Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Shareholders' Equity

v3.22.1
Condensed Consolidated Statements of Shareholders' Equity - USD ($)
$ in Thousands
Total
Common Shares
Additional paid in capital
Accumulated Other Comprehensive (Loss) Income
Accumulated Deficit
Balance (in shares) at Dec. 31, 2020   126,725,000      
Balance at Dec. 31, 2020 $ 407,750 $ 944,328 $ 39,383 $ (805) $ (575,156)
Increase (Decrease) in Stockholders' Equity          
Shares issued on exercise of stock options and vesting of performance awards (in shares)   877,000      
Shares issued on exercise of stock options and vesting of performance awards 4,999 $ 7,619 (2,620)    
Exercise of warrants (in shares)   519,000      
Exercise of warrants 31 $ 726 (695)    
Shared-based compensation 7,821   7,821    
Unrealized gain (loss) on available-for-sale securities 6     6  
Net loss (50,379)       (50,379)
Balance (in shares) at Mar. 31, 2021   128,121,000      
Balance at Mar. 31, 2021 $ 370,228 $ 952,673 43,889 (799) (625,535)
Balance (in shares) at Dec. 31, 2021 141,600,000 141,600,000      
Balance at Dec. 31, 2021 $ 479,091 $ 1,177,051 59,014 (852) (756,122)
Increase (Decrease) in Stockholders' Equity          
Shares issued on exercise of stock options and vesting of performance awards (in shares) 54,000 142,000      
Shares issued on exercise of stock options and vesting of performance awards $ 405 $ 1,756 (1,351)    
Shared-based compensation 7,023   7,023    
Unrealized gain (loss) on available-for-sale securities (766)     (766)  
Net loss $ (37,630)       (37,630)
Balance (in shares) at Mar. 31, 2022 141,742,000 141,742,000      
Balance at Mar. 31, 2022 $ 448,123 $ 1,178,807 $ 64,686 $ (1,618) $ (793,752)