Sec Form 4 Filing - WILSON THOMAS J @ ALLSTATE CORP - 2025-12-15

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person WILSON THOMAS J 2. Issuer Name and Ticker or Trading Symbol ALLSTATE CORP [ ALL] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Chairman, President & CEO (Last) (First) (Middle) C/O THE ALLSTATE CORPORATION, 3100 SANDERS ROAD 3. Date of Earliest Transaction (MM/DD/YY) 12/15/2025 (Street) NORTHBROOK, IL60062-7154 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 12/15/2025 S 1,444 D $ 208.3456 ( 1 ) 143,368.491 ( 2 ) D Common Stock 12/15/2025 S 3,810 D $ 209.3955 ( 3 ) 139,558.491 ( 2 ) D Common Stock 12/15/2025 S 9,545 D $ 210.3659 ( 4 ) 130,013.491 ( 2 ) D Common Stock 12/15/2025 S 2,008 D $ 210.9611 ( 5 ) 128,005.491 ( 2 ) D Common Stock 111,442 I By 2023-B GRAT Common Stock 65,321 I By 2024-C GRAT Common Stock 69,822 I By 2025-A GRAT Common Stock 7,679 I By 401(k) Plan Common Stock 273,954 I By 2020 GRAT Remainder Trust Common Stock 257,535 I Remainder GRAT

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Employee Stock Option (Right to Buy) $ 122.64 02/17/2025 02/17/2032 Common Stock 0 0 ( 6 ) D Employee Stock Option (Right to Buy) $ 122.64 02/17/2025 02/17/2032 Common Stock 68,215 68,215 I By TJW Options LLC 2022 Series First Third Employee Stock Option (Right to Buy) $ 122.64 02/17/2025 02/17/2032 Common Stock 68,216 68,216 I By TJW Options LLC 2022 Series Middle Third Employee Stock Option (Right to Buy) $ 122.64 02/17/2025 02/17/2032 Common Stock 68,216 68,216 ( 6 ) I By TJW Options LLC 2022 Series Last Third Employee Stock Option (Right to Buy) $ 137.1 ( 7 ) 02/16/2033 Common Stock 52,612 52,612 ( 8 ) D Employee Stock Option (Right to Buy) $ 137.1 ( 7 ) 02/16/2033 Common Stock 52,611 52,611 I By TJW Options LLC 2023 Series First Third Employee Stock Option (Right to Buy) $ 137.1 ( 7 ) 02/16/2033 Common Stock 52,612 52,612 ( 8 ) I By TJW Options LLC 2023 Series Middle Third Employee Stock Option (Right to Buy) $ 159.17 ( 9 ) 02/21/2034 Common Stock 79,856 79,856 ( 10 ) D Employee Stock Option (Right to Buy) $ 159.17 ( 9 ) 02/21/2034 Common Stock 39,928 39,928 ( 10 ) I By TJW Options LLC 2024 Series First Third

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other WILSON THOMAS J C/O THE ALLSTATE CORPORATION 3100 SANDERS ROAD NORTHBROOK, IL60062-7154 X Chairman, President & CEO Signatures /s/ Thomas J. Wilson 12/17/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Reflects weighted average sale price for open-market sales transaction reported herein. Actual sale prices ranged from $207.725 to $208.690. The reporting person provided the issuer, and will provide any security holder of The Allstate Corporation or member of the SEC staff, full information regarding the number of shares sold at each separate price upon request. ( 2 )The sale transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan that was adopted on June 27, 2025. ( 3 )Reflects weighted average sale price for open-market sales transaction reported herein. Actual sale prices ranged from $208.825 to $209.780. The reporting person provided the issuer, and will provide any security holder of The Allstate Corporation or member of the SEC staff, full information regarding the number of shares sold at each separate price upon request. ( 4 )Reflects weighted average sale price for open-market sales transaction reported herein. Actual sale prices ranged from $209.835 to $210.8275. The reporting person provided the issuer, and will provide any security holder of The Allstate Corporation or member of the SEC staff, full information regarding the number of shares sold at each separate price upon request. ( 5 )Reflects weighted average sale price for open-market sales transaction reported herein. Actual sale prices ranged from $210.840 to $211.145. The reporting person provided the issuer, and will provide any security holder of The Allstate Corporation or member of the SEC staff, full information regarding the number of shares sold at each separate price upon request. ( 6 )Reflects transfer of 68,216 vested employee options to TJW Options LLC 2022 Series Last Third on December 12, 2025, formerly held directly by the reporting person. ( 7 )Stock option award granted on February 16, 2023 for 157,835 shares of common stock exercisable in three increments. The remaining increment will vest on February 16, 2026. ( 8 )Reflects transfer of 52,612 vested employee options to TJW Options LLC 2023 Series Middle Third on December 12, 2025, formerly held directly by the reporting person. 52,612 unvested employee options remain directly held. ( 9 )Stock option award granted on February 21, 2024, for 119,784 shares of common stock vesting in three equal increments. The remaining increments will vest on February 21, 2026 and February 21, 2027. ( 10 )Reflects transfer of 39,928 vested employee options to TJW Options LLC 2024 Series First Third on December 12, 2025, formerly held directly by the reporting person. 79,856 unvested employee options remain directly held.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

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