Form: SC 13G/A

Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions

June 24, 2013

CUSIP NO. 184499101


UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G
Under the Securities Exchange Act of 1934

(Amendment No. 3)*

Clean Energy Fuels Corp.
(Name of Issuer)

Common Stock, par value $0.0001 per share
(Title of Class of Securities)

184499101
(CUSIP Number)

Ms. Jennifer M. Grigsby
Senior Vice President, Treasurer
and Corporate Secretary
Chesapeake Energy Corporation
6100 North Western Avenue
Oklahoma City, Oklahoma 73118
(405) 848-8000

June 14, 2013
(Date of Event Which Requires Filing of this Statement)

(Name, address and telephone number of person authorized to receive notices and communications)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

[  ] Rule 13d-1(b)

[X] 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 the disclosures provided in a prior cover page.

The information required in 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
 
 

 
(1)
 
Name of Reporting Person
I.R.S. Identification No. of Above Person
 
Chesapeake Energy Corporation
73-1395733
 
(2)
 
Check the Appropriate Box if a Member of a Group (See Instructions)
 
(a) [  ]   
(b) [x]   
 
(3)
 
SEC Use Only
 
 
(4)
 
Citizenship or Place of Organization
 
Oklahoma
 
 
 Number of Shares
 
(5)        Sole Voting Power
 
1,000,000
 Beneficially Owned
 
(6)        Shared Voting Power
 
-
 By Each Reporting
 
(7)        Sole Dispositive Power
 
1,000,000
 Person With:
 
(8)        Shared Dispositive Power
 
-
 
 
 
(9)
 
 
Aggregate Amount Beneficially Owned by Each Reporting Person
 
 
1,000,000
 
(10)
 
Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions)
 
[  ]
 
(11)
 
Percent of Class Represented by Amount in Row (9)
 
1.13%*
 
(12)
 
Type of Reporting Person (See Instructions)
 
HC; CO

* Based upon 88,514,691 shares of Common Stock outstanding, as reported by Clean Energy Fuels Corp. (“CLNE”) in its Quarterly Report on Form 10-Q filed May 8, 2013.


 
 
 
CUSIP NO. 184499101

Item 1.

(a)  
Name of Issuer

The name of the issuer is Clean Energy Fuels Corp., a Delaware corporation (“CLNE”).

(b)  
Address of Issuer's Principal Executive Offices

CLNE’s principal executive offices are located at 3020 Old Ranch Parkway, Suite 400, Seal Beach CA 90740.

Item 2.

(a) Name of Person Filing

This Schedule 13G is filed by Chesapeake Energy Corporation, an Oklahoma corporation (“Chesapeake”).

(b) Address of Principal Business Office or, if None, Residence

Chesapeake’s principal executive offices are located at 6100 North Western Avenue, Oklahoma City, Oklahoma 73118.

(c)  
Citizenship

Chesapeake is a corporation organized under the laws of the state of Oklahoma.

(d) Title of Class of Securities

This Schedule 13G relates to the common stock (the “Common Stock”) of Clean Energy Fuels Corp.

(e) CUSIP Number

The CUSIP number for the Common Stock is 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:
 
Not applicable.

 
 
 
CUSIP NO. 184499101
 
Item 4. Ownership

(a)  
Amount beneficially owned:

Chesapeake beneficially owns 1,000,000 shares of CLNE’s outstanding Common Stock.


(b)  
Percent of class:

Chesapeake beneficially owns an aggregate of 1.13% of CLNE’s outstanding Common Stock.


(c)  
Number of shares as to which person has:

 
(i) Sole power to vote or direct the vote:  1,000,000
 
(ii) Shared power to vote or direct the vote:  0
 
(iii) Sole power to dispose or to direct the disposition of:  1,000,000
 
(iv) Shared power to dispose or to direct the disposition of:  0
 
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 hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [x].
 

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
 
Chesapeake NG Ventures Corporation (CO)

Item 8.  Identification and Classification of Members of the Group

Not applicable.

Item 9.  Notice of Dissolution of Group

Not applicable.

Item 10.  Certification

Not applicable.
 
 
 
 
CUSIP NO. 184499101
 
SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

DATED:                      June 24, 2013
 

 
CHESAPEAKE ENERGY CORPORATION
 By:
 
/s/ JENNIFER M. GRIGSBY
 
Jennifer M. Grigsby
Senior Vice President, Treasurer & Corporate Secretary