Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 234,207	$ 249,773
Short-term marketable securities	315,803	101,676
Prepaid expenses and other current assets	9,952	3,724
Total current assets	559,962	355,173
Long-term marketable securities	19,283
Property and equipment, net	18	47
Right of use asset	1,008	1,242
Other assets, noncurrent		108
Total assets	580,271	356,570
Current liabilities:
Accounts payable	7,038	7,968
Accrued expenses and other current liabilities	12,090	11,115
Total current liabilities	19,128	19,083
Loan payable, noncurrent	24,964	9,541
Warrant liability	54	305
Operating lease liability, noncurrent	819	1,079
Total liabilities	44,965	30,008
Commitments and contingencies (Note 12)
Stockholders' equity:
Common stock, $0.0001 par value, 150,000,000 shares authorized as of December 31, 2023 and December 31, 2022; 55,754,445 and 46,865,206 shares issued and outstanding as of December 31, 2023 and December 31, 2022, respectively	6	5
Additional paid-in capital	1,109,126	748,857
Accumulated other comprehensive income	270	37
Accumulated deficit	(574,096)	(422,337)
Total stockholders' equity	535,306	326,562
Total liabilities and stockholders' equity	$ 580,271	$ 356,570