Statement of Ownership (sc 13g)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13G

Under the Securities Exchange Act of 1934

(Amendment No. __)

Clean Energy Fuels Corp.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

184499101

(CUSIP Number)

December 31^st, 2021

(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)

* The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 184499101

13G

Page 2 of 5 Pages

1.	NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS Grantham, Mayo, Van Otterloo & Co. LLC       04-2691242
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP	(a) ☐ (b) ☐
3.	SEC USE ONLY
4.	CITIZENSHIP OR PLACE OF ORGANIZATION Boston, Massachusetts USA


NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	5.	SOLE VOTING POWER 12,357,746
	6.	SHARED VOTING POWER 0
	7.	SOLE DISPOSITIVE POWER 12,357,746
	8.	SHARED DISPOSITIVE POWER 0


9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 12,357,746
10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES	☐
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 5.53%
12.	TYPE OF REPORTING PERSON IA

CUSIP No. 184499101

13G

Page 3 of 5 Pages

Item 1(a).

Name of Issuer

Clean Energy Fuels Corp

Item 1(b).

Address of Issuer's Principal Executive Offices

4675 MacArthur Court

Suite 800

Newport Beach, California 92660

Item 2(a).

Name of Person Filing

GRANTHAM, MAYO, VAN OTTERLOO & CO. LLC

Item 2(b).

Address of Principal Business Office or, if none, Residence

40 Rowes Wharf, Boston, MA 02110

Item 2(c).

Citizenship

USA

Item 2(d).

Title of Class of Securities

Common Stock

Item 2(e).

CUSIP Number

184499101

Item 3.

If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:

(a)

☐

Broker or dealer registered under Section 15 of the Act (15 U.S.C. 78o);

(b)

☐

Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c);

(c)

☐

Insurance company as defined in Section 3(a)(19) of the Act (15 U.S.C. 78c);

(d)

☐

Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);

(e)

☒

An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);

(f)

☐

An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);

(g)

☐

A parent holding company or control person in accordance with §240.13d-1(b)(1)(ii)(G);

(h)

☐

A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i)

☐

A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j)

☐

A non-U.S. institution in accordance with §240.13d-1(b)(1)(ii)(J);

(k)

☐

Group, in accordance with §240.13d-1(b)(1)(ii)(K).

CUSIP No. 184499101

13G

Page 4 of 5 Pages

Item 4.

Ownership

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a) Amount beneficially owned: 12,357,746

(b) Percent of Class: 5.53%

(i) Sole power to vote or direct the vote: 12,357,746

(ii) Shared power to vote or direct the vote: 0

(iii) Sole power to dispose or to direct the disposition of: 12,357,746

(iv) Shared power to dispose or to direct the disposition of: 0

Instruction. For computations regarding securities which represent a right to acquire an underlying security see §240.13d-3(d)(1).

Item 5.

Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date herof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following: ☐

Instruction. Dissolution of a group requires a response to this item.

Item 6.

Ownership of More than Five Percent on Behalf of Another Person

Not applicable.

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security being Reported on by the Parent Holding Company

Not applicable.

Item 8.

Identification and Classification of Members of the Group

Not applicable.

Item 9.

Notice of Dissolution of Group

Not applicable.

Item 10.

Certification

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

CUSIP No. 184499101

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Page 5 of 5 Pages

SIGNATURE

After reasonable inquiry and to the best of his knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

February 11, 2022

Date

/s/ Gregory L. Pottle

Signature

Gregory L. Pottle, Chief Compliance Officer

Name/Title

Clean Energy Fuels (NASDAQ:CLNE)
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