Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2022

Stock-Based Compensation

Schedule of share-based compensation expense

Stock-based compensation expense was included in general and administrative costs as follows in the accompanying statements of comprehensive loss:

	Three Months Ended
	March 31,
		2022		2021
General and administrative	$	207	$	187

Schedule of stock option plan activity

The following table summarizes the Company’s activity related to its stock options for the three months ended March 31, 2022:

				Weighted‑
		Weighted		Average	Aggregate
		Average		Remaining	Intrinsic
	Number of	Exercise		Contractual	Value(1)
	Options	Price		Term (years)	(in thousands)
Outstanding at December 31, 2021	974,999	$	3.99	9.3	$	—
Granted	40,000	$	1.02	—		—
Exercised	-	$	—	—	$	—
Forfeited/Cancelled	(33,334)	$	6.04	—		—
Outstanding at March 31, 2022	981,665	$	3.80	9.1	$	-
Vested and expected to vest at March 31, 2022	981,665	$	3.80	9.1	$	-
Options exercisable at March 31, 2022	203,332	$	7.86	8.0	$	-

Schedule of weighted-average assumptions, option-pricing model

	Three Months Ended
	March 31,
	2022			2021
Expected stock price volatility		80.7	%		—	%
Expected life of options (years)		5.8			—
Expected dividend yield		—	%		—	%
Risk free interest rate		1.72	%		—	%