Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF SHAREHOLDERS??? EQUITY

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CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2019   39,590,000    
Beginning balance at Dec. 31, 2019 $ 132,153 $ 396 $ 311,618 $ (179,861)
Increase (Decrease) in Stockholders' Equity        
Stock-based compensation 8,470   8,470  
Issuance of restricted and performance stock units (in shares)   249,000    
Issuance of restricted and performance stock units 0 $ 2 (2)  
Shares surrendered by employees to pay tax withholdings (in shares)   (40,000)    
Shares surrendered by employees to pay tax withholdings (670)   (670)  
Exercise of stock options and employee stock purchase plan (in shares)   572,000    
Exercise of stock options and employee stock purchase plan 3,300 $ 6 3,294  
Exercise of Credit Facility Option, net of settlement (in shares)   248,000    
Exercise of Credit Facility Option, net of settlement 3,682 $ 2 3,680  
Net loss (23,786)     (23,786)
Ending balance (in shares) at Dec. 31, 2020   40,619,000    
Ending balance at Dec. 31, 2020 123,149 $ 406 326,390 (203,647)
Increase (Decrease) in Stockholders' Equity        
Stock-based compensation 10,919   10,919  
Issuance of restricted and performance stock units (in shares)   254,000    
Issuance of restricted and performance stock units 0 $ 2 (2)  
Exercise of stock options and employee stock purchase plan (in shares)   864,000    
Exercise of stock options and employee stock purchase plan 5,467 $ 9 5,458  
Net loss $ (26,985)     (26,985)
Ending balance (in shares) at Dec. 31, 2021 41,736,950 41,737,000    
Ending balance at Dec. 31, 2021 $ 112,550 $ 417 342,765 (230,632)
Increase (Decrease) in Stockholders' Equity        
Stock-based compensation 15,591   15,591  
Issuance of restricted and performance stock units (in shares)   343,000    
Issuance of restricted and performance stock units 0 $ 3 (3)  
Exercise of stock options and employee stock purchase plan (in shares)   365,000    
Exercise of stock options and employee stock purchase plan 1,806 $ 4 1,802  
Net loss $ (28,948)     (28,948)
Ending balance (in shares) at Dec. 31, 2022 42,445,517 42,445,000    
Ending balance at Dec. 31, 2022 $ 100,999 $ 424 $ 360,155 $ (259,580)