BAX

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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 10, 2026 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 12, 2026, Baxter International Inc. (the Company) issued an earnings press release for the period ended December 31, 2025. The press release, including attachments, is furnished as Exhibit 99.1 to this report. The information in this Item 2.02 of Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for 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 is not incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing.

Item 8.01 Other Events Effective February 11, 2026, the Company's Board of Directors declared a quarterly cash dividend of $0.01 per share of common stock. The dividend is payable on April 1, 2026, to stockholders of record as of February 27, 2026.

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. Appointment of Michael R. McDonnell On February 10, 2026, Baxter International Inc. (the “Company”) appointed Michael R. McDonnell to its Board of Directors (the “Board”), effective February 13, 2026. Mr. McDonnell has also been appointed to serve as a member of the Audit Committee. Michael McDonnell served as the Executive Vice President and Chief Financial Officer of Biogen Inc. from August 2020 through February 2025. He also served as Executive Vice President and Chief Financial Officer of IQVIA Holdings Inc. (f/k/a Quintiles IMS) from December 2015 through July 2020. Prior to that, Mr. McDonnell served as the Executive Vice President and Chief Financial Officer of Intelsat S.A. from November 2008 to December 2015, as Executive Vice President, Chief Financial Officer of MCG Capital Corporation from September 2004 until October 2008 and also as MCG Capital Corporation’s Chief Operating Officer from August 2006 until October 2008. Before joining MCG Capital Corporation, Mr. McDonnell served as Executive Vice President and Chief Financial Officer for Echo Star Communications Corporation (d/b/a DISH Network Corporation) from July 2004 until August 2004 and as its Senior Vice President and Chief Financial Officer from August 2000 to July 2004. Mr. McDonnell spent 14 years at PricewaterhouseCoopers LLP, including four years as a partner. Mr. McDonnell also serves on the board of directors of Merit Medical Systems, Inc. Mr. McDonnell will be compensated f

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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 30, 2025 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 October 30, 2025, Baxter International Inc. (the Company) issued an earnings press release for the period ended September 30, 2025. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

The information in this Item 2.02 of Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for 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 is not incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated October 30, 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. Date: October 30, 2025

BAXTER INTERNATIONAL INC.

By:/s/ Joel T. Grade Name:Joel T. Grade Title:Executive Vice President and Chief Financial Officer

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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 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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, Baxter International Inc. (the Company) issued an earnings press release for the period ended June 30, 2025. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

The information in this Item 2.02 of Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for 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 is not incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated July 31, 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. Date: July 31, 2025

BAXTER INTERNATIONAL INC.

By:/s/ Joel T. Grade Name:Joel T. Grade Title:Executive Vice President and Chief Financial Officer

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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 1, 2025 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange

1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 1, 2025, Baxter International Inc. (the Company) issued an earnings press release for the period ended March 31, 2025. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

The information in this Item 2.02 of Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for 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 is not incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated May 1, 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. Date: May 1, 2025

BAXTER INTERNATIONAL INC.

By:/s/ Joel T. Grade Name:Joel T. Grade Title:Executive Vice President and Chief Financial Officer

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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 20, 2025 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange

1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 20, 2025, Baxter International Inc. (the Company) issued an earnings press release for the period ended December 31, 2024. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

The information in this Item 2.02 of Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for 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 is not incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated February 20, 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. Date: February 20, 2025

BAXTER INTERNATIONAL INC.

By:/s/ Joel T. Grade Name:Joel T. Grade Title:Executive Vice President, Chief Financial Officer and Interim Chief Accounting Officer

8-K

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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, 2025

Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware

(State or other jurisdiction of incorporation)

1-4448

36-0781620

(Commission File Number)

(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois

60015

(Address of principal executive offices)

(Zip Code) (224) 948-2000 (Registrant’s telephone number, including area code) (Former name or former address, if changed since last report)

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

Common Stock, $1.00 par value

BAX (NYSE)

