v3.25.4
CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($)
shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Revenue      
Total revenue $ 2,436 $ 3,058 $ 1,082
Cost of revenue      
Cost of revenue 1,283 1,458 594
Gross profit 1,153 1,600 488
Operating expenses:      
Research and development 53,759 59,641 67,025
Selling, general and administrative 44,754 50,535 44,634
Lease termination expense, net 13,577 0 0
Legal settlement expense, net of insurance proceeds 5,162 0 0
Total operating expenses 117,252 110,176 111,659
Loss from operations (116,099) (108,576) (111,171)
Dividend income 697 1,728 9,077
Interest income 8,964 9,638 459
Unrealized gain on trading securities 0 0 10,690
Realized loss on trading securities 0 0 (5,103)
Change in fair value of warrant liabilities 4,202 (3,722) (278)
Other income (expense), net 955 (19) 366
Loss before provision for income taxes (101,281) (100,951) (95,960)
Provision for income taxes (58) (56) 0
Net loss $ (101,339) $ (101,007) $ (95,960)
Basic net loss per share (in dollars per share) $ (0.51) $ (0.71) $ (0.68)
Diluted net loss per share (in dollars per share) $ (0.51) $ (0.71) $ (0.68)
Weighted-average shares used to compute net loss per share attributable to common stockholders, basic (in shares) 197,765 143,196 141,300
Weighted-average shares used to compute net loss per share attributable to common stockholders, diluted (in shares) 197,765 143,196 141,300
Other comprehensive gain (loss):      
Net unrealized (loss) gain on marketable securities, net of tax $ (63) $ 70 $ 0
Foreign currency translation adjustment 12 (25) 0
Total other comprehensive (loss) gain, net of tax (51) 45 0
Comprehensive loss (101,390) (100,962) (95,960)
Product      
Revenue      
Total revenue 2,286 2,925 1,031
Cost of revenue      
Cost of revenue 1,249 1,404 564
Service      
Revenue      
Total revenue 150 133 51
Cost of revenue      
Cost of revenue $ 34 $ 54 $ 30