Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Stockholders' Equity

v3.20.1
Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Total
Balance at Dec. 31, 2017 $ 24 $ 243,419 $ (138,043) $ 105,400
Balance, shares at Dec. 31, 2017 24,275      
Stock-based compensation 562 562
Exercise of common stock options 228 228
Exercise of common stock options, shares 144      
Sale of common stock, net of transaction costs $ 5 7,679 7,684
Sale of common stock, net of transaction costs, shares 4,435      
Convertible debt instruments $ 1 2,061 2,062
Convertible debt instruments, shares 1,085      
Net loss (49,048) (49,048)
Balance at Dec. 31, 2018 $ 30 253,949 (187,091) 66,888
Balance, shares at Dec. 31, 2018 29,939      
Stock-based compensation 351 351
Sale of common stock, net of transaction costs $ 6 6,632 6,638
Sale of common stock, net of transaction costs, shares 5,212      
Net loss (48,169) (48,169)
Balance at Dec. 31, 2019 $ 36 $ 260,932 $ (235,260) $ 25,708
Balance, shares at Dec. 31, 2019 35,150