Common Stock and Stock-Based Awards (Tables)

3 Months Ended

Mar. 31, 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		2,118,845		$	5.50
Exercised		(56,523	)	$	3.32
Forfeited		(176,212	)	$	10.46
Outstanding as of March 31, 2023		16,826,144		$	9.48		7.31	$	12,188
Options exercisable as of March 31, 2023		8,676,217		$	10.16		5.98	$	8,764

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		3,014,810		$	5.50
Vested		(259,023	)	$	8.91
Forfeited		(89,493	)	$	9.50
Unvested restricted stock units as of March 31, 2023		4,215,834		$	6.63

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 loss (in thousands):

	Three Months Ended March 31,
	2023		2022
Research and development expenses	$	3,731	$	2,483
General and administrative expenses		3,119		2,596
	$	6,850	$	5,079