Diamondback Energy, Inc. — Director's Dealing 2014

Jun 23, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Diamondback Energy, Inc. (FANG)
CIK: 0001539838
Period of Report: 2014-06-19

Reporting Person: Pantermuehl Russell (VP Reservoir Engineering)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-06-19	Common Stock	M	6700	$17.50	Acquired	11625	Direct
2014-06-19	Common Stock	S	6700	$90.2348	Disposed	4925	Direct
2014-06-20	Common Stock	S	2000	$89.9245	Disposed	2925	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-06-19	Stock Option (right to buy)	$17.50	M	6700	Disposed	2016-08-15	Common Stock (6700)	Direct

Footnotes

F1: All of these options to purchase 6,700 shares of common stock of the issuer were vested as of August 15, 2013.

F2: The remaining options to purchase 50,000 shares of common stock will vest in two equal annual installments beginning on August 15, 2014.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.00 per share to $90.36 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission upon request full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $89.850 per share to $90.030 per share, inclusive.