Share-based Compensation

9 Months Ended

Sep. 30, 2023

Share-Based Payment Arrangement [Abstract]

(8) Share-based Compensation

For the three and nine months ended September 30, 2023 and 2022, 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,
	2023		2022		2023		2022
General and administrative	$	113	$	80	$	421	$	327
Research and development		41		17		124		109
Total	$	154	$	97	$	545	$	436

Stock option transactions for the nine months ended September 30, 2023 under the Company’s stock incentive plans were as follows:


	Options Outstanding
	Number of Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)
Options outstanding - December 31, 2022		704,960		$	5.62		8.29
Granted		—			—
Exercised		—			—
Forfeited and cancelled		(88,174	)		11.52
Options outstanding -September 30, 2023		616,786		$	4.78		7.60
Options exercisable - September 30, 2023		413,834		$	5.56		7.49
Options vested and expected to vest		616,718		$	4.78		7.60

Stock award transactions for the nine months ended September 30, 2023 under the Company’s stock incentive plans were as follows:


	Restricted Stock Units Outstanding
	Number of Shares		Weighted Average Grant Date Fair Value
RSUs outstanding - December 31, 2022		91,000	$	2.21
Granted		—		—
Vested and released		—		—
Forfeited and cancelled		—		—
RSUs outstanding - September 30, 2023		91,000	$	2.21