Stock Incentive and Employee Benefit Plan (Tables)

9 Months Ended

Sep. 30, 2024

Share-Based Payment Arrangement [Abstract]

Schedule of Stock Options Outstanding Activity

The following table summarizes stock option activity during the nine months ended September 30, 2024 (in thousands, except for per share amounts and contractual life):

	Options			Weighted-Average Exercise Price		Weighted-Average Remaining Contractual Life, in years		Aggregate Intrinsic Value
Outstanding as of December 31, 2023		33,124		$	4.38		7.5	$	7,459
Granted		1,867		$	1.04
Exercised		(154	)	$	1.48
Forfeited/cancelled		(476	)	$	6.85
Outstanding as of September 30, 2024		34,361		$	4.17		6.7	$	224
Exercisable as of September 30, 2024		22,652		$	3.33		5.8	$	200

Schedule of Stock Options Valuation Assumption Used

The following assumptions were used in the Black-Scholes option pricing model to estimate stock-based compensation on the date of grant for stock options granted and ESPP shares issued:

	Nine Months Ended September 30, 2024
Stock options:
Expected dividend yield	0.00%
Expected volatility	72% - 97%
Risk-free interest rate	3.79% - 4.44%
Term of options (in years)	5.5 - 6.3
Employee stock purchase plan:
Expected dividend yield	0.00%
Expected volatility	129.30%
Risk-free interest rate	5.39%
Expected life (in years)	0.50