CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (41,721)	$ (49,034)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock-based compensation expense	7,581	7,961
Depreciation of property and equipment	59	168
Accretion of discounts on short-term investments	(1,117)	(2,052)
Amortization of debt discount and costs	58
Loss on foreign currency exchange	30	81
Deferred income tax benefit	(681)
Changes in operating assets and liabilities:
Accounts receivable	223	687
Prepaid expenses and other assets	(1,895)	3,692
Accounts payable	640	618
Accrued expenses and other liabilities	(2,064)	2,260
Income tax and R&D incentive receivables	2,697	1,154
Net cash used in operating activities	(36,190)	(34,465)
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from sales and maturities of short-term investments	143,589	33,500
Purchases of short-term investments	(47,573)	(76,717)
Purchases of property and equipment	(10)
Net cash provided by (used in) investing activities	96,006	(43,217)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments of deferred offering costs	(298)
Proceeds from exercises of warrants		161
Proceeds from term loan	15,000
Payment for debt issuance costs	(404)
Proceeds from issuance of common stock in at-the-market offerings, net	72,571
Proceeds from issuance of common stock from Employee Stock Purchase Plan	170	169
Proceeds from exercises of stock options	8	207
Payments for tax withholding in share-based compensation	(684)	(844)
Net cash provided by (used in) financing activities	86,363	(307)
Net increase (decrease) in cash and cash equivalents and restricted cash	146,179	(77,989)
Cash, cash equivalents and restricted cash at beginning of period	36,968	135,158
Cash, cash equivalents and restricted cash at end of period	183,147	57,169
SUPPLEMENTAL CASH FLOW INFORMATION:
Cash paid for interest	79
Cash received from income tax refunds	1,422
SUPPLEMENTAL NON-CASH ACTIVITIES:
Debt issuance cost in accrued expenses and other current liabilities	$ 322
Operating lease liability and right-of-use asset addition		$ 1,409