibit 99.1, 99.2, 99.3 and 99.4 on its website (www.stagwellglobal.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

2

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

99.1 Press release dated August 4, 2021, relating to MDC’s standalone results for the three and six months ended June 30, 2021.

99.2 Investor presentation relating to MDC’s standalone results dated August 4, 2021.

99.3 Press release dated August 4, 2021, re

mdca-202105050000876883false00008768832021-05-052021-05-05

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) — May 5, 2021

MDC PARTNERS INC.

(Exact Name of Registrant as Specified in its Charter)

Canada001-1371898-0364441 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☒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 classTrading symbol(s)Name of each exchange on which registered Class A Subordinate Voting Shares, no par valueMDCANASDAQ

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). 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.                              ☐

1

Item 2.02 Results of Operations and Financial Condition

On May 5, 2021, MDC Partners Inc. (the “Company”) issued an earnings release reporting its financial results for the three months ended March 31, 2021. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three months ended March 31, 2021 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1 and 99.2 on its website (www.mdc-partners.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

2

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated May 5, 2021, relating to the Company's results for the three months ended March 31, 2021.

99.2 Investor presentation dated May 5, 2021.

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

3

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: May 5, 2021 MDC Partners Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer

mdca-202103020000876883false00008768832021-03-022021-03-02

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) — March 2, 2021

MDC PARTNERS INC.

(Exact Name of Registrant as Specified in its Charter)

Canada001-1371898-0364441 (Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

One World Trade Center, Floor 65, New York, NY 10007 (Address of principal executive offices and zip code)

(646) 429-1800 (Registrant’s Telephone Number)

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:

☑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 classTrading symbol(s)Name of each exchange on which registered Class A Subordinate Voting Shares, no par valueMDCANASDAQ

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). 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.                              ☐

1

Item 2.02 Results of Operations and Financial Condition

On March 2, 2021, MDC Partners Inc. (the “Company”) issued an earnings release reporting its financial results for the three and twelve months ended December 31, 2020. A copy of this earnings release is attached as Exhibit 99.1 hereto. Following the issuance of this earnings release, the Company will host an earnings call in which its financial results for the three and twelve months ended December 31, 2020 will be discussed. The investor presentation to be used for the call is attached as Exhibit 99.2 hereto.

The Company has posted the materials attached as Exhibit 99.1 and 99.2 on its website (www.mdc-partners.com). The information found on, or otherwise accessible through, the Company’s website is not incorporated into, and does not form a part of, this Current Report on Form 8-K.

The foregoing information (including the exhibits hereto) is being furnished under “Item 2.02 - Results of Operations and Financial Condition”. Such information (including the exhibits hereto) shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

The foregoing information and the exhibits hereto contain forward-looking statements within the meaning of the federal securities laws. These statements are based on present expectations, and are subject to the limitations listed therein and in the Company’s other SEC reports, including that actual events or results may differ materially from those in the forward-looking statements.

2

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. 99.1 Press release dated March 2, 2021, relating to the Company's results for the three and twelve months ended December 31, 2020.

99.2 Investor presentation dated March 2, 2021.

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

3

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed by the undersigned hereunto duly authorized.

Date: March 2, 2021MDC Partners Inc.

By:/s/ Frank Lanuto Frank Lanuto Chief Financial Officer