Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Current assets
Cash and cash equivalents	$ 75,599	$ 230,524
Marketable securities	744,184	740,283
Prepaid expenses and other current assets	12,923	10,835
Total current assets	832,706	981,642
Property and equipment, net	218,977	251,449
Right-of-use assets - operating lease	30,962	34,078
Right-of-use assets - finance lease	20,984	19,394
Other assets	15,452	21,593
Total assets	1,119,081	1,308,156
Current liabilities
Accounts payable	5,999	11,819
Accrued liabilities	17,046	14,521
Accrued compensation and benefits	19,835	26,969
Operating lease liability, short-term	5,100	4,653
Finance lease liability, short-term	3,863	3,584
Total current liabilities	51,843	61,546
Operating lease liability, long-term	30,732	34,481
Finance lease liability, long-term	25,353	28,282
Other liabilities	15,809	14,874
Total liabilities	123,737	139,183
Commitment and contingencies (see Note 7)
Stockholders’ equity
Preferred stock- $0.0001 par value; 100,000 shares authorized, none issued and outstanding as of September 30, 2026 and December 31, 2025
Common stock - $0.0001 par value; 1,250,000 shares authorized (1,000,000 Class A and 250,000 Class B); 590,244 Class A and 31,815 Class B shares issued and outstanding as of September 30, 2026, 570,128 Class A and 37,502 Class B shares issued and outstanding as of December 31, 2025	62	61
Additional paid-in-capital	5,074,451	4,961,832
Accumulated other comprehensive (loss) income	(2,089)	644
Accumulated deficit	(4,077,080)	(3,793,564)
Total stockholders’ equity	995,344	1,168,973
Total liabilities and stockholders' equity	$ 1,119,081	$ 1,308,156

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).