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Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2023

Share-Based Payment Arrangement [Abstract]

Summary of Stock-Based Compensation Expense

The stock-based compensation expense included in the Company’s condensed statement of operations and comprehensive loss for the three and six months ended June 30, 2023 and 2022 is as follows (in thousands):

		Three Months Ended June 30,								Six Months Ended June 30,
		2023				2022				2023				2022
Research and development		$	2,420			$	2,181			$	4,431			$	3,736
General and administrative			3,103				2,606				5,929				4,628
		$	5,523			$	4,787			$	10,360			$	8,364

Summary of Stock Option Activity under 2019 Plan and 2021 Plan

The following table summarizes stock option activity under the 2019 Plan and the 2021 Plan for the six months ended June 30, 2023.

		Shares
Outstanding at December 31, 2022			22,865,714
Granted			11,428,470
Exercised			(171,023	)
Forfeited or canceled			(914,677	)
Outstanding at June 30, 2023			33,208,484
Exercisable at June 30, 2023			6,505,491

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

+ References

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-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-Publisher FASB
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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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-Paragraph 2
-Subparagraph (c)(1)
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