Diamondback Energy, Inc. — Director's Dealing 2013

Oct 2, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Diamondback Energy, Inc. (FANG)
CIK: 0001539838
Period of Report: 2013-09-30

Reporting Person: White Jeffrey L. (VP Operations)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-09-30	Common Stock	M	8572	—	Acquired	8572	Direct
2013-09-30	Common Stock	S	3430	$42.7305	Disposed	5142	Direct
2013-09-30	Common Stock	S	5142	$42.6838	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-09-30	Restricted Stock Units	$	M	8572	Disposed	2016-09-30	Common Stock (8572)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of common stock, par value $0.01 per share, of the issuer and was granted under the issuer's 2012 Stock Incentive Plan. Of these restricted stock units, 8,572 restricted stock units vested on September 30, 2013. The remaining 17,143 restricted stock untis will vest in two approximately equal annual installments beginning on September 30, 2014.