Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Stockholders' Equity (Unaudited)

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Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Total
Common stock
Additional paid-in capital
Retained earnings
Accumulated other comprehensive income
Beginning Balance at Dec. 31, 2017 $ 227,041 $ 21 $ 218,109 $ 8,639 $ 272
Beginning Balance at Dec. 31, 2017   20,976,350      
Stock-based compensation 3,381   3,381    
Employee stock purchases 988   988    
Employee stock purchases, shares   12,013      
Restricted stock awards issued, shares   53,052      
Vesting of restricted stock units, shares   6,206      
Shares withheld related to net restricted stock settlement (302)   (302)    
Shares withheld related to net restricted stock settlement, shares   (2,553)      
Stock options exercised 4,459   4,459    
Stock options exercised, shares   169,594      
Net income 10,758     10,758  
Other comprehensive income 12       12
Ending Balance at Mar. 31, 2018 246,337 $ 21 226,635 19,397 284
Ending Balance at Mar. 31, 2018   21,214,662      
Beginning Balance at Dec. 31, 2018 310,424 $ 22 249,194 60,484 724
Beginning Balance at Dec. 31, 2018   21,778,632      
Stock-based compensation 3,586   3,586    
Employee stock purchases 1,525   1,525    
Employee stock purchases, shares   16,767      
Restricted stock awards issued, shares   66,944      
Vesting of restricted stock units (59)   (59)    
Vesting of restricted stock units, shares   11,265      
Shares withheld related to net restricted stock settlement (655)   (655)    
Shares withheld related to net restricted stock settlement, shares   (12,045)      
Stock options exercised $ 1,635   1,635    
Stock options exercised, shares 69,779 69,779      
Net income $ 5,302     5,302  
Other comprehensive income 136       136
Ending Balance at Mar. 31, 2019 $ 321,894 $ 22 $ 255,226 $ 65,786 $ 860
Ending Balance at Mar. 31, 2019   21,931,342