Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2019

Stock-Based Compensation

Schedule of share-based compensation expense

	Year Ended
	December 31,
		2019		2018
Research and development	$	75	$	-
General and administrative		43		-
Total stock-based compensation	$	118	$	-

Schedule of stock option plan activity

				Weighted‑
		Weighted		Average	Aggregate
		Average		Remaining	Intrinsic
	Number of	Exercise		Contractual	Value(1)
	Options	Price		Term (years)	(in thousands)
Outstanding at December 31, 2018	—	$	—	—	$	—
Granted	960,204	$	0.63	—		—
Exercised	(1,143)	$	0.63	—		—
Forfeited/Cancelled	(325,784)	$	0.63	—		—
Outstanding at December 31, 2019	633,277	$	0.63	9.1	$	5,142
Vested and expected to vest at December 31, 2019	267,485	$	0.63	9.1	$	2,172
Options exercisable at December 31, 2019	231,478	$	0.63	9.1	$	1,880

⁽¹⁾ The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying options and the fair value of our common stock as of $8.75 per share at December 31, 2019.

Schedule of weighted-average assumptions, option-pricing model

	Year  Ended
	December 31,
	2019
Expected stock price volatility		75.0	%
Expected life of options (years)		10.0
Expected dividend yield		0	%
Risk free interest rate		2.75	%