Sec Form 4 Filing - Silver Lake West HoldCo, L.P. @ TKO Group Holdings, Inc. - 2025-02-28

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 Silver Lake West HoldCo, L.P. 2. Issuer Name and Ticker or Trading Symbol TKO Group Holdings, Inc. [ TKO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O SILVER LAKE, 2775 SAND HILL ROAD, SUITE 100 3. Date of Earliest Transaction (MM/DD/YY) 02/28/2025 (Street) MENLO PARK, CA94025 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ 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 Class B Common Stock 02/28/2025 A( 1 ) 2,155,188 A 2,155,188 ( 2 ) I By Endeavor Operating Company, LLC ( 3 ) Class B Common Stock 02/28/2025 A( 1 ) 24,386,536 A 24,386,536 I By IMG Worldwide, LLC ( 3 ) Class B Common Stock 83,074,858 ( 2 ) I By January Capital HoldCo, LLC ( 3 ) Class B Common Stock 6,542,033 I By January Capital Sub, LLC ( 3 )

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 Common Units ( 4 ) ( 5 ) 02/28/2025 A( 1 ) 2,155,188 ( 5 ) ( 5 ) Class A Common Stock 2,155,188 ( 1 ) 2,155,188 ( 6 ) I By Endeavor Operating Company, LLC ( 3 ) Common Units ( 4 ) ( 5 ) 02/28/2025 A( 1 ) 24,386,536 ( 5 ) ( 5 ) Class A Common Stock 24,386,536 ( 1 ) 24,386,536 I By IMG Worldwide, LLC ( 3 ) Common Unit ( 4 ) ( 5 ) ( 5 ) ( 5 ) Class A Common Stock 83,074,858 ( 6 ) 83,074,858 ( 6 ) I By January Capital Holdco, LL ( 3 ) Common Unit ( 4 ) ( 5 ) ( 5 ) ( 5 ) Class A Common Stock 6,542,033 6,542,033 I By January Capital Sub, LLC ( 3 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Silver Lake West HoldCo, L.P. C/O SILVER LAKE 2775 SAND HILL ROAD, SUITE 100 MENLO PARK, CA94025 X Silver Lake West HoldCo II, L.P. C/O SILVER LAKE 2775 SAND HILL ROAD, SUITE 100 MENLO PARK, CA94025 X Silver Lake West VoteCo, L.L.C. C/O SILVER LAKE 2775 SAND HILL ROAD, SUITE 100 MENLO PARK, CA94025 X Durban Egon C/O SILVER LAKE 2775 SAND HILL ROAD, SUITE 100 MENLO PARK, CA94025 X X Signatures By: /s/ Andrew J. Schader, Attorney-in-fact for Egon Durban, Managing Member of Silver Lake West VoteCo, L.L.C., general partner of Silver Lake West HoldCo, L.P. 02/28/2025 Signature of Reporting Person Date By: /s/ Andrew J. Schader, Attorney-in-fact for Egon Durban, Managing Member of Silver Lake West VoteCo, L.L.C., general partner of Silver Lake West HoldCo II, L.P. 02/28/2025 Signature of Reporting Person Date By: /s/ Andrew J. Schader, Attorney-in-fact for Egon Durban, Managing Member of Silver Lake West VoteCo, L.L.C. 02/28/2025 Signature of Reporting Person Date /s/ Andrew J. Schader, Attorney-in-fact for Egon Durban 02/28/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents securities received in exchange for the transfer by Endeavor Operating Company, LLC ("EOC") and IMG Worldwide, LLC ("IMG Worldwide") of certain assets to the Issuer and TKO Operating Company, LLC pursuant to the terms of that certain Transaction Agreement, dated as of October 23, 2024, as amended, by and among EOC, Endeavor Group Holdings, Inc. ("EGH"), Trans World International, LLC, the Issuer and TKO Operating Company, LLC. ( 2 )Reflects a transfer of 76,712,059 shares of Class B common stock that was exempt from reporting. ( 3 )EGH is the managing member of Endeavor Manager, LLC, which in turn is the managing member of EOC. EOC is the managing member of January Capital HoldCo, LLC, which in turn is the managing member of January Capital Sub, LLC. IMG Worldwide LLC is an indirect wholly owned subsidiary of EGH. Silver Lake West Holdco, L.P. and Silver Lake West Holdco II, L.P. (the "Silver Lake Equityholders") have designated members of the governing body of EGH and as a result may be deemed to share beneficial ownership of the securities beneficially owned by EGH. Mr. Egon Durban is the managing member of Silver Lake West VoteCo, L.L.C., which is the general partner of each of the Silver Lake Equityholders. Mr. Durban is a director of the Issuer and is a Co-CEO and Managing Member of Silver Lake Group, L.LC. Securities reported on this Form 4 are held solely by subsidiaries of EGH. Investment funds managed by Silver Lake do not directly hold any equity securities of the Issuer. ( 4 )Represents membership interests in TKO Operating Company, LLC (the "Common Units"). ( 5 )The Common Units are redeemable by the holders for, at the election of the Issuer, (i) newly-issued shares of Class A common stock of the Issuer on a one-for-one basis, subje ct to appropriate and equitable adjustment for any stock splits, reverse splits, stock dividends or similar events, and (ii) subject to certain conditions, an equivalent amount of cash. Upon the redemption of any Common Units, a number of shares of Class B common stock equal to the number of Common Units that are redeemed will be cancelled by the Issuer for no consideration. ( 6 )Reflects a transfer of 76,712,059 Common Units that was exempt from reporting.

Remarks: The Reporting Persons are jointly filing this Form 4 pursuant to Rule 16a-3(j) under the Exchange Act. This filing shall not be deemed an admission that for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise, that the Reporting Persons other than Mr. Durban are subject to Section 16 of the Exchange Act or that the Reporting Persons are the beneficial owners of any equity securities in excess of their respective pecuniary interests, and each Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein, if any.

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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