Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statement of Changes in Shareholders' Equity (unaudited)

v3.19.2
Condensed Consolidated Statement of Changes in Shareholders' Equity (unaudited) - USD ($)
$ in Thousands
Preferred Series A Stock [Member]
Common Stock [Member]
Additional paid-in capital [Member]
Accumulated deficit [Member]
Total
Balance at beginning at Dec. 31, 2017 $ 1 $ 44,643 $ (39,121) $ 5,523
Balance at beginning (in shares) at Dec. 31, 2017 1,581,128 10,493,233      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common shares upon initial public offering, net of offering costs of $2,546 14,955 14,955
Issuance of common shares upon initial public offering, net of offering costs of $2,546 (in shares) 3,500,000      
Conversion of preferred shares to commons shares in connection with initial public offering
Conversion of preferred shares to commons shares in connection with initial public offering (in shares) (1,581,128) 1,581,128      
Issuance of common shares upon exercise of overallotments 258 258
Issuance of common shares upon exercise of overallotments (in shares) 56,000      
Issuance of common shares upon cashless exercise of options
Issuance of common shares upon cashless exercise of options (in shares) 391      
Share based compensation 602 602
Share based compensation (in shares) 15,000      
Warrant expense 3,156 3,156
Net loss (7,323) (7,323)
Balance at end at Mar. 31, 2018 $ 1 63,614 (46,444) 17,171
Balance at end (in shares) at Mar. 31, 2018 15,645,752      
Balance at beginning at Dec. 31, 2017 $ 1 44,643 (39,121) 5,523
Balance at beginning (in shares) at Dec. 31, 2017 1,581,128 10,493,233      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net loss         (11,520)
Balance at end at Jun. 30, 2018 $ 1 64,110 (50,641) 13,470
Balance at end (in shares) at Jun. 30, 2018 15,645,752      
Balance at beginning at Mar. 31, 2018 $ 1 63,614 (46,444) 17,171
Balance at beginning (in shares) at Mar. 31, 2018 15,645,752      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Share based compensation 496 496
Share based compensation (in shares)      
Net loss (4,197) (4,197)
Balance at end at Jun. 30, 2018 $ 1 64,110 (50,641) 13,470
Balance at end (in shares) at Jun. 30, 2018 15,645,752      
Balance at beginning at Dec. 31, 2018   $ 2 79,893 (61,378) 18,517
Balance at beginning (in shares) at Dec. 31, 2018   21,440,148      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common shares upon exercise of options   2 2
Issuance of common shares upon exercise of options (in shares)   416      
Issuance of common shares upon vesting of restricted stock units  
Issuance of common shares upon vesting of restricted stock units (in shares)   10,313      
Share based compensation   837 837
Share based compensation (in shares)        
Net loss   (6,273) (6,273)
Balance at end at Mar. 31, 2019   $ 2 80,732 (67,651) 13,083
Balance at end (in shares) at Mar. 31, 2019   21,450,877      
Balance at beginning at Dec. 31, 2018   $ 2 79,893 (61,378) $ 18,517
Balance at beginning (in shares) at Dec. 31, 2018   21,440,148      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Issuance of common shares upon cashless exercise of options (in shares)         416
Net loss         $ (11,954)
Balance at end at Jun. 30, 2019   $ 2 81,422 (73,332) 8,092
Balance at end (in shares) at Jun. 30, 2019   21,450,877      
Balance at beginning at Mar. 31, 2019   $ 2 80,732 (67,651) 13,083
Balance at beginning (in shares) at Mar. 31, 2019   21,450,877      
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Share based compensation   690 690
Share based compensation (in shares)        
Net loss   (5,681) (5,681)
Balance at end at Jun. 30, 2019   $ 2 $ 81,422 $ (73,332) $ 8,092
Balance at end (in shares) at Jun. 30, 2019   21,450,877