Stockholders’ Equity

Incentive Plans

The following table summarizes our compensation costs recognized in General and administrative expense (excluding depreciation) and Operating expense (excluding depreciation) under the Amended and Restated Par Pacific Holdings, Inc. 2012 Long-term Incentive Plan and Stock Purchase Plan (in thousands):



	Three Months Ended June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
Restricted Stock Awards	$	854	$	936	$	1,800	$	1,779
Restricted Stock Units	308		220		562		370
Stock Option Awards	388		508		723		954

During the three and six months ended June 30, 2019, we granted 27 thousand shares and 274 thousand shares of restricted stock and restricted stock units with a fair value of approximately $0.2 million and $4.4 million, respectively. As of June 30, 2019, there were approximately $8.0 million of total unrecognized compensation costs related to restricted stock awards and restricted stock units, which are expected to be recognized on a straight-line basis over a weighted-average period of 1.9 years.

During the six months ended June 30, 2019, we granted 300 thousand stock option awards with a weighted-average exercise price of $17.00 per share and no grants were made for the three months ended June 30, 2019. As of June 30, 2019, there were approximately $3.5 million of total unrecognized compensation costs related to stock option awards, which are expected to be recognized on a straight-line basis over a weighted-average period of 1.9 years.

During the six months ended June 30, 2019, we granted 48 thousand performance restricted stock units to executive officers and no performance restricted stock units were granted for the three months ended June 30, 2019. These performance restricted stock units had a fair value of approximately $0.8 million and are subject to certain annual performance targets as defined by our Board of Directors. As of June 30, 2019, there were approximately $1.3 million of total unrecognized compensation costs related to the performance restricted stock units, which are expected to be recognized on a straight-line basis over a weighted-average period of 2.1 years.