v3.23.1
Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Common stock
Additional paid-in capital
Accumulated deficit
Treasury stock
Beginning balance, stockholders' equity (in shares) at Jan. 31, 2020   36,610,763      
Beginning balance, stockholders' equity at Jan. 31, 2020 $ 101,865 $ 366 $ 386,383 $ (284,485) $ (399)
Stockholders’ equity          
Net loss (27,292)     (27,292)  
Stock-based compensation expense $ 13,489   13,489    
Exercise of stock options and vesting of restricted stock units (in shares) 2,216,368 2,459,782      
Exercise of stock options and vesting of restricted stock units $ 5,300 $ 25 5,275    
Issuance of common stock, net of issuance costs (in shares)   5,750,000      
Issuance of common stock, net of issuance costs 174,510 $ 57 174,453    
Cashless exercise of common stock warrants (in shares)   60,338      
Cashless exercise of common stock warrants 0 $ 1 (1)    
Treasury stock from vesting of restricted stock units - satisfaction of tax withholdings (4,566)       (4,566)
Ending balance, stockholders' equity (in shares) at Jan. 31, 2021   44,880,883      
Ending balance, stockholders' equity at Jan. 31, 2021 263,306 $ 449 579,599 (311,777) (4,965)
Stockholders’ equity          
Net loss (118,161)     (118,161)  
Stock-based compensation expense $ 29,668   29,668    
Exercise of stock options and vesting of restricted stock units (in shares) 1,439,186 1,997,551      
Exercise of stock options and vesting of restricted stock units $ 4,143 $ 20 4,123    
Issuance of common stock for employee stock purchase plan (in shares)   42,530      
Issuance of common stock for employee stock purchase plan 1,506   1,506    
Issuance of common stock, net of issuance costs (in shares)   5,175,000      
Issuance of common stock, net of issuance costs 245,813 $ 52 245,761    
Treasury stock from vesting of restricted stock units - satisfaction of tax withholdings (8,995)       (8,995)
Ending balance, stockholders' equity (in shares) at Jan. 31, 2022   52,095,964      
Ending balance, stockholders' equity at Jan. 31, 2022 417,280 $ 521 860,657 (429,938) (13,960)
Stockholders’ equity          
Net loss (176,146)     (176,146)  
Stock-based compensation expense $ 52,506   52,506    
Exercise of stock options and vesting of restricted stock units (in shares) 311,743 1,626,123      
Exercise of stock options and vesting of restricted stock units $ 1,531 $ 16 1,515    
Issuance of common stock for employee stock purchase plan (in shares)   162,154      
Issuance of common stock for employee stock purchase plan 3,472 $ 2 3,470    
Issuance of stock for share-settled bonus awards (in shares)   302,931      
Issuance of stock for share-settled bonus awards 8,812 $ 3 8,809    
Treasury stock from vesting of restricted stock units - satisfaction of tax withholdings (19,636)       (19,636)
Ending balance, stockholders' equity (in shares) at Jan. 31, 2023   54,187,172      
Ending balance, stockholders' equity at Jan. 31, 2023 $ 287,819 $ 542 $ 926,957 $ (606,084) $ (33,596)