v3.20.2
Condensed Consolidated Statements of Changes in Stockholders’ Equity (Unaudited) - USD ($)
Common Stock
Preferred Stock – Series C-3, Series E and Series G
Accumulated Other Comprehensive Income (Loss)
Additional Paid-in Capital
Accumulated Deficit
Total
Balance at Dec. 31, 2018 $ 21,775 $ 420 $ 96,522 $ 183,803,637 $ (178,988,098) $ 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 $ 1,945 8,656,288 8,658,233
Stock issued in connection with warrants exercised (in Shares) 1,944,707        
Exchange of convertible note for Series G preferred stock, related party 8,900,264 8,900,264
Exchange of Series C-2, Series D and Series F preferred stock for Series G preferred stock, related party $ (226) 226  
Exchange of Series C-2, Series D and Series F preferred stock for Series G preferred stock, related party (in Shares) (225,962)        
Issuance of Series G preferred stock, related party $ 100 100
Issuance of Series G preferred stock, related party (in Shares) 100,000        
Stock issued in connection with stock options exercised $ 37 117,492 117,529
Stock issued in connection with stock options exercised (in Shares) 36,590        
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 $ 19 (19)
Issuance of vested restricted stock (in Shares) 19,425        
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) 6,522          
Stock-based compensation       1,986,274   1,986,274
Other comprehensive income (loss)     5,479     5,479
Net loss         (11,128,889) (11,128,889)
Balance at Sep. 30, 2019 $ 25,651 $ 244 102,001 218,696,866 (190,116,987) 28,707,775
Balance (in Shares) at Sep. 30, 2019 25,650,429 243,623        
Balance at Jun. 30, 2019 $ 23,821 $ 370 104,340 201,198,660 (184,852,140) 16,475,051
Balance (in Shares) at Jun. 30, 2019 23,820,334 369,585        
Stock issued in connection with warrants exercised $ 1,823 8,022,348 8,024,171
Stock issued in connection with warrants exercised (in Shares) 1,822,862        
Exchange of convertible note for Series G preferred stock, related party 8,900,264 8,900,264
Exchange of Series C-2, Series D and Series F preferred stock for Series G preferred stock, related party $ (226) 226
Exchange of Series C-2, Series D and Series F preferred stock for Series G preferred stock, related party (in Shares) (225,962)        
Issuance of Series G preferred stock, related party $ 100 100
Issuance of Series G preferred stock, related party (in Shares) 100,000        
Stock issued in connection with stock options exercised $ 1 4,762 4,763
Stock issued in connection with stock options exercised (in Shares) 750        
Issuance of vested restricted stock $ 6 (6)  
Issuance of vested restricted stock (in Shares) 6,483        
Stock-based compensation 570,612 570,612
Other comprehensive income (loss) (2,339) (2,339)
Net loss (5,264,847) (5,264,847)
Balance at Sep. 30, 2019 $ 25,651 $ 244 102,001 218,696,866 (190,116,987) 28,707,775
Balance (in Shares) at Sep. 30, 2019 25,650,429 243,623        
Balance at Dec. 31, 2019 $ 25,665 $ 242 97,257 218,944,268 (195,421,172) 23,646,260
Balance (in Shares) at Dec. 31, 2019 25,665,350 241,623        
Stock issued in connection with public offering, net $ 5,111 21,315,059 21,320,170
Stock issued in connection with public offering, net (in Shares) 5,111,110        
Stock issued in connection with ATM sale of common stock, net $ 478 3,045,252 3,045,730
Stock issued in connection with ATM sale of common stock, net (in Shares) 477,721        
Stock issued in connection with warrants exercised $ 92 411,659 411,751
Stock issued in connection with warrants exercised (in Shares) 91,500        
Issuance of vested restricted stock $ 2 (2)
Issuance of vested restricted stock (in Shares) 2,490        
Stock-based compensation 1,983,644 1,983,644
Other comprehensive income (loss) 2,402 2,402
Net loss (15,940,738) (15,940,738)
Balance at Sep. 30, 2020 $ 31,348 $ 242 99,659 245,699,880 (211,361,910) 34,469,219
Balance (in Shares) at Sep. 30, 2020 31,348,171 241,623        
Balance at Jun. 30, 2020 $ 26,127 $ 242 105,590 223,150,674 (204,761,163) 18,521,470
Balance (in Shares) at Jun. 30, 2020 26,127,379 241,623        
Stock issued in connection with public offering, net $ 5,111 21,315,059 21,320,170
Stock issued in connection with public offering, net (in Shares) 5,111,110        
Stock issued in connection with ATM sale of common stock, net $ 110     622,707   622,817
Stock issued in connection with ATM sale of common stock, net (in Shares) 109,577          
Issuance of vested restricted stock
Issuance of vested restricted stock (in Shares) 105        
Stock-based compensation 611,440 611,440
Other comprehensive income (loss) (5,931) (5,931)
Net loss (6,600,747) (6,600,747)
Balance at Sep. 30, 2020 $ 31,348 $ 242 $ 99,659 $ 245,699,880 $ (211,361,910) $ 34,469,219
Balance (in Shares) at Sep. 30, 2020 31,348,171 241,623