Common Stock and Stock-Based Awards (Tables)

6 Months Ended

Jun. 30, 2023

Equity [Abstract]

Summary of Stock Option Activity

The following table summarizes the Company’s stock option activity since December 31, 2022:

	Number of Shares			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value
						(in years)
Outstanding as of December 31, 2022		14,940,034		$	10.03		7.25	$	11,608
Granted		2,430,545		$	5.49
Exercised		(105,592	)	$	3.37
Forfeited		(509,388	)	$	9.39
Outstanding as of June 30, 2023		16,755,599		$	9.43		6.90	$	6,828
Options exercisable as of June 30, 2023		9,772,084		$	9.94		5.64	$	5,882

Summary of Restricted Stock Unit Activity

The following table summarizes the Company’s restricted stock unit activity since December 31, 2022:

	Number of Shares			Weighted Average Grant Date Fair Value
Unvested restricted stock units as of December 31, 2022		1,549,540		$	9.37
Granted		3,043,510		$	5.50
Vested		(436,652	)	$	9.69
Forfeited		(217,530	)	$	8.94
Unvested restricted stock units as of June 30, 2023		3,938,868		$	6.36

Summary of Stock Based Compensation Expense

The Company recorded stock-based compensation expense in the following expense categories of its condensed consolidated statements of operations and comprehensive income (loss) (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Research and development expenses	$	7,851	$	3,430	$	11,582	$	6,026
General and administrative expenses		5,641		3,318		8,760		5,801
	$	13,492	$	6,748	$	20,342	$	11,827