v3.25.1
Condensed Consolidated Statements of Stockholders’ Equity - USD ($)
$ in Thousands
Total
Common Stock
Preferred Stock
Additional Paid-In Capital
Accumulated Deficit
Accumulated Other Comprehensive Gain (Loss)
Treasury Stock
Common stock beginning balance (in shares) at Dec. 31, 2023   245,793,000          
Beginning balance at Dec. 31, 2023 $ 93,110 $ 245 $ 0 $ 1,862,558 $ (1,766,839) $ 31 $ (2,885)
Preferred stock beginning balance (in shares) at Dec. 31, 2023     0        
Stock-based compensation 4,302     4,302      
Stock Issued During Period, Shares, New Issues     2,304,000        
Stock Issued During Period, Value, New Issues 241,575   $ 23 241,552      
Issuance of common stock under Equity Incentive Plans (in shares)   1,972,000          
Issuance of common stock under Equity Incentive Plans 88 $ 3   85      
Net loss (48,397)       (48,397)    
Unrealized loss on investments (81)         (81)  
Common stock ending balance (in shares) at Mar. 31, 2024   247,765,000          
Ending balance at Mar. 31, 2024 288,867 $ 248 $ 23 2,108,497 (1,815,236) (50) (4,615)
Preferred stock ending balance (in shares) at Mar. 31, 2024     2,304,000        
Payments for tax withholding on share-based compensation vesting $ (1,730)           (1,730)
Common stock beginning balance (in shares) at Dec. 31, 2024 363,020,303 363,020,000          
Beginning balance at Dec. 31, 2024 $ 145,950 $ 363 $ 0 2,117,325 (1,967,242) 119 (4,615)
Preferred stock beginning balance (in shares) at Dec. 31, 2024 2,304,147   0        
Stock-based compensation $ 3,043     3,043      
Issuance of common stock under Equity Incentive Plans (in shares)   2,540,000          
Issuance of common stock under Equity Incentive Plans 0 $ 3   (3)      
Net loss (25,295)       (25,295)    
Unrealized loss on investments $ (94)         (94)  
Common stock ending balance (in shares) at Mar. 31, 2025 365,559,939 365,560,000          
Ending balance at Mar. 31, 2025 $ 123,032 $ 366 $ 0 $ 2,120,365 $ (1,992,537) $ 25 (5,187)
Preferred stock ending balance (in shares) at Mar. 31, 2025 2,304,147   0        
Payments for tax withholding on share-based compensation vesting $ (572)           $ (572)