New York Stock Exchange

Chicago Stock Exchange

1.3% Global Notes due 2025

BAX 25

New York Stock Exchange

1.3% Global Notes due 2029

BAX 29

New York Stock Exchange 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 3, 2025, Baxter International Inc. (the “Company”) announced that it expects its results for the fourth quarter and full year ended December 31, 2024 to be aligned with the continuing operations guidance provided in the Company’s earnings release for the third quarter ended September 30, 2024. A copy of the press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. Item 5.02   Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. Transition of José Almeida as CEO and Chair; Appointment of Brent Shafer as Interim CEO and Chair On February 3, 2025, the Company announced that, effective as of February 3, 2025 (the “CEO Transition Date”), José E. Almeida’s service as Chief Executive Officer (“CEO”) of the Company, Chair of the Board of Directors (the “Board”) and director has ceased and, as of such date, Mr. Almeida has transitioned into a non-executive officer role (“Special Advisor”) and will continue employment with the Company through October 31, 2025 (such date the “Separation Date”, and such period, the “Advisory Period”). As of the Separation Date, Mr. Almeida’s service relationship with the Company will cease. On February 3, 2025, the Company announced that, effective as of the CEO Transition Date, the Board appointed Brent Shafer as interim CEO of the Company and Chair of the Board. Effective as of the CEO Transition Date, Mr. Shafer resigned from his role as Lead Independent Director of the Board and as a member of the Audit Committee and Nominating, Corporate Governance and Public Policy Committee, and Nancy Schlichting was appointed Lead Independent Director. The Board has retained a leading search firm and has begun a process to select a permanent CEO, evaluating internal and external candidates. Mr. Shafer does not have any family relationships with any of the Company’s directors or executive officers, there are no arrangements or understandings between Mr. Shafer and any other persons pursuant to which he was selected as an officer or director, and there are no transactions between Mr. Shafer and the Company that would be required to be reported under Item 404(a) of Regulation S-K. Mr. Shafer, age 67, has served as interim CEO and Chair of the Board since the CEO Transition Date and has served as a director of the Company since 2022. He served as the Lead Independent Director of the

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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 8, 2024 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange NYSE Chicago

1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 8, 2024, Baxter International Inc. (the Company) issued an earnings press release for the period ended September 30, 2024. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

The information in this Item 2.02 of Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for 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 is not incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated November 8, 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. Date: November 8, 2024

BAXTER INTERNATIONAL INC.

By:/s/ Joel T. Grade Name:Joel T. Grade Title:Executive Vice President, Chief Financial Officer and Interim Chief Accounting Officer

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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 6, 2024 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange NYSE Chicago 0.4% Global Notes due 2024BAX 24New York Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 6, 2024, Baxter International Inc. (the Company) issued an earnings press release for the period ended June 30, 2024. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

The information in this Item 2.02 of Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for 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 is not incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated August 6, 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. Date: August 6, 2024

BAXTER INTERNATIONAL INC.

By:/s/ Joel T. Grade Name:Joel T. Grade Title:Executive Vice President and Chief Financial Officer

bax-202405020000010456false00000104562024-05-022024-05-020000010456exch:XCHIbax:CommonStock1.00PerValueMember2024-05-022024-05-020000010456exch:XNYSbax:CommonStock1.00PerValueMember2024-05-022024-05-020000010456exch:XNYSbax:GlobalNotes04Due2024Member2024-05-022024-05-020000010456exch:XNYSbax:GlobalNotes13Due2025Member2024-05-022024-05-020000010456exch:XNYSbax:GlobalNotes13Due2029Member2024-05-022024-05-02

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): May 2, 2024 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange NYSE Chicago 0.4% Global Notes due 2024BAX 24New York Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 2, 2024, Baxter International Inc. (the Company) issued an earnings press release for the period ended March 31, 2024. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

The information in this Item 2.02 of Form 8-K, including Exhibit 99.1, is being furnished and shall not be deemed “filed” for 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 is not incorporated by reference into any filing of the Company under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated May 2, 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. Date: May 2, 2024

BAXTER INTERNATIONAL INC.

