Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 45,190	$ 119,894
Marketable securities	92,843	55,571
Prepaid expenses and other current assets	3,500	3,197
Total current assets	141,533	178,662
Property and equipment, net	682	2,335
Right-of-use asset	4,160	5,686
Deposits and other assets	2,613	5,409
Total assets	148,988	192,092
Current liabilities:
Accounts payable	1,540	2,066
Accrued expenses and other current liabilities	3,777	8,581
Operating lease liability	3,923	3,558
Total current liabilities	9,240	14,205
Long-term portion of operating lease liability	4,471	7,180
Other long-term liabilities	1,045	950
Total liabilities	14,756	22,335
Commitments and contingencies (Note 8)
Stockholders equity
Preferred stock, $0.001 par value, 10,000,000 shares authorized at September 30, 2024 and December 31, 2023; No shares issued and outstanding at September 30, 2024 or December 31, 2023
Common stock, $0.001 par value, 150,000,000 shares authorized and 48,258,111 shares issued and outstanding at September 30, 2024 and December 31, 2023	48	48
Additional paid-in capital	456,439	452,142
Accumulated other comprehensive income (loss)	240	(48)
Accumulated deficit	(322,495)	(282,385)
Total stockholders' equity	134,232	169,757
Total liabilities and stockholders' equity	$ 148,988	$ 192,092