Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2025

Share-Based Payment Arrangement [Abstract]

Summary of Stock Option Activity

A summary of option activity under the Equity Plans for the nine months ended September 30, 2025 is as follows:

	Outstanding Awards
	Number of Shares		Weighted Average Exercise Price Per Share		Weighted Average Remaining Contractual Term (in years)		Aggregate Intrinsic Value (in thousands)
Outstanding as of December 31, 2024		1,144,690	$	0.81		9.23	$	20,160
Options granted		939,907		6.96
Outstanding as of September 30, 2025		2,084,597	$	3.58		8.97	$	5,874
Vested and expected to vest as of September 30, 2025		2,084,597	$	3.58		8.97	$	5,874
Exercisable as of September 30, 2025		581,823	$	1.05		8.35	$	2,790

Summary of RSAs Activity

A summary of RSAs activity under the 2019 Plan for the nine months ended September 30, 2025 is as follows:

	Restricted Stock Awards			Weighted Average Grant Date Fair Value
Unvested as of December 31, 2024		1,839		$	1.71
Vested		(1,273	)		1.71
Unvested as of September 30, 2025		566		$	1.71

Schedule of Stock-based Compensation Expense

Stock-based compensation expense included in the Company’s condensed consolidated statements of operations and comprehensive loss for the three and nine months ended September 30, 2025 and 2024 is as follows (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2025		2024		2025		2024
Research and development expenses	$	266	$	222	$	573	$	372
General and administrative expenses		372		40		1,030		243
Total stock-based compensation expense	$	638	$	262	$	1,603	$	615