Diamondback Energy, Inc. — Director's Dealing 2013

Jul 9, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Diamondback Energy, Inc. (FANG)
CIK: 0001539838
Period of Report: 2013-07-05

Reporting Person: WEXFORD CAPITAL LP (10% Owner)
Reporting Person: Wexford GP LLC (10% Owner)
Reporting Person: DAVIDSON CHARLES E (10% Owner)
Reporting Person: JACOBS JOSEPH (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-07-05	Common Stock, par value $0.01	S	586467	$33.36	Disposed	11779936	Indirect

Footnotes

F1: DB Energy Holdings LLC ("DB Energy"), Wexford Catalyst Fund, L.P. ("WCF"), Wexford Spectrum Fund, L.P. ("WSF"), Spectrum Intermediate Fund Limited ("SIF") and Catalyst Intermediate Fund Limited ("CIF" and, together with DB Energy, WCF, WSF and SIF, the "Funds") sold these shares pursuant to Diamondback Energy Inc.'s effective registration statement on Form S-1, initially filed with the Securities and Exchange Commission on June 7, 2013 (File No. 333-189176), as amended, and a registration statement on Form S-1MEF (File No. 333-189433), which was filed and became immediately effective on June 18, 2013 pursuant to Rule 462(b) under the Securities Act of 1933, as amended.

F2: This form is jointly filed by Wexford Capital LP ("Wexford"), Charles E. Davidson ("Davidson"), Joseph M. Jacobs ("Jacobs") and Wexford GP LLC ("Wexford GP"). The common stock shown as beneficially owned by Davidson, Jacobs, Wexford GP and Wexford reflects common stock owned of record by the Funds. Wexford serves as manager, investment advisor or sub advisor of each of the Funds, and as such may be deemed to share beneficial ownership of the securities beneficially owned by the Funds, but disclaims such beneficial ownership to the extent such beneficial ownership exceeds its pecuniary interest. Wexford GP, as the general partner of Wexford, may be deemed to share beneficial ownership of the securities beneficially owned by the Funds, but disclaims such ownership to the extent such beneficial ownership exceeds its pecuniary interest. (continued under Footnote (3) below).

F3: (continued from Footnote (2) above) Davidson and Jacobs, as the controlling persons of Wexford GP, may be deemed to share beneficial ownership of any securities beneficially owned by the Funds for which Wexford serves as manager, investment advisor or sub advisor, but disclaim such beneficial ownership to the extent such beneficial ownership exceeds their pecuniary interest.