[Form 4] OPAL Fuels Inc. Insider Trading Activity

Rhea-AI Filing Summary

Adam Comora, Co-Chief Executive Officer of OPAL Fuels Inc. (OPAL) reported two open-market purchases of Class A common stock in August 2025. On 08/15/2025 he acquired 21,744 shares at a weighted-average price of $2.30 (transactions ranged $2.27–$2.32), bringing his beneficial ownership to 236,261 shares. On 08/18/2025 he acquired 18,256 shares at a weighted-average price of $2.32 (transactions ranged $2.29–$2.35), bringing his beneficial ownership to 254,517 shares. The Form 4 was filed individually and signed by an attorney-in-fact on 08/19/2025.

Insights

Corporate Governance Expert

TL;DR: Insider purchases by the Co-CEO increased his stake to 254,517 shares, a routine disclosure that signals additional insider ownership.

The Form 4 documents two small open-market purchases by the reporting officer on 08/15/2025 and 08/18/2025 totaling 40,000 Class A shares at weighted-average prices of $2.30 and $2.32. This increases the officer's reported beneficial holdings from 236,261 to 254,517 shares. The filing was made by one reporting person and executed by an attorney-in-fact on 08/19/2025. The disclosure is standard for Section 16 reporting and provides transparency on insider holdings.

Securities Analyst

TL;DR: Transactions are routine open-market purchases; they disclose precise share counts and weighted prices but no derivatives or sales.

The report lists two purchase transactions with weighted-average prices and ranges disclosed in footnotes, and no derivative activity is reported. The clarity on price ranges and the post-transaction beneficial ownership figure (254,517 shares) allows straightforward reconciliation with company records. No additional material events or changes in control are reported.

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Comora Adam

(Last) (First) (Middle)

ONE NORTH LEXINGTON AVE, 14TH FLOOR

(Street)

WHITE PLAINS NY 10601

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
OPAL Fuels Inc. [ OPAL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Co-Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
08/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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
Class A common stock	08/15/2025		P		21,744	A	$2.3(1)	236,261	D
Class A common stock	08/18/2025		P		18,256	A	$2.32(2)	254,517	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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging between $2.27 and $2.32. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

2. The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging between $2.29 and $2.35. The reporting person undertakes to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

Remarks:

	/s/ John Coghlin as Attorney-in-Fact	08/19/2025
	** Signature of Reporting Person	Date
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transactions did Adam Comora report on Form 4 for OPAL?

He reported two purchases: 21,744 shares on 08/15/2025 and 18,256 shares on 08/18/2025 of Class A common stock.

What prices were paid for the OPAL shares in the Form 4?

The weighted-average prices were reported as $2.30 (range $2.27–$2.32) for 08/15/2025 and $2.32 (range $2.29–$2.35) for 08/18/2025.

How many OPAL shares does the reporting person beneficially own after these transactions?

After the reported purchases the beneficial ownership is reported as 254,517 Class A shares.

What is the reporting person’s role at OPAL?

The filing identifies Adam Comora as Co-Chief Executive Officer and an officer of the issuer.

When was the Form 4 filed or signed?

The signature on the filing is dated 08/19/2025, executed by an attorney-in-fact.