Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 32,180	$ 22,397
Short-term investments	103,019	106,823
Prepaid expenses and other current assets	2,404	2,276
Total current assets	137,603	131,496
Property and equipment, net	316	242
Operating lease right-of-use assets	713	1,003
Other long-term assets	2,244	2,560
Total assets	140,876	135,301
Current liabilities:
Accounts payable	3,504	2,575
Accrued and other current liabilities	10,770	4,822
Operating lease liabilities	451	385
Total current liabilities	14,725	7,782
Operating lease liabilities, net of current portion	358	705
Other liabilities	70	71
Total liabilities	15,153	8,558
Commitments and contingencies (Note 5)
Stockholders' equity:
Preferred stock, $0.0001 par value; 10,000,000 shares authorized as of September 30, 2023 and December 31, 2022, respectively; no shares issued and outstanding at September 30, 2023 and December 31, 2022, respectively
Common stock, $0.0001 par value; 150,000,000 shares authorized at September 30, 2023 and December 31, 2022, respectively; 27,653,187 and 24,722,974 shares issued and outstanding at September 30, 2023 and December 31, 2022, respectively	3	2
Additional paid-in capital	268,926	215,110
Accumulated other comprehensive loss	(195)	(466)
Accumulated deficit	(143,011)	(87,903)
Total stockholders' equity	125,723	126,743
Total liabilities and stockholders' equity	$ 140,876	$ 135,301