Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Shareholders' Equity

v3.20.4
Consolidated Statements of Shareholders' Equity - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Total
Balance (in shares) at Dec. 31, 2018 11,956,874        
Balance at Dec. 31, 2018   $ 62,993,000 $ (45,968,000) $ 17,025,000
Exercise of common stock options (in shares) 50,000        
Exercise of common stock options   75,000 75,000
Share-based compensation expense   1,164,000 1,164,000
Unrealized gain (loss) on marketable securities   2,000 2,000
Net loss   (10,649,000) (10,649,000)
Balance (in shares) at Dec. 31, 2019 12,006,874        
Balance at Dec. 31, 2019   64,232,000 2,000 (56,617,000) $ 7,617,000
Exercise of common stock options (in shares) 14,283       14,283
Exercise of common stock options   45,000 $ 45,161
Share-based compensation expense   1,843,000 1,843,000
Unrealized gain (loss) on marketable securities   (4,000) (4,000)
Net loss   (12,292,000) (12,292,000)
Issuance of common shares net of offering costs (in shares) 6,725,000        
Issuance of common shares net of offering costs   28,805,000 28,805,000
Balance (in shares) at Dec. 31, 2020 18,746,157        
Balance at Dec. 31, 2020   $ 94,925,000 $ (2,000) $ (68,909,000) $ 26,014,000