Sec Form 4 Filing - AMAYA NICOLAS @ KELLANOVA - 2023-10-26

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 AMAYA NICOLAS 2. Issuer Name and Ticker or Trading Symbol KELLANOVA [ K] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Senior Vice President (Last) (First) (Middle) 412 N. WELLS STREET 3. Date of Earliest Transaction (MM/DD/YY) 10/26/2023 (Street) CHICAGO, IL60654 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 20,210.5871 ( 1 ) D Common 411.448 ( 1 ) I By 401(k) Profit Sharing Plan

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 Restricted Stock Units ( 2 ) ( 3 ) 10/26/2023( 4 ) A 16,637 02/16/2024( 5 ) 02/16/2024( 5 ) Common 16,637 $ 0 16,637 ( 6 ) D Restricted Stock Units ( 7 ) ( 3 ) 10/26/2023( 4 ) A 17,889 02/21/2025( 8 ) 02/21/2025( 8 ) Common 17,889 $ 0 17,889 ( 6 ) D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other AMAYA NICOLAS 412 N. WELLS STREET CHICAGO, IL60654 Senior Vice President Signatures John Min, Attorney-in-Fact 10/30/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Excludes dividends reinvested after January 1, 2023. ( 2 )Represent 2021-2023 Executive Performance Plan awards granted under the Kellanova Performance Stock Unit ("PSU") Plan (formerly known as the "Executive Performance Plan"). ( 3 )Each restricted stock unit represents a contingent right to receive one share of Kellanova common stock. ( 4 )On October 26, 2023, the Kellanova Compensation and Talent Management Committee determined the actual performance through the effective time of the Distribution (as defined below) of the PSU Plan Awards. ( 5 )The restricted stock units vest over three years and vest on the date of the Board meeting that occurs closest to the third anniversary of the grant date, which is expected to occur on February 16, 2024. ( 6 )On October 2, 2023, Kellanova completed a pro rata spinoff distribution ("Distribution") of all of its shares of WK Kellogg Co. In connection with the Distribution, pursuant to the terms of the Employee Matters Agreement, dated as of September 29, 2023 by and between Kellanova and WK Kellogg Co, equity awards held by the Reporting Person were equitably adjusted. ( 7 )Represent 2022-2024 Preformance Stock Unit awards granted under the Kellanova PSU Plan (formally known as the "Executive Performance Plan"). ( 8 )The restricted stock units vest over three years and vest on the date of the Board meeting that occurs closest to the third anniversary of the grant date, which is expected to occur on February 21, 2025.

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

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