Consolidated Balance Sheets - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 251,253,000
Prepaid expenses and other current assets	6,626,000
Deferred offering costs	0	$ 15,000
Total current assets	257,879,000	15,000
Deferred lease asset	715,000
Property and equipment, net	287,000
Total assets	258,881,000	15,000
Current liabilities
Accounts payable	1,994,000
Accrued expenses and other current liabilities	5,135,000	150,000
Total current liabilities	7,129,000	150,000
Other non-current liabilities	450,000
Total liabilities	7,579,000	150,000
Commitments and contingencies - Note 11
Stockholders' equity (deficit)
Preferred stock, $0.00001 par value per share; 10,000,000 shares authorized and no shares issued and outstanding as of December 31, 2020; no shares authorized, issued and outstanding as of December 31, 2019
Common stock, $0.00001 par value per share; 200,000,000 shares authorized and 37,761,435 issued and outstanding as of December 31, 2020; 10,895,000 shares authorized, 10,894,999 issued and outstanding as of December 31, 2019
Additional paid-in capital	312,428,000	980,000
Accumulated deficit	(61,126,000)	(1,115,000)
Total stockholders’ equity (deficit)	251,302,000	(135,000)
Total liabilities and stockholders' equity (deficit)	$ 258,881,000	$ 15,000