Clean Energy Fuels (CLNE) CFO reports tax-withholding share disposition on Form 4

Rhea-AI Filing Summary

Clean Energy Fuels Corp. Chief Financial Officer Robert M. Vreeland reported a tax-related share disposition. On March 4, 2026, 30,982 shares of common stock were withheld at $2.32 per share to satisfy tax withholding obligations upon the vesting of restricted stock, rather than through an open-market sale. Following this tax-withholding disposition, he directly owned 832,274 shares of common stock.

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

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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^*

Vreeland Robert M.

(Last) (First) (Middle)

C/O CLEAN ENERGY FUELS CORP.

4675 MACARTHUR COURT, SUITE 800

(Street)

NEWPORT BEACH CA 92660

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Clean Energy Fuels Corp. [ CLNE ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CHIEF FINANCIAL OFFICER

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

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
Common Stock	03/04/2026		F		30,982(1)	D	$2.32	832,274	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. Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock.

	/s/ Marilyn Vu-Tran, Attorney-in-Fact for Robert M. Vreeland	03/05/2026
	** 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).
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FAQ

What insider transaction did CLNE CFO Robert Vreeland report on this Form 4?

Clean Energy Fuels CFO Robert M. Vreeland reported a tax-withholding disposition of 30,982 common shares. The shares were withheld to cover tax obligations triggered by the vesting of restricted stock, rather than sold in an open-market transaction.

How many Clean Energy Fuels (CLNE) shares were disposed of for taxes?

A total of 30,982 Clean Energy Fuels common shares were withheld for tax purposes. The disposition occurred in connection with the vesting of restricted stock and represents shares used to satisfy tax withholding obligations, not a discretionary market sale.

At what price were CLNE shares valued for the tax-withholding disposition?

The 30,982 Clean Energy Fuels common shares were valued at $2.32 per share for the tax-withholding disposition. This price was used to calculate the number of shares needed to satisfy tax obligations on the vesting restricted stock.

How many CLNE shares does CFO Robert Vreeland own after this Form 4 transaction?

After the reported tax-withholding disposition, CFO Robert M. Vreeland directly owned 832,274 Clean Energy Fuels common shares. This figure reflects his direct holdings immediately following the withholding of 30,982 shares for tax obligations on vested restricted stock.

Was the CLNE insider transaction an open-market sale or tax withholding?

The transaction was a tax-withholding disposition, not an open-market sale. Shares were withheld to satisfy tax withholding obligations when restricted stock vested, as explicitly described in the footnote to the Form 4 insider filing for Clean Energy Fuels.

What does transaction code F indicate in the CLNE Form 4 filing?

Transaction code F indicates payment of an exercise price or tax liability by delivering securities. In this CLNE filing, it reflects shares withheld to satisfy tax withholding obligations when restricted stock vested for CFO Robert M. Vreeland.