v3.25.3

Stock-Based Compensation - Summary of Stock Option Activity (Detail) - Employee Stock Option - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2025	Dec. 31, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Beginning balance, Outstanding Stock Options	13,927
Granted, outstanding stock options	13,611
Exercised, Outstanding Stock Options	0
Canceled and forfeited, Outstanding Stock Options	(3,766)
Expired, Outstanding Stock Options	(400)
Ending balance, Outstanding Stock Options	23,372	13,927
Exercisable, Outstanding Stock Options	7,581
Weighted-Average Exercise Price Per Share, Outstanding, beginning of period	$ 9.2
Weighted-Average Exercise Price Per Share, Granted	1.59
Weighted-Average Exercise Price Per Share, Exercised	0
Weighted-Average Exercise Price Per Share, Canceled and forfeited	8.47
Weighted-Average Exercise Price Per Share, Expired	7.77
Weighted-Average Exercise Price Per Share, Outstanding, end of period	4.91	$ 9.2
Weighted-Average Exercise Price Per Share, Exercisable	$ 7.74
Weighted-Average Remaining Contractual Term, Outstanding (Years)		7 years 9 months 18 days
Weighted-Average Remaining Contractual Term, Vested	8 years 6 months
Weighted-Average Remaining Contractual Term, Exercisable	7 years 1 month 6 days
Aggregate Intrinsic Value, Outstanding		$ 44,953
Aggregate Intrinsic Value, Vested	$ 3,129
Aggregate Intrinsic Value, Exercisable	$ 0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Neumora Therapeutics, Inc. 10-Q