v3.25.3

Cash and Cash Equivalents and Marketable Securities - Summary of Cash and Cash Equivalents and Marketable Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Cash and cash equivalents
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	$ 72,824	$ 84,714
Unrealized Gains	1	3
Unrealized Losses	0	0
Fair Value	72,825	84,717
Money market funds \| Cash and cash equivalents
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	35,226	25,522
Unrealized Gains	0	0
Unrealized Losses	0	0
Fair Value	35,226	25,522
Marketable securities
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	39,766	68,023
Unrealized Gains	13	53
Unrealized Losses	0	(2)
Fair Value	39,779	68,074
Commercial paper \| Cash and cash equivalents
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	5,220	15,430
Unrealized Gains	1	3
Unrealized Losses	0	0
Fair Value	5,221	15,433
Commercial paper \| Marketable securities
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	39,766	40,688
Unrealized Gains	13	39
Unrealized Losses	0	(1)
Fair Value	39,779	40,726
Corporate debt securities \| Marketable securities
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost		24,322
Unrealized Gains		13
Unrealized Losses		(1)
Fair Value		24,334
U.S. Treasury and government-sponsored enterprises \| Marketable securities
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost		3,013
Unrealized Gains		1
Unrealized Losses		0
Fair Value		3,014
Cash \| Cash and cash equivalents
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	32,378	43,762
Fair Value	$ 32,378	$ 43,762

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Repare Therapeutics Inc. 10-Q