Other Information
−Removed: During the three months ended September 30, 2025, no director or officer who is required to file reports under Section 16 of the Securities Exchange Act adopted , modified or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.
−Removed: Third Quarter 2025 Form 10-Q 73
+Added: During the three months ended March 31, 2026, no director or officer who is required to file reports under Section 16 of the Securities Exchange Act adopted , modified or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.
+Added: 64 www.allstate.com
+Added: Other Information Part II.
The following is a list of exhibits filed as part of this Form 10-Q.
17 unchanged sentences
4 The Allstate Corporation hereby agrees to furnish to the Commission, upon request, the instruments defining the rights of holders of each issue of long-term debt of it and its consolidated subsidiaries
−Removed: 15 Acknowledgment of awareness from Deloitte & Touche LLP, dated November 5 , 2025, concerning unaudited interim financial information
+Added: 10.1 Offer Letter dated February 19, 2025 to Andréa Carter
+Added: 15 Acknowledgment of awareness from Deloitte & Touche LLP, dated April 29, 2026, concerning unaudited interim financial information
31(i) Rule 13a-14(a) Certification of Principal Executive Officer
8 unchanged sentences
104 Cover Page Interactive Data File (formatted as inline XBRL and contained in Exhibit 101) X
−Removed: 74 www.allstate.com
+Added: First Quarter 2026 Form 10-Q 65
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 thereunto duly authorized.
The Allstate Corporation
−Removed: November 5, 2025 By
+Added: April 29, 2026
Senior Vice President, Controller and Chief Accounting Officer
(Authorized Signatory and Principal Accounting Officer)
−Removed: Third Quarter 2025 Form 10-Q 75
+Added: 66 www.allstate.com
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.