ALLY: Financial results

Item 2.02 Results of Operations and Financial Condition. On October 20, 2026, Ally Financial Inc. issued a press release announcing preliminary operating results for the third quarter ended September 30, 2026. The press release is attached hereto and incorporated by reference as Exhibit 99.1. Charts furnished to securities analysts are attached hereto and incorporated by reference as Exhibit 99.2. In addition, supplemental financial data furnished to securities analysts is attached hereto and incorporated by reference as Exhibit 99.3. The information in this Item 2.02, including the exhibits, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (Exchange Act) or otherwise subject to the liabilities of that section. This information shall not be deemed to be incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference to such disclosure in this Form 8-K in such a filing. Item 9.01 Financial Statements and Exhibits. Exhibit No. Description 99.1 Press Release, Dated October 20, 2026 99.2 Charts Furnished to Securities Analysts 99.3 Supplemental Financial Data Furnished to Securities Analysts 104 The cover page from this Current Report on Form 8-K, formatted in Inline XBRL 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. ALLY FINANCIAL INC. (Registrant) Dated: October 20, 2026 /s/ Austin T. McGrath Austin T. McGrath Vice President, Controller, and Chief Accounting Officer