Sec Form 3 Filing - Yadigaroglu Ion @ Fervo Energy Co - 2026-05-12

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 Yadigaroglu Ion 2. Issuer Name and Ticker or Trading Symbol Fervo Energy Co [ FRVO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O FERVO ENERGY COMPANY, 811 MAIN STREET, SUITE 1700 3. Date of Earliest Transaction (MM/DD/YY) 05/12/2026 (Street) HOUSTON, TX77002 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

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 Series B Preferred Stock ( 1 ) ( 1 ) ( 1 ) Class A Common Stock 6,368,028 I See Footnote ( 2 ) ( 3 ) Series C-1 Preferred Stock ( 1 ) ( 1 ) ( 1 ) Class A Common Stock 8,523,393 I See Footnote ( 2 ) ( 3 ) Series C-3 Preferred Stock ( 1 ) ( 1 ) ( 1 ) Class A Common Stock 4,266,992 I See Footnote ( 2 ) ( 3 ) Series D-1 Preferred Stock ( 1 ) ( 1 ) ( 1 ) Class A Common Stock 4,261,341 I See Footnote ( 2 ) ( 3 ) Series D-3 Preferred Stock ( 1 ) ( 1 ) ( 1 ) Class A Common Stock 8,173,141 I See Footnote ( 2 ) ( 3 ) Series E-1 Preferred Stock ( 1 ) ( 1 ) ( 1 ) Class A Common Stock 2,634,495 I See Footnote ( 2 ) ( 3 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Yadigaroglu Ion C/O FERVO ENERGY COMPANY 811 MAIN STREET, SUITE 1700 HOUSTON, TX77002 X X Signatures /s/ Gustavo Torres, Attorney-in-Fact 05/12/2026 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Each share of the Series B, Series C-1, Series C-3, Series D-1, Series D-3 and Series E-1 Preferred Stock will convert into Class A Common Stock immediately prior to the completion of the Issuer's initial public offering pursuant to its terms and has no expiration date. ( 2 )Consists of (i) 6,368,028 shares of Class A Common Stock underlying Series B Preferred Stock, 4,266,992 shares of Class A Common Stock underlying Series C-3 Preferred Stock, and 1,420,447 shares of Class A Common Stock underlying Series D-1 Preferred Stock held by Technology Impact Fund, LP, (ii) 8,523,393 shares of Class A Common Stock underlying Series C-1 Preferred Stock, 2,840,894 shares of Class A Common Stock underlying Series D-1 Preferred Stock, 2,724,380 shares of Class A Common Stock underlying Series D-3 Preferred Stock, and 873,763 shares of Class A Common Stock underlying Series E-1 Preferred Stock held by Technology Impact Growth Fund, II, L.P., (iii) 5,448,761 shares of Class A Common Stock underlying Series D-3 Preferred Stock held by TIGF II Direct Strategies LLC - Series 5, and (iv) 1,760,732 shares of Class A Common Stock underlying Series E-1 Preferred Stock held by TIGF II Direct Strategies LLC - Series 7. ( 3 )TIF Partners, LLC is the general partner of Technology Impact Fund, LP and TIGF Partners II, LLC is the general partner of Technology Impact Growth Fund, II, L.P. and the manager of (i) TIGF II Direct Strategies LLC - Series 5 and (ii) TIGF II Direct Strategies LLC - Series 7. Ion Yadigaroglu as a manager of TIF Partners, LLC and TIGF Partners II, LLC, shares the power to vote and dispose of the shares held by Technology Impact Fund, LP, Technology Impact Growth Fund, II, L.P., TIGF II Direct Strategies LLC - Series 5 and TIGF II Direct Strategies LLC - Series 7. Ion Yadigaroglu disclaims beneficial ownership of such holdings, except to the extent of his pecuniary interest in the shares.

Remarks: 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).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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