Share-based Compensation

9 Months Ended

Sep. 30, 2015

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

(8) Share-based Compensation

For the three and nine month periods ended September 30, 2015 and 2014, the Company recognized the following non-cash, share-based compensation expense in the statements of operations (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2015		2014		2015		2014
Research and development	$	42	$	40	$	132	$	122
General and administrative		107		121		322		369
Total	$	149	$	161	$	454	$	491

Stock option transactions for the nine month period ended September 30, 2015 under the Company’s stock incentive plans were as follows:

	Number of Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)
Options outstanding at December 31, 2014		152,584		$	20.20		8.25
Granted		20,192			4.90
Exercised	—			—
Forfeited and cancelled		(2,231	)		21.72
Options outstanding at September 30, 2015		170,545		$	18.37		7.74
Options exercisable at September 30, 2015		105,678		$	23.32		7.32
Options vested and expected to vest		170,367		$	18.38		7.73

Stock award transactions for the nine month period ended September 30, 2015 under the Company’s stock incentive plans were as follows:

	Number of Shares			Weighted Average Grant Date Fair Value
Restricted stock units outstanding at December 31, 2014		67,274		$	11.33
Granted		30,609			4.76
Vested and released		(25,241	)		10.74
Forfeited and cancelled		(862	)		7.06
Restricted stock units outstanding at September 30, 2015		71,780		$	8.79