Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED)

v3.21.1
CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Balance, beginning of period at Dec. 31, 2019 $ 25,525 $ 20 $ 191,751 $ (166,246)
Balance, shares at Dec. 31, 2019   20,437,235    
Issuance of common stock upon exercise of stock options 210 $ 1 209  
Issuance of common stock upon exercise of stock options, shares   240,125    
Employee and nonemployee stock-based compensation 223   223  
Net loss (9,964)     (9,964)
Balance, at end of period at Mar. 31, 2020 15,994 $ 21 192,183 (176,210)
Balance, shares at Mar. 31, 2020   20,677,360    
Balance, beginning of period at Dec. 31, 2019 25,525 $ 20 191,751 (166,246)
Balance, shares at Dec. 31, 2019   20,437,235    
Balance, at end of period at Dec. 31, 2020 28,410 $ 66 224,522 (196,178)
Balance, shares at Dec. 31, 2020   66,310,867    
Issuance of common stock upon exercise of stock options $ 5   5  
Issuance of common stock upon exercise of stock options, shares 7,082 7,082    
Employee and nonemployee stock-based compensation $ 296   296  
Net loss (9,280)     (9,280)
Balance, at end of period at Mar. 31, 2021 $ 19,431 $ 66 $ 224,823 $ (205,458)
Balance, shares at Mar. 31, 2021   66,317,949