By:/s/ Joel T. Grade Name:Joel T. Grade Title:Executive Vice President and Chief Financial Officer

bax-202402080000010456false00000104562024-02-082024-02-080000010456exch:XCHIbax:CommonStock1.00PerValueMember2024-02-082024-02-080000010456exch:XNYSbax:CommonStock1.00PerValueMember2024-02-082024-02-080000010456exch:XNYSbax:GlobalNotes04Due2024Member2024-02-082024-02-080000010456bax:GlobalNotes13Due2025Memberexch:XNYS2024-02-082024-02-080000010456bax:GlobalNotes13Due2029Memberexch:XNYS2024-02-082024-02-08

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): February 8, 2024 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 8, 2024, Baxter International Inc. (the Company) issued an earnings press release for the period ended December 31, 2023. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated February 8, 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. Date: February 8, 2024

BAXTER INTERNATIONAL INC.

By:/s/ Joel T. Grade Name:Joel T. Grade Title:Executive Vice President and Chief Financial Officer

bax-202311020000010456false00000104562023-11-022023-11-020000010456bax:CommonStock1.00PerValueMemberexch:XCHI2023-11-022023-11-020000010456bax:CommonStock1.00PerValueMemberexch:XNYS2023-11-022023-11-020000010456bax:GlobalNotes04Due2024Memberexch:XNYS2023-11-022023-11-020000010456bax:GlobalNotes13Due2025Memberexch:XNYS2023-11-022023-11-020000010456bax:GlobalNotes13Due2029Memberexch:XNYS2023-11-022023-11-02

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 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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, Baxter International Inc. (the Company) issued an earnings press release for the period ended September 30, 2023. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated November 2, 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. Date: November 2, 2023

BAXTER INTERNATIONAL INC.

By:/s/ Joel T. Grade Name:Joel T. Grade Title:Executive Vice President and Chief Financial Officer

bax-202307270000010456false00000104562023-07-272023-07-270000010456bax:CommonStock1.00PerValueMemberexch:XCHI2023-07-272023-07-270000010456bax:CommonStock1.00PerValueMemberexch:XNYS2023-07-272023-07-270000010456bax:GlobalNotes04Due2024Memberexch:XNYS2023-07-272023-07-270000010456bax:GlobalNotes13Due2025Memberexch:XNYS2023-07-272023-07-270000010456exch:XNYSbax:GlobalNotes13Due2029Member2023-07-272023-07-27

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): July 27, 2023 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 27, 2023, Baxter International Inc. (the Company) issued an earnings press release for the period ended June 30, 2023. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated July 27, 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. Date: July 27, 2023

BAXTER INTERNATIONAL INC.

By:/s/ Brian C. Stevens Name:Brian C. Stevens Title:Senior Vice President, Interim Chief Financial Officer, Chief Accounting Officer and Controller

bax-202304270000010456false00000104562023-04-272023-04-270000010456bax:CommonStock1.00PerValueMemberexch:XCHI2023-04-272023-04-270000010456bax:CommonStock1.00PerValueMemberexch:XNYS2023-04-272023-04-270000010456bax:GlobalNotes04Due2024Memberexch:XNYS2023-04-272023-04-270000010456exch:XNYSbax:GlobalNotes13Due2025Member2023-04-272023-04-270000010456bax:GlobalNotes13Due2029Memberexch:XNYS2023-04-272023-04-27

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): April 27, 2023 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange

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 April 27, 2023, Baxter International Inc. (the Company) issued an earnings press release for the period ended March 31, 2023. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated April 27, 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. Date: April 27, 2023

BAXTER INTERNATIONAL INC.

By:/s/ James K. Saccaro Name:James K. Saccaro Title:Executive Vice President and Chief Financial Officer

bax-202302090000010456false00000104562023-02-092023-02-090000010456bax:CommonStock1.00PerValueMemberexch:XCHI2023-02-092023-02-090000010456exch:XNYSbax:CommonStock1.00PerValueMember2023-02-092023-02-090000010456exch:XNYSbax:GlobalNotes13Due2025Member2023-02-092023-02-090000010456exch:XNYSbax:GlobalNotes13Due2029Member2023-02-092023-02-090000010456exch:XNYSbax:GlobalNotes04Due2024Member2023-02-092023-02-09

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): February 9, 2023 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange

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 9, 2023, Baxter International Inc. (the Company) issued an earnings press release for the period ended December 31, 2022. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated February 9, 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. Date: February 9, 2023

BAXTER INTERNATIONAL INC.

