Diamondback Energy, Inc. — Director's Dealing 2013

Sep 18, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Diamondback Energy, Inc. (FANG)
CIK: 0001539838
Period of Report: 2013-09-16

Reporting Person: White Jeffrey L. (VP Operations)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-09-16	Common Stock	M	8572	—	Acquired	8572	Direct
2013-09-16	Common Stock	S	8572	$44.7119	Disposed	8572	Direct
2013-09-17	Common Stock	M	25000	$17.50	Acquired	25000	Direct
2013-09-17	Common Stock	S	25000	$44.6682	Disposed	25000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-09-16	Restricted Stock Units	$	M	8572	Disposed		Common Stock (8572)	Direct
2013-09-17	Stock Option (right to buy)	$17.50	M	25000	Disposed	2016-09-30	Common Stock (25000)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of common stock, par value $0.01 per share (the "Common Stock"), of Diamondback Energy, Inc. (the "Issuer") and was granted under the Issuer's 2012 Stock Incentive Plan.

F2: The remaining 25,715 restricted stock units will vest in three remaining approximately equal annual installments beginning on September 30, 2013.

F3: The remaining options to purchase 75,000 shares of Common Stock will vest in three remaining approximately equal annual installments beginning on September 30, 2013.