Sec Form 4 Filing - Rossbach Jan Philipp @ EnLink Midstream, LLC - 2025-01-31

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 Rossbach Jan Philipp 2. Issuer Name and Ticker or Trading Symbol EnLink Midstream, LLC [ ENLC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) VP & Chief Accounting Officer (Last) (First) (Middle) 1722 ROUTH STREET, SUITE 1300 3. Date of Earliest Transaction (MM/DD/YY) 01/31/2025 (Street) DALLAS, TX75201 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 Units 01/31/2025 D 79,392 D 0 D

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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Rossbach Jan Philipp 1722 ROUTH STREET SUITE 1300 DALLAS, TX75201< /span> VP & Chief Accounting Officer Signatures /s/ Sarah M. Rechter, by power of attorney 01/31/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Pursuant to the Agreement and Plan of Merger, dated as of November 24, 2024 (the "Merger Agreement"), by and among EnLink Midstream, LLC ("EnLink"), ONEOK, Inc. ("ONEOK"), Elk Merger Sub I, L.L.C. ("Merger Sub I"), a direct, wholly-owned subsidiary of ONEOK, Elk Merger Sub II, L.L.C., a direct, wholly-owned subsidiary of ONEOK, and EnLink Midstream Manager, LLC, the managing member of EnLink, each common unit representing limited liability company interests in EnLink ("EnLink Unit") issued and outstanding immediately prior to the effective time of the merger between EnLink and Merger Sub I (the "First Merger Effective Time"), was converted into the right to receive 0.1412 shares of ONEOK common stock ("ONEOK Common Stock" and such ratio, the "Exchange Ratio"). On January 31, 2025, the closing price of one share of ONEOK Common Stock was $97.17. ( 2 )Additionally, pursuant to the Merger Agreement, each restricted incentive unit of EnLink ("EnLink RIU Award") that was outstanding immediately prior to the First Merger Effective Time was assumed by ONEOK and converted into a time-based restricted stock unit award of ONEOK equal to the product obtained by multiplying (x) the number of EnLink Units subject to such EnLink RIU Award immediately prior to the First Merger Effective Time multiplied by (y) the Exchange Ratio, rounded up or down to the nearest whole share of ONEOK Common Stock and otherwise subject to the same terms and conditions (including as to vesting and forfeiture) as were applicable to such EnLink RIU Award immediately prior to the First Merger Effective Time.

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

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