Mark S. Comora - 06 Mar 2026 Form 4 Insider Report for OPAL Fuels Inc. (OPAL)

Role: Director, 10%+ Owner
Signature: /s/ John Coghlin as Attorney-in-Fact
Issuer symbol: OPAL
Transactions as of: 06 Mar 2026
Net transactions value: $0
Form type: 4
Filing time: 09 Mar 2026, 17:25:21 UTC
Previous filing: 23 Apr 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Comora Mark S	Director, 10%+ Owner	ONE NORTH LEXINGTON AVE, 14TH FLOOR, WHITE PLAINS	/s/ John Coghlin as Attorney-in-Fact	09 Mar 2026	0001827111

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	OPAL	Warrants (right to buy)	Purchase		+3,000,000			3,000,000	06 Mar 2026	Class A common stock	3,000,000	$2.67	Through Fortistar LLC	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On March 6 2026, OPAL Fuels LLC, a subsidiary of OPAL Fuels Inc., entered into a transaction with an affiliate of Fortistar LLC (the Investor). In connection with the underlying documentation, the Company issued the Investor a warrant (the Warrant) to purchase up to 3,000,000 shares of Class A Common Stock (the Warrant Shares) of OPAL Fuels Inc., issuable in multiple tranches and subject to forfeiture under certain conditions. For more details, refer to the Form 8-K filed by OPAL Fuels Inc. on March 9, 2026.

Content

On March 6 2026, OPAL Fuels LLC, a subsidiary of OPAL Fuels Inc., entered into a transaction with an affiliate of Fortistar LLC (the Investor). In connection with the underlying documentation, the Company issued the Investor a warrant (the Warrant) to purchase up to 3,000,000 shares of Class A Common Stock (the Warrant Shares) of OPAL Fuels Inc., issuable in multiple tranches and subject to forfeiture under certain conditions. For more details, refer to the Form 8-K filed by OPAL Fuels Inc. on March 9, 2026.