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Stock Based Compensation (Tables)

6 Months Ended

Jun. 30, 2014

The following table presents the Company’s stock option activity under the 2012 Plan for the six months ended June 30, 2014.



			Weighted Average
			Exercise		Remaining	Intrinsic
	Options		Price		Term	Value
					(in years)	(in thousands)
Outstanding at December 31, 2013	712,955		$	17.96
Granted	—		$	—
Exercised	(205,750	)	$	17.90
Expired/Forfeited	—		$	—
Outstanding at June 30, 2014	507,205		$	17.99	2.23	$	28,076

Vested and Expected to vest at June 30, 2014	507,205		$	17.99	2.23	$	28,076
Exercisable at June 30, 2014	134,955		$	17.50	1.62	$	7,536

The following table presents the Company’s restricted stock units activity under the 2012 Plan during the six months ended June 30, 2014.

The following table presents a summary of the grant-date fair values of performance restricted stock units granted and the related assumptions.

The following table presents the Company’s performance restricted stock units activity under the 2012 Plan for the six months ended June 30, 2014.



		Performance	Weighted Average
		Restricted Stock	Grant-Date
		Units	Fair Value
Unvested at December 31, 2013		—	$	—
Granted		79,150	$	125.63
Vested		—	$	—
Forfeited		—	$	—
Unvested at June 30, 2014 ⁽¹⁾		79,150	$	125.63

(1)	A maximum of 158,300 units could be awarded based upon the Company’s final TSR ranking.

Viper Energy Partners LP [Member]

The following table presents the unit option activity under the Viper LTIP for the six months ended June 30, 2014.



		Weighted Average
	Unit	Exercise		Remaining	Intrinsic
	Options	Price		Term	Value
				(in years)	(in thousands)
Outstanding at December 31, 2013	—	$	—
Granted	2,500,000	$	26.00
Outstanding at June 30, 2014	2,500,000	$	26.00	2.97	$	19,500

Vested and Expected to vest at June 30, 2014	2,500,000	$	26.00	2.97	$	19,500
Exercisable at June 30, 2014	—	$	—	—	$	—