Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2022

Stock-Based Compensation

Schedule of Information Related to Stock Options Outstanding

Information related to stock options outstanding at March 31, 2022 is as follows (in thousands, except share, exercise price and contractual term):

				Weighted-Average
		Weighted-		Remaining
	Number of	Average		Contractual Term	Aggregate Intrinsic
	Stock Options	Exercise Price		(Years)	Value
Outstanding	3,464,793	$	8.41	6.0	$	4,045
Exercisable	1,271,282	$	7.45	5.8	$	2,759
Unvested	2,193,511	$	8.96	6.0	$	1,286

Schedule of Stock-based Compensation Expense

Stock-based compensation expense is classified in the unaudited consolidated statements of operations and comprehensive loss for the three months ended March 31, 2022 and 2021 as follows (in thousands):

	For the Three Months Ended
	March 31,
	2022		2021
Research and development	$	618	$	321
General and administrative		1,415		897
Total	$	2,033	$	1,218