Clean Energy Fuels director granted 403K RSUs

Littlefair Andrew J reported acquisition or exercise transactions in this Form 4 filing.

Accepted by SEC EDGAR 04/24/2026 - 04:27 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Littlefair Andrew J reported acquisition or exercise transactions in this Form 4 filing.

Clean Energy Fuels Corp. director Andrew J. Littlefair received a grant of 403,255 restricted stock units (RSUs) of common stock as compensation. Each RSU represents the right to receive one share of common stock when it vests. The RSUs vest 34% on the first anniversary of the grant date and 33% on each of the second and third anniversaries. Following this award, Littlefair directly holds 2,079,993 shares of common stock.

Insider Trade Summary

Grant/Award: 403,255 shares

Grant/Award 1 txn

Insider Littlefair Andrew J

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	403,255	$0.00	$0.00

Holdings After Transaction: Common Stock — 2,079,993 shares (Direct)

Holdings Before and After: Common Stock, 1,676,738 to 2,079,993 shares (Direct)

Footnotes (2)

1. F1. Represents an award of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon the vesting and settlement of the RSU.
2. F2. The RSUs will vest as to 34% on the first anniversary of the grant date and as to 33% on each of the second and third anniversaries of the grant date.

Key Figures

RSU grant size: 403,255 shares Award price per share: $0.0000 per share Post-award holdings: 2,079,993 shares +3 more

6 metrics

RSU grant size 403,255 shares Restricted stock units of common stock granted to Andrew J. Littlefair

Award price per share $0.0000 per share Reported transaction price for the RSU grant

Post-award holdings 2,079,993 shares Common stock directly held following the RSU award

First-year vesting portion 34% RSUs vest on the first anniversary of the grant date

Second-year vesting portion 33% RSUs vest on the second anniversary of the grant date

Third-year vesting portion 33% RSUs vest on the third anniversary of the grant date

Key Terms

restricted stock units ("RSUs"), contingent right, vesting, grant date

4 terms

restricted stock units ("RSUs") financial

"Represents an award of restricted stock units ("RSUs"). Each RSU represents a contingent right..."

Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.

contingent right financial

"Each RSU represents a contingent right to receive one share of the Issuer's common stock..."

vesting financial

"The RSUs will vest as to 34% on the first anniversary of the grant date..."

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

grant date financial

"The RSUs will vest as to 34% on the first anniversary of the grant date..."

The grant date is the day a company formally gives an employee or contractor the right to receive stock-based compensation, such as stock options or restricted shares. It matters to investors because it fixes key terms—like the price, the start of the ownership clock, and when the award will affect the company’s financial statements and share count—so it can influence dilution, reported expenses, and potential future selling pressure.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Clean Energy Fuels (CLNE) report for Andrew J. Littlefair?

Andrew J. Littlefair received a grant of 403,255 restricted stock units (RSUs) of Clean Energy Fuels common stock. This is a compensation-related award, not an open-market purchase or sale, and increases his direct equity-based holdings in the company.

How many Clean Energy Fuels (CLNE) shares does Andrew J. Littlefair hold after this Form 4?

After the RSU award, Andrew J. Littlefair directly holds 2,079,993 shares of Clean Energy Fuels common stock. This figure includes his existing holdings plus the newly granted RSUs, each of which converts into one share upon vesting and settlement.

What are restricted stock units (RSUs) in the Clean Energy Fuels (CLNE) Form 4?

The filing describes RSUs as awards where each unit represents a contingent right to receive one share of Clean Energy Fuels common stock. Shares are only delivered when the RSUs vest and are settled, aligning executive compensation with long-term company performance.

What is the vesting schedule for Andrew J. Littlefair’s RSUs at Clean Energy Fuels (CLNE)?

The RSUs vest 34% on the first anniversary of the grant date and 33% on each of the second and third anniversaries. This staggered vesting schedule encourages longer-term retention and ties the award’s full value to continued service over three years.

Did Andrew J. Littlefair buy or sell Clean Energy Fuels (CLNE) shares on the market?

No open-market buy or sell is reported. The Form 4 shows a grant of 403,255 RSUs with a transaction price of $0.0000 per share, indicating a compensation-related award rather than a market transaction by Andrew J. Littlefair.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Littlefair Andrew J

(Last) (First) (Middle)

C/O CLEAN ENERGY FUELS CORP.

4675 MACARTHUR COURT, SUITE 800

(Street)

NEWPORT BEACH CALIFORNIA 92660

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/22/2026

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

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

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

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	04/22/2026		A(1)		403,255(2)	A	$0	2,079,993	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 an award of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon the vesting and settlement of the RSU.

2. The RSUs will vest as to 34% on the first anniversary of the grant date and as to 33% on each of the second and third anniversaries of the grant date.

	/s/ Marilyn Vu-Tran, Attorney-in-Fact for Andrew J. Littlefair	04/24/2026
	** 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).
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.
* Form 4: SEC 1474 (03-26)