Sec Form 3 Filing - Del Vecchio Joseph N @ NATIONAL FUEL GAS CO - 2025-02-01

FORM 3 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 Del Vecchio Joseph N 2. Issuer Name and Ticker or Trading Symbol NATIONAL FUEL GAS CO [ NFG] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) President, NFG Supply Corp. (Last) (First) (Middle) 6363 MAIN STREET 3. Date of Earliest Transaction (MM/DD/YY) 02/01/2025 (Street) WILLIAMSVILLE, NY14221 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 15,470 D Common Stock 14,041 ( 1 ) I 401K Trust

< td style="text-align: center;"> 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 ) 12/01/2025 12/01/2025 Common Stock 597 D Restricted Stock Units ( 2 ) ( 3 ) ( 3 ) Common Stock 1,577 D Restricted Stock Units ( 2 ) ( 4 ) ( 4 ) Common Stock 3,359 D Deferred Stock Units ( 5 ) ( 6 ) ( 6 ) Common Stock 13,329 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Del Vecchio Joseph N 6363 MAIN STREET WILLIAMSVILLE, NY14221 President, NFG Supply Corp. Signatures J. P. Baetzhold, Attorney in Fact 02/11/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The NFG Stock fund under the NFG 401(k) plan is denominated in units, representing ownership interests in a fund that include both NFG common stock and a reserve of cash. The information reported represents the dollar value of the reporting person's balance in the NFG stock fund as of January 31, 2025 as reported by the plan administrator, divided by the closing price of NFG common stock on that date. ( 2 )Each restricted stock unit represents a contingent right to receive one share of NFG common stock. ( 3 )The restricted stock units vest as follows: 788 on December 6, 2025; and 789 on December 6, 2026. ( 4 )The restricted stock units vest as follows: 1,119 on December 5, 2025, 1,120 on December 5, 2026, and 1,120 on December 5, 2027. ( 5 )Each deferred stock unit is the economic equivalent of one share of common stock. ( 6 )The deferred stock units become payable, in shares of common stock, after the reporting person's termination of service, pursuant to the reporting person's distribution election under National Fuel Gas Company's Deferred Compensation Plan for Directors and Officers.

Remarks: Exhibit List - Exhibit 24 - Power of Attorney

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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