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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Name of Issuer)

(Title of Class of Securities)

(CUSIP Number)

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13D/A 0001104659-24-118857 0001999193 XXXXXXXX LIVE 4 Common Shares 11/14/2025 false 0001966287 39525U107 Greenfire Resources Ltd. 1900 - 205 5TH AVENUE SW CALGARY A0 T2P 2V7 Adam Waterous (403) 930-6048 301 8th Avenue SW, Suite 600 Calgary A0 T2P 1C5 Christopher M. Barlow, Esq. (212) 735-3972 Skadden, Arps, Slate, Meagher & Flom LLP One Manhattan West New York NY 10001 Y Waterous Energy Fund Management Corp. a OO N A0 0 52583991 0 52583991 52583991 N 72.12 CO In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. Y Waterous Energy Fund III (Canadian) LP a OO N A0 0 52583991 0 52583991 52583991 N 72.12 PN In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. 0001999193 N Waterous Energy Fund III (US) LP a OO N A0 0 52583991 0 52583991 52583991 N 72.12 PN In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. Y Waterous Energy Fund III (International) LP a OO N A0 0 52583991 0 52583991 52583991 N 72.12 PN In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. Y Waterous Energy Fund III (Canadian FI) LP a OO N A0 0 52583991 0 52583991 52583991 N 72.12 PN In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. 0001999190 N Waterous Energy Fund III (International FI) LP a OO N A0 0 52583991 0 52583991 52583991 N 72.12 PN In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. Y WEF III GP (Canadian) Corp. a OO N A0 0 52583991 0 52583991 52583991 N 72.12 CO In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. Y WEF III GP (US) Corp. a OO N A0 0 52583991 0 52583991 52583991 N 72.12 CO In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. Y WEF III GP (International) Corp. a OO N A0 0 52583991 0 52583991 52583991 N 72.12 CO In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. Y WEF III GP (Canadian FI) Corp. a OO N A0 0 52583991 0 52583991 52583991 N 72.12 CO In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. Y WEF III GP (International FI) Corp. a OO N A0 0 52583991 0 52583991 52583991 N 72.12 CO In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025 Y Adam Waterous a OO N Z4 0 52583991 0 52583991 52583991 N 72.12 IN In reference to rows 8, 10 and 11, the number represents an aggregate of 49,929,812 Common Shares and 2,654,179 common share purchase warrants. In reference to row 13, the percentage calculation is based on an aggregate of 70,256,512 Common Shares outstanding as of November 6, 2025, according to the Form 6-K filed by the Issuer on November 6, 2025. Common Shares Greenfire Resources Ltd. 1900 - 205 5TH AVENUE SW CALGARY A0 T2P 2V7 The following constitutes Amendment No. 4 ("Amendment No. 4") to the initial statement on Schedule 13D, filed on November 14, 2024, as amended by Amendment No. 1 to the Schedule 13D filed on November 21, 2024, by Amendment No. 2 to the Schedule 13D filed on December 27, 2024, and by Amendment No. 3 to the Schedule 13D filed on November 12, 2025 (as so amended, the "Schedule 13D"). This Amendment No. 4 amends and supplements the Schedule 13D as specifically set forth herein. Except as specifically amended by this Amendment No. 4, the Schedule 13D is unchanged. Capitalized terms used in this Amendment No. 4 and not otherwise defined herein have the meanings given to them in the Schedule 13D. Item 3 of the Schedule 13D is hereby amended to add the following: On November 14, 2025, Waterous Energy Fund Management Corp., in its capacity as manager of certain limited partnerships comprised of Waterous Energy Fund III (Canadian) LP, Waterous Energy Fund III (US) LP, Waterous Energy Fund III (International) LP, Waterous Energy Fund III (Canadian FI) LP and Waterous Energy Fund III (International FI) LP, agreed to acquire an aggregate of 1,926,055 common shares (the "Purchased Shares") of Greenfire Resources Ltd. from Luxor Capital Group, LP pursuant to a private share purchase agreement (the "Securities Purchase Agreement"). The Purchased Shares were acquired for cash consideration of CAD$6.65 (USD$4.74 based on the exchange rate of November 14, 2025) per Purchased Share, representing an aggregate purchase price of CAD$12,808,265.75 (USD$9,132,293.48 based on the exchange rate of November 14, 2025). The foregoing description of the Securities Purchase Agreement does not purport to be complete and is qualified in its entirety by reference to the text of the Securities Purchase Agreement, which has been filed as an exhibit to this Schedule 13D and is incorporated herein by reference. Item 4 of the Schedule 13D is hereby amended to add the following: The information in Item 3 of this Schedule 13D is incorporated herein by reference. Item 5 of the Schedule 13D is hereby amended and restated in its entirety as follows: The information in Item 3 of this Schedule 13D is incorporated herein by reference. The aggregate number and percentage of the Common Shares beneficially owned by each of the Reporting Persons are set forth on rows 11 and 13 of the cover pages of this Schedule 13D and is incorporated herein by reference. The number of shares as to which each Reporting Person has sole power to vote or to direct the vote, shared power to vote or to direct the vote, sole power to dispose or to direct the disposition, or shared power to dispose or to direct the disposition is set forth on rows 7 through 10 of the cover pages of this Schedule 13D and is incorporated herein by reference. Except as set forth in this Schedule 13D, the Reporting Persons have not effected any transactions in the Common Shares during the past 60 days. No person other than the Reporting Persons is known to have the right to receive, or the power to direct the receipt of dividends from, or proceeds from the sale of, the Issuer's securities beneficially owned by the Reporting Persons. Not applicable. Item 6 of the Schedule 13D is hereby amended to add the following: The information in Item 3 of this Schedule 13D is incorporated herein by reference. Exhibit 99.1 - Securities Purchase Agreement, dated November 14, 2025. Waterous Energy Fund Management Corp. /s/ Adam Waterous Adam Waterous, President 11/18/2025 Waterous Energy Fund III (Canadian) LP /s/ Adam Waterous Adam Waterous, CEO and Managing Partner of its general partner, WEF III GP (Canadian) Corp. 11/18/2025 Waterous Energy Fund III (US) LP /s/ Adam Waterous Adam Waterous, CEO and Managing Partner of its general partner, WEF III GP (US) Corp. 11/18/2025 Waterous Energy Fund III (International) LP /s/ Adam Waterous Adam Waterous, CEO and Managing Partner of its general partner, WEF III GP (International) Corp. 11/18/2025 Waterous Energy Fund III (Canadian FI) LP /s/ Adam Waterous Adam Waterous, CEO and Managing Partner of its general partner, WEF III GP (Canadian FI) Corp. 11/18/2025 Waterous Energy Fund III (International FI) LP /s/ Adam Waterous Adam Waterous, CEO and Managing Partner of its general partner, WEF III GP (International FI) Corp. 11/18/2025 WEF III GP (Canadian) Corp. /s/ Adam Waterous Adam Waterous, CEO and Managing Partner 11/18/2025 WEF III GP (US) Corp. /s/ Adam Waterous Adam Waterous, CEO and Managing Partner 11/18/2025 WEF III GP (International) Corp. /s/ Adam Waterous Adam Waterous, CEO and Managing Partner 11/18/2025 WEF III GP (Canadian FI) Corp. /s/ Adam Waterous Adam Waterous, CEO and Managing Partner 11/18/2025 WEF III GP (International FI) Corp. /s/ Adam Waterous Adam Waterous, CEO and Managing Partner 11/18/2025 Adam Waterous /s/ Adam Waterous Adam Waterous 11/18/2025