May 14, 2013

Via EDGAR and Facsimile (202) 772-9220

 

United States Securities and Exchange Commission

Division of Corporation Finance
100 F Street, N.E.

Washington, D.C. 20549 

Attention:	Anne Nguyen Parker, Branch Chief
	Karina V. Dorin, Staff Attorney

  

Re:

Request for Acceleration of Effectiveness of Registration Statement on Form S-1 (Registration No. 333-187857) of Diamondback Energy, Inc., a Delaware corporation (the “Company”)

 

Ladies and Gentlemen:

 

As representative of the several underwriters of the Company’s proposed offering of common stock, we hereby join the Company’s request for acceleration of effectiveness of the above-referenced registration statement to 4:00 p.m. (Washington, D.C. time) on May 15, 2013, or as soon thereafter as is practicable.

 

Pursuant to Rule 460 of the General Rules and Regulations under the Securities Act of 1933, we wish to advise you that we have effected the following distribution of the preliminary prospectus relating to the offering, dated May 14, 2013, through the date hereof:

 

Preliminary Prospectus dated May 14, 2013

 

250 copies to prospective underwriters, institutional investors, dealers and others.

 

The undersigned advises that they have complied, will continue to comply, and that each participating underwriter has informed the undersigned that it has complied, and will continue to comply, with Rule 15c2-8 under the Securities Exchange Act of 1934.

 

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	Very truly yours,
	CREDIT SUISSE SECURITIES (USA) LLC
	As Representative of the several underwriters
	By: CREDIT SUISSE SECURITIES (USA) LLC
	By:   /s/ Aaron Gaydosik
	Name: Aaron Gaydosik
	Title: Director

 

 

 

 

 

Signature Page

Acceleration Request Letter