Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 230,784	$ 85,262
Short-term investments	135,563	257,007
Prepaid expenses and other current assets	8,927	5,605
Total current assets	375,274	347,874
Property and equipment, net	208	20
Operating lease right-of-use asset	352	699
Deposits and other long-term assets	214	469
Total assets	376,048	349,062
Current liabilities:
Accounts payable	2,576	260
Accrued expenses and other current liabilities	26,524	15,950
Current portion of operating lease liabilities	408	405
Total current liabilities	29,508	16,615
Long-term portion of lease liabilities	0	408
Total liabilities	29,508	17,023
Commitments and contingencies (Note 6)
Stockholders' equity
Common stock, $0.001 par value; 500,000,000 shares authorized as of December 31, 2023 and December 31, 2022; 87,227,132 and 73,458,176 shares issued and outstanding as of December 31, 2023 and December 31, 2022, respectively	9	7
Additional paid-in-capital	805,107	601,771
Accumulated other comprehensive loss	9	(71)
Accumulated deficit	(458,585)	(269,668)
Total stockholders' equity	346,540	332,039
Total liabilities and stockholders' equity	$ 376,048	$ 349,062