CSX: Financial results

Item 2.02. Results of Operations and Financial Condition On July 22, 2026, CSX Corporation issued a press release and its CSX Quarterly Financial Report on financial and operating results for the quarter ended June 30, 2026. A copy of the press release is attached as Exhibit 99.1 and a copy of the CSX Quarterly Financial Report is attached as Exhibit 99.2, each of which is incorporated by reference herein. These documents are available on the Company's website, www.csx.com. * The information contained in this Current Report on Form 8-K, including Exhibits 99.1 and 99.2 hereto, has been “furnished” and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to liability under that section. The information in this Current Report shall not be incorporated by reference into any filing or other document pursuant to the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing or document. Item 9.01. Financial Statements and Exhibits (d) The following exhibits are being furnished herewith: 99.1 Press Release dated July 22, 2026 from CSX Corporation 99.2 CSX Quarterly Financial Report 104 The cover page from this Current Report on Form 8-K, formatted in Inline XBRL * Internet addresses are provided for informational purposes only and are not intended to be hyperlinks. 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. CSX CORPORATION By: /s/ ANGELA C. WILLIAMS Angela C. Williams Vice President and Chief Accounting Officer (Principal Accounting Officer) Date: July 22, 2026