Current Report (Form 8-K)

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: January 29, 2026

(Date of earliest event reported)

INTERNATIONAL BUSINESS MACHINES CORPORATION

(Exact name of registrant as specified in its charter)

914-499-1900

(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:

Securities registered pursuant to Section 12(b) of the Act:

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. ¨

Financial Statements and Exhibits.

This Current Report on Form 8-K is being filed to incorporate by reference into Registration Statement No. 333-276739 on Form S-3, effective January 29, 2024, the documents included as (1) Exhibits 1.1, 4.1, 4.2, 4.3 and 4.4 relating to €3,500,000,000 aggregate principal amount of debt securities of the Registrant (the "Euro Notes"), (2) Exhibits 1.2, 4.5, 4.6, 4.7, 4.8 and 4.9 relating to $3,250,000,000 aggregate principal amount of debt securities of the Registrant (the "USD Notes" and, together with the Euro Notes, the "Notes") and (3) Exhibits 5.1 and 23.1 regarding the Notes. The Euro and the USD Notes were offered by means of separate prospectus supplements.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

IBM's web site (www.ibm.com) contains a significant amount of information about IBM, including financial and other information for investors (www.ibm.com/investor/). IBM encourages investors to visit its various web sites from time to time, as information is updated and new information is posted.

SIGNATURE

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.