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Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2024

Equity [Abstract]

Schedule of Shares Reserved for Future Issuance

The Company has reserved shares of common stock for future issuances as follows:

			June 30,						December 31,
			2024						2023
Common stock options issued and outstanding			3,766,402						3,142,981
Common stock restricted stock units issued and outstanding			3,197,736						2,244,903
Common stock available for future grants			2,951,051						2,541,438
Common stock available for employee stock purchase plan			1,731,920						1,436,823
Total			11,647,109						9,366,145

Schedule of Summary of Stock Option Activity

A summary of stock option activity for the existing stock plans and the inducement awards for the six months ended June 30, 2024 is set forth below:

			Outstanding Options
			Number of Shares						Weighted Average Exercise Price
Balance, January 1, 2024			3,142,981						$	16.40
Options granted			895,125						9.09
Options exercised			(39,466)						2.02
Options canceled			(232,238)						21.85
Balance, June 30, 2024			3,766,402						$	14.48

Schedule of Options Vested and Expected to Vest

The aggregate intrinsic value of options outstanding as of June 30, 2024 was $3.7 million.

			June 30, 2024
			Number of Shares						Weighted Average Exercise Price						Weighted Average Contractual Life (in Years)
Options vested and exercisable			1,954,036						$	15.32					6.45
Options vested and expected to vest			3,766,402						$	14.48					7.64

Schedule of Activity with Respect to Restricted Stock Units

A summary of restricted stock units activity for the existing stock plans and the inducement awards for the six months ended June 30, 2024 is set forth below:

			Number of Shares Underlying Outstanding Restricted Stock						Weighted Average Grant Date Fair Value
Unvested, January 1, 2024			2,244,903						$	15.74
Granted			1,705,208						8.89
Vested			(505,946)						16.10
Canceled			(246,429)						14.75
Unvested, June 30, 2024			3,197,736						$	12.11

Schedule of Total Stock-Based Compensation

Stock-based compensation expense is reflected in the statements of operations and comprehensive loss as follows (in thousands):

			Three Months Ended June 30,												Six Months Ended June 30,
			2024						2023						2024						2023
Cost of goods sold			$	435					$	391					$	816					$	614
Research and development			714						760						1,487						1,326
Selling, general and administrative			4,771						4,711						9,290						8,560
Total			$	5,920					$	5,862					$	11,593					$	10,500

The above stock-based compensation expense related to the following equity-based awards (in thousands):

			Three Months Ended June 30,												Six Months Ended June 30,
			2024						2023						2024						2023
Stock options and restricted stock units			$	5,818					$	5,799					$	11,299					$	10,339
Employee stock purchase plan			102						63						294						161
Total			$	5,920					$	5,862					$	11,593					$	10,500

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