By:/s/ James K. Saccaro Name:James K. Saccaro Title:Executive Vice President and Chief Financial Officer

bax-202210270000010456false00000104562022-10-272022-10-270000010456exch:XNYSbax:CommonStock1.00PerValueMember2022-10-272022-10-270000010456exch:XCHIbax:CommonStock1.00PerValueMember2022-10-272022-10-270000010456exch:XNYSbax:GlobalNotes13Due2025Member2022-10-272022-10-270000010456bax:GlobalNotes13Due2029Memberexch:XNYS2022-10-272022-10-270000010456exch:XNYSbax:GlobalNotes04Due2024Member2022-10-272022-10-27

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): October 27, 2022 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange

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 October 27, 2022, Baxter International Inc. (the Company) issued an earnings press release for the period ended September 30, 2022. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated October 27, 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. Date: October 27, 2022

BAXTER INTERNATIONAL INC.

By:/s/ James K. Saccaro Name:James K. Saccaro Title:Executive Vice President and Chief Financial Officer

bax-202207280000010456false00000104562022-07-282022-07-280000010456bax:CommonStock1.00PerValueMemberexch:XNYS2022-07-282022-07-280000010456bax:CommonStock1.00PerValueMemberexch:XCHI2022-07-282022-07-280000010456exch:XNYSbax:GlobalNotes13Due2025Member2022-07-282022-07-280000010456bax:GlobalNotes13Due2029Memberexch:XNYS2022-07-282022-07-280000010456bax:GlobalNotes04Due2024Memberexch:XNYS2022-07-282022-07-28

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 28, 2022 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange

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 28, 2022, Baxter International Inc. (the Company) issued an earnings press release for the period ended June 30, 2022. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated July 28, 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. Date: July 28, 2022

BAXTER INTERNATIONAL INC.

By:/s/ James K. Saccaro Name:James K. Saccaro Title:Executive Vice President and Chief Financial Officer

bax-202204280000010456false00000104562022-04-282022-04-280000010456exch:XCHIbax:CommonStock1.00PerValueMember2022-04-282022-04-280000010456bax:CommonStock1.00PerValueMemberexch:XNYS2022-04-282022-04-280000010456bax:GlobalNotes13Due2025Memberexch:XNYS2022-04-282022-04-280000010456bax:GlobalNotes13Due2029Memberexch:XNYS2022-04-282022-04-280000010456bax:GlobalNotes04Due2024Memberexch:XNYS2022-04-282022-04-280000010456bax:GlobalNotes395Due2030Memberexch:XNYS2022-04-282022-04-280000010456bax:GlobalNotes173Due2031Memberexch:XNYS2022-04-282022-04-28

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 28, 2022 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange 3.95% Global Notes due 2030BAX 30New York Stock Exchange 1.73% Global Notes due 2031BAX 31New York Stock Exchange

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 April 28, 2022, Baxter International Inc. (the Company) issued an earnings press release for the period ended March 31, 2022. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated April 28, 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. Date: April 28, 2022

BAXTER INTERNATIONAL INC.

