Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Changes in Convertible Preferred Stock and Stockholders' Equity (Unaudited)

v3.19.1
Condensed Consolidated Statements of Changes in Convertible Preferred Stock and Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Preferred Stock
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Other Comprehensive Loss
Total
Balance at Dec. 31, 2017 $ 3 $ 110,265 $ (102,017) $ (347) $ 7,904
Balance, shares at Dec. 31, 2017   24,559        
Exercise of stock options, net of vesting of restricted shares 25 25
Exercise of stock options, net of vesting of restricted shares, shares   33        
Issuance of common stock, net of issuance costs 4,804 4,804
Issuance of common stock, net of issuance costs, shares   543        
Stock-based compensation expense 149 149
Cumulative translation adjustment 54 54
Net loss (7,164) (7,164)
Balance at Mar. 31, 2018 $ 3 115,243 (109,181) (293) 5,772
Balance, shares at Mar. 31, 2018   25,135        
Balance at Dec. 31, 2018 $ 5,377 $ 3 118,062 (111,820) (418) 5,827
Balance, shares at Dec. 31, 2018 6 27,253        
Exercise of stock options, net of vesting of restricted shares 35 35
Exercise of stock options, net of vesting of restricted shares, shares   61        
Exercise of common stock warrants for cash 6,184 6,184
Exercise of common stock warrants for cash, shares   617        
Exercise of common stock warrants pursuant to cashless provisions $ 1 (1)
Exercise of common stock warrants pursuant to cashless provisions, shares 10,400        
Series A convertible preferred stock redeemed for cash $ (5,377) (863) (863)
Series A convertible preferred stock redeemed for cash, shares (6)          
Waiver of sponsor promissory note originally issued in conjunction with Reverse Merger and Recapitalization 1,993 1,993
Stock-based compensation expense 11 11
Cumulative-effect adjustment resulting from the adoption of ASU 2014-09 (Note 2)       1,087   1,087
Cumulative translation adjustment 27 27
Net loss (3,494) (3,494)
Balance at Mar. 31, 2019 $ 4 $ 125,421 $ (114,227) $ (391) $ 10,807
Balance, shares at Mar. 31, 2019   38,331