Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited)

v3.22.1
Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)
shares in Thousands, $ in Thousands
Total
At The Market Offering
Common Stock
Common Stock
At The Market Offering
Additional Paid-in Capital
Additional Paid-in Capital
At The Market Offering
Accumulated Other Comprehensive Income
Accumulated Deficit
Beginning balance at Dec. 31, 2020 $ 462,339   $ 8   $ 1,586,616   $ 296 $ (1,124,581)
Beginning balance (in shares) at Dec. 31, 2020     83,372          
Issuance of common stock, net of commissions and offering costs, value   $ 2,382       $ 2,382    
Issuance of common stock, net of commissions and offering costs, shares       146        
RSU settlements, net of shares withheld (1,231)       (1,231)      
RSU settlements, net of shares withheld, shares     449          
Issuance of common stock pursuant to employee stock awards 1,749       1,749      
Issuance of common stock pursuant to employee stock awards, shares     108          
Stock-based compensation expense 12,268       12,268      
Net loss (78,335)             (78,335)
Unrealized gain (loss) on available-for-sale securities (135)           (135)  
Ending balance at Mar. 31, 2021 399,037   $ 8   1,601,784   161 (1,202,916)
Ending balance (in shares) at Mar. 31, 2021     84,075          
Beginning balance at Dec. 31, 2021 279,614   $ 9   1,744,695   (368) (1,464,722)
Beginning balance (in shares) at Dec. 31, 2021     91,671          
Issuance of common stock, net of commissions and offering costs, value   $ 20,516       $ 20,516    
Issuance of common stock, net of commissions and offering costs, shares       1,320        
RSU settlements, net of shares withheld (616)       (616)      
RSU settlements, net of shares withheld, shares     405          
Issuance of common stock pursuant to employee stock awards 96       96      
Issuance of common stock pursuant to employee stock awards, shares     10          
Stock-based compensation expense 14,335       14,335      
Net loss (88,105)             (88,105)
Unrealized gain (loss) on available-for-sale securities (1,524)           (1,524)  
Ending balance at Mar. 31, 2022 $ 224,316   $ 9   $ 1,779,026   $ (1,892) $ (1,552,827)
Ending balance (in shares) at Mar. 31, 2022     93,406