By:/s/ James K. Saccaro Name:James K. Saccaro Title:Executive Vice President and Chief Financial Officer

bax-202202170000010456false00000104562022-02-172022-02-170000010456exch:XCHIbax:CommonStock1.00PerValueMember2022-02-172022-02-170000010456bax:CommonStock1.00PerValueMemberexch:XNYS2022-02-172022-02-170000010456exch:XNYSbax:GlobalNotes13Due2025Member2022-02-172022-02-170000010456bax:GlobalNotes13Due2029Memberexch:XNYS2022-02-172022-02-170000010456exch:XNYSbax:GlobalNotes04Due2024Member2022-02-172022-02-170000010456bax:GlobalNotes395Due2030Memberexch:XNYS2022-02-172022-02-170000010456exch:XNYSbax:GlobalNotes173Due2031Member2022-02-172022-02-17

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 17, 2022 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange 3.95% Global Notes due 2030BAX 30New York Stock Exchange 1.73% Global Notes due 2031BAX 31New York Stock Exchange

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 17, 2022, Baxter International Inc. (the Company) issued an earnings press release for the period ended December 31, 2021. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated February 17, 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. Date: February 17, 2022

BAXTER INTERNATIONAL INC.

By:/s/ James K. Saccaro Name:James K. Saccaro Title:Executive Vice President and Chief Financial Officer

bax-202110280000010456false00000104562021-10-282021-10-280000010456bax:CommonStock1.00PerValueMemberexch:XCHI2021-10-282021-10-280000010456bax:CommonStock1.00PerValueMemberexch:XNYS2021-10-282021-10-280000010456bax:GlobalNotes13Due2025Memberexch:XNYS2021-10-282021-10-280000010456bax:GlobalNotes13Due2029Memberexch:XNYS2021-10-282021-10-280000010456exch:XNYSbax:GlobalNotes04Due2024Member2021-10-282021-10-280000010456exch:XNYSbax:GlobalNotes395Due2030Member2021-10-282021-10-280000010456exch:XNYSbax:GlobalNotes173Due2031Member2021-10-282021-10-28

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 28, 2021 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange 3.95% Global Notes due 2030BAX 30New York Stock Exchange 1.73% Global Notes due 2031BAX 31New York Stock Exchange

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 October 28, 2021, Baxter International Inc. (the Company) issued an earnings press release for the period ended September 30, 2021. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated October 28, 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. Date: October 28, 2021

BAXTER INTERNATIONAL INC.

By:/s/ James K. Saccaro Name:James K. Saccaro Title:Executive Vice President and Chief Financial Officer

bax-202107290000010456falseOne Baxter ParkwayDeerfieldIllinois224948-200000000104562021-07-292021-07-290000010456bax:CommonStock1.00PerValueMemberexch:XNYS2021-07-292021-07-290000010456bax:CommonStock1.00PerValueMemberexch:XCHI2021-07-292021-07-290000010456exch:XNYSbax:GlobalNotes13Due2025Member2021-07-292021-07-290000010456exch:XNYSbax:GlobalNotes13Due2029Member2021-07-292021-07-290000010456exch:XNYSbax:GlobalNotes04Due2024Member2021-07-292021-07-290000010456bax:GlobalNotes395Due2030Memberexch:XNYS2021-07-292021-07-290000010456exch:XNYSbax:GlobalNotes173Due2031Member2021-07-292021-07-29

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 29, 2021 Baxter International Inc. (Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)

1-444836-0781620 (Commission File Number)(I.R.S. Employer Identification No.)

One Baxter Parkway, Deerfield, Illinois 60015 (Address of principal executive offices)(Zip Code)

(224)948-2000

(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

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 Common Stock, $1.00 par valueBAX (NYSE)New York Stock Exchange Chicago Stock Exchange 1.3% Global Notes due 2025BAX 25New York Stock Exchange 1.3% Global Notes due 2029BAX 29New York Stock Exchange 0.4% Global Notes due 2024BAX 24New York Stock Exchange 3.95% Global Notes due 2030BAX 30New York Stock Exchange 1.73% Global Notes due 2031BAX 31New York Stock Exchange

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 29, 2021, Baxter International Inc. (the Company) issued an earnings press release for the period ended June 30, 2021. The press release, including attachments, is furnished as Exhibit 99.1 to this report.

Item 9.01 Financial Statements and Exhibits. (d)Exhibits.

Exhibit NumberDescription

99.1Press Release Dated July 29, 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. Date: July 29, 2021

BAXTER INTERNATIONAL INC.

By:/s/ James K. Saccaro Name:James K. Saccaro Title:Executive Vice President and Chief Financial Officer