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Stock-based Compensation (Tables)

3 Months Ended

Mar. 31, 2025

Share-Based Payment Arrangement [Abstract]

Schedule of Stock Option Activity

The following table summarizes stock option activity for the three months ended March 31, 2025:

			Options						Weighted average exercise price						Weighted average remaining contractual term (years)						Aggregate Intrinsic Value (in thousands)
Outstanding as of December 31, 2024			7,746,991						$	2.81
Exercised			(37,987)						0.11												$	14
Granted			1,749,000						0.50
Forfeited			(2,562,180)						1.99
Outstanding as of March 31, 2025			6,895,824						$	2.54					7.2						$	31
Exercisable as of March 31, 2025			4,693,361						$	2.51					6.4						$	31

Schedule of Estimated Using The Black-Scholes Option-Pricing Model

The fair values in the three months ended March 31, 2025 and 2024 were estimated using the Black-Scholes option-pricing model based on the following assumptions:

			Three Months Ended March 31,
			2025						2024
Risk-free interest rate			4.32% - 4.35%						3.77% - 3.89%
Expected term			6 years						6 years
Expected volatility			108.30% - 110.68%						103.39% - 105.96%
Expected dividend yield			—						—

Schedule of Stock-Based Compensation Expense

The Company recorded stock-based compensation expense in the following expense categories in its accompanying unaudited interim consolidated statements of operations:

									Three Months Ended March 31,
															2025						2024
Research and development															$	107					$	436
General and administrative															401						621
															$	508					$	1,057

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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.

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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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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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