Share-based Compensation

3 Months Ended

Mar. 31, 2020

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

Share-based Compensation

(8) Share-based Compensation

For the three month periods ended March 31, 2020 and 2019, the Company recognized the following non-cash, share-based compensation expense in the statements of operations (in thousands):

	Three Months Ended March 31,
	2020		2019
Research and development	$	9	$	23
General and administrative		7		27
Total	$	16	$	50

Stock option transactions for the three month period ended March 31, 2020 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, 2019		31,136		$	84.50		6.26
Granted		—			—
Exercised	—			—
Forfeited and cancelled		(246	)		591.88
Options outstanding at March 31, 2020		30,890		$	80.46		6.06
Options exercisable at March 31, 2020		30,526		$	81.38		6.05
Options vested and expected to vest		30,890		$	80.46		6.06