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Net Income (Loss) Per Share Attributable to Common Stockholders
 12 Months Ended
Dec. 31, 2021
Earnings Per Share [Abstract]  
Net Income (Loss) Per Share Attributable to Common Stockholders Net Income (Loss) Per Share Attributable to Common Stockholders
The following tables set forth the computation of basic and diluted net income (loss) per share attributable to common stockholders for the periods presented (in thousands, except share and per share data):
Year Ended December 31,
Basic net income (loss) per share202120202019
Net income (loss)$(24,256)$20,753 $(17,527)
Change in Class B-1 preferred stock redemption value— — (10,047)
Cumulative preferred dividends allocated to preferred stockholders(558)(5,685)(4,774)
Net income (loss) attributable to common stockholders(24,814)15,068 (32,348)
Income available to participating securities— (11,015)— 
Net income (loss) available to common stockholders$(24,814)$4,053 $(32,348)
Net income (loss) per share of common stock, basic$(0.57)$0.40 $(3.68)
Weighted-average common stock outstanding, basic43,562,604 10,017,574 8,788,628 
Year Ended December 31,
Diluted net income (loss) per share202120202019
Net income (loss)$(24,256)$20,753 $(17,527)
Change in Class B-1 preferred stock redemption value— — (10,047)
Cumulative preferred dividends allocated to preferred stockholders(558)(5,685)(4,774)
Net income (loss) attributable to common stockholders(24,814)15,068 (32,348)
Reallocation of earnings to participating securities considering potentially dilutive securities— (9,450)— 
Net income (loss) available to common stockholders$(24,814)$5,618 $(32,348)
Net income (loss) per share of common stock, diluted$(0.57)$0.35 $(3.68)
Weighted average common stock outstanding, basic43,562,604 10,017,574 8,788,628 
Weighted average dilutive effect of stock options and restricted stock— 6,169,575 — 
Weighted-average common stock outstanding, diluted43,562,604 16,187,149 8,788,628 
The following table sets forth the potential shares of common stock that were excluded from the computation of diluted net income (loss) per share attributable to common stockholders for the periods presented because including them would have been antidilutive:
Year Ended December 31,
202120202019
Convertible preferred stock (on an if-converted basis)— 5,543,918 27,227,466 
Stock options9,341,242 426,542 9,390,407 
Restricted stock units3,737,565 — 187,500 
ESPP purchase rights88,059 — — 
Total antidilutive securities13,166,866 5,970,460 36,805,373