v3.20.1
Condensed Consolidated Statements of Changes in Stockholders’ Equity (Unaudited) - USD ($)
Common Stock [Member]
AOCI Attributable to Parent [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Preferred Stock – Series C-3, Series E and Series G [Member]
Non-Voting Preferred Stock – Series C-2, Series C-3, Series D, Series E and Series F [Member]
Total
Balance at Dec. 31, 2018 $ 21,775 $ 96,522 $ 183,803,637 $ (178,988,098) $ 420 $ 4,934,256
Balance (in Shares) at Dec. 31, 2018 21,775,173       419,585  
Stock issued in connection with ATM sale of common stock, net $ 1,768   $ 15,232,761       $ 15,234,529
Stock issued in connection with ATM sale of common stock, net (in Shares) 1,768,012            
Stock issued in connection with warrants exercised (in Shares) 119   620,161       620,280
Stock issued in connection with warrants exercised (in Shares) 119,220            
Stock issued in connection with stock options exercised $ 36   $ 112,730       $ 112,766
Stock issued in connection with stock options exercised (in Shares) 35,840            
Conversion of Series C-3 non-voting preferred stock to common stock $ 100   (50)     $ (50)  
Conversion of Series C-3 non-voting preferred stock to common stock (in Shares) 100,000         (50,000)  
Issuance of vested restricted stock $ 7   (7)        
Issuance of vested restricted stock (in Shares) 6,667            
Issuance of common stock as a result of reverse stock split rounding $ 7   (7)        
Issuance of common stock as a result of reverse stock split rounding (in Shares) 6,722            
Stock-based compensation     809,331       809,331
Other comprehensive loss   (1,313)         (1,313)
Net loss       (5,167,884)     (5,167,884)
Balance at Mar. 31, 2019 $ 23,812 95,209 200,578,556 (184,155,982) $ 370 16,541,965
Balance (in Shares) at Mar. 31, 2019 23,811,634       369,585  
Balance at Dec. 31, 2019 $ 25,665 97,257 218,944,268 (195,421,172) $ 242 23,646,260
Balance (in Shares) at Dec. 31, 2019 25,665,350       241,623  
Stock issued in connection with ATM sale of common stock, net $ 368   $ 2,469,569       $ 2,469,937
Stock issued in connection with ATM sale of common stock, net (in Shares) 368,144            
Stock issued in connection with warrants exercised (in Shares) 92   411,659       411,751
Stock issued in connection with warrants exercised (in Shares) 91,500            
Payment of financing fees (in Shares)     (47,024)       (47,024)
Issuance of vested restricted stock $ 2   $ (2)        
Issuance of vested restricted stock (in Shares) 2,073            
Stock-based compensation     676,614       $ 676,614
Other comprehensive loss   (6,521)         (6,521)
Net loss       (5,557,567)     (5,557,567)
Balance at Mar. 31, 2020 $ 26,127 $ 90,736 $ 222,455,084 $ (200,978,739) $ 242 $ 21,593,450
Balance (in Shares) at Mar. 31, 2020 26,127,067       241,623