UNIT-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2013

The number of awards granted under long-term incentive plans

The number of awards granted under the above-noted plans were as follows:



	Year Ended December 31,
	2013		2012		2011
	Granted	Vesting	Granted	Vesting	Granted	Vesting
2000 LTIP:
Performance awards	38,786	(a)	33,445	(a)	27,111	(a)
Restricted units (b)	269,182	1/5 per year	231,855	1/5 per year	208,195	1/5 per year
Restricted units (grants to non-employee directors of NuStar GP, LLC)	8,904	1/3 per year	8,170	1/3 per year	6,760	1/3 per year
UIP:
Restricted units (c)	—	—	15,382	1/5 per year	14,005	1/5 per year
2006 LTIP:
Restricted units	18,620	1/5 per year	25,640	1/5 per year	24,970	1/5 per year
Restricted units (grants to non-employee directors of NuStar GP Holdings) (d)	13,183	1/3 per year	10,601	1/3 per year	9,987	1/3 per year


(a)	Performance awards vest 1/3 per year if certain performance measures are met, as defined in the award agreements.


(b)	The 2000 LTIP restricted unit grants include 3,882 restricted unit awards granted to certain international employees for the year ended December 31, 2013, that vest 1/3 per year, as defined in the award agreements.


(c)	The UIP restricted unit grants include 3,392 and 2,880 restricted unit awards granted to certain international employees for the years ended December 31, 2012 and 2011, respectively, that vest 1/3 per year, as defined in the award agreements.


(d)	Expenses resulting from our awards to non-employee directors are not reimbursed by NuStar Energy and are included in “General and administrative expenses” on our consolidated statements of comprehensive income (loss).

Summary of long-term incentive plan compensation expenses

The following table summarizes information pertaining to long-term incentive plan compensation expenses:



	Year Ended December 31,
	2013		2012		2011
	(Thousands of Dollars)
Long-term incentive plan compensation expense charged to NuStar Energy	$	7,369	$	7,745	$	8,521
Expenses resulting from NuStar GP Holdings awards to non-employee directors	19		305		305

The status of vested NSH unit options granted under the 2006 LTIP

The following table summarizes the status of vested NSH unit options granted under the 2006 LTIP:



	Number of Unit Options	Weighted- Average Exercise Price Per Unit		Weighted- Average Remaining Contractual Term
				(in years)
Outstanding and exercisable as of December 31, 2013	289,100	$	31.55	0.9

NSH restricted units award activity

The following table summarizes information related to outstanding NSH restricted units awarded under the 2006 LTIP:



	Restricted Unit Grants to Employees		Restricted Unit Grants to Non- Employee Directors		Total		Weighted- Average Grant-Date Fair Value Per Unit
Balance as of January 1, 2013	65,418		19,311		84,729		$	29.74
Granted	18,620		13,183		31,803		$	27.87
Vested	(44,834	)	(11,300	)	(56,134	)	$	29.66
Balance as of December 31, 2013	39,204		21,194		60,398		$	28.83

- Definition

Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate.

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