Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Changes in Shareholders' Equity (Unaudited)

v3.19.2
Condensed Consolidated Statements of Changes in Shareholders' Equity (Unaudited) - USD ($)
Preferred Stock [Member]
Common Stock [Member]
Deferred Compensation [Member]
Accumulated Deficit [Member]
Accumulated Other Comprehensive Income/(Loss) [Member]
Total
Balance at Dec. 31, 2017 $ 1,755,000 $ 110,647,169 $ (3,469) $ (104,845,847) $ 7,552,853
Balance, shares at Dec. 31, 2017 1,755 5,534,692        
Net loss (1,859,991) (1,859,991)
Exercise of warrants for common stock $ 5,717,325 5,717,325
Exercise of warrants for common stock, shares 3,811,509        
Conversion of preferred stock to common stock $ (1,755,000) $ 1,755,000
Conversion of preferred stock to common stock, shares (1,755) 1,464,930        
Amortization of deferred compensation 3,469 3,469
Issuance of unrestricted stock to a key employee $ 5,175 5,175
Issuance of unrestricted stock to a key employee, shares 3,125        
Issuance of non-qualified stock options to key employees $ 2,712 2,712
Issuance of restricted stock for services for non-employees $ 12,545 12,545
Issuance of restricted stock for services for non-employees, shares        
Net unrealized gain on marketable securities (16,843) (16,843)
Balance at Mar. 31, 2018 $ 118,139,926 (106,705,838) (16,843) 11,417,245
Balance, shares at Mar. 31, 2018 10,814,256        
Balance at Dec. 31, 2017 $ 1,755,000 $ 110,647,169 (3,469) (104,845,847) 7,552,853
Balance, shares at Dec. 31, 2017 1,755 5,534,692        
Net loss           (3,927,444)
Balance at Jun. 30, 2018 $ 119,580,543 (108,773,291) (12,443) 10,794,809
Balance, shares at Jun. 30, 2018 11,780,762        
Balance at Mar. 31, 2018 $ 118,139,926 (106,705,838) (16,843) 11,417,245
Balance, shares at Mar. 31, 2018 10,814,256        
Net loss (2,067,453) (2,067,453)
Exercise of warrants for common stock $ 1,437,875 1,437,875
Exercise of warrants for common stock, shares 966,506        
Conversion of preferred stock to common stock
Conversion of preferred stock to common stock, shares        
Amortization of deferred compensation
Issuance of unrestricted stock to a key employee
Issuance of unrestricted stock to a key employee, shares          
Issuance of non-qualified stock options to key employees 2,742 2,742
Issuance of restricted stock for services for non-employees
Issuance of restricted stock for services for non-employees, shares        
Net unrealized gain on marketable securities 4,400 4,400
Balance at Jun. 30, 2018 $ 119,580,543 (108,773,291) (12,443) 10,794,809
Balance, shares at Jun. 30, 2018 11,780,762        
Balance at Dec. 31, 2018 $ 121,554,547 (115,694,881) (25,913) 5,833,753
Balance, shares at Dec. 31, 2018 12,482,708        
Net loss (916,958) (916,958)
Issuance of unrestricted stock to a key employee $ 15,874 15,874
Issuance of unrestricted stock to a key employee, shares 15,000        
Issuance of restricted stock units to directors for services $ 3,906 3,906
Issuance of restricted stock units to directors for services, shares        
Net unrealized gain on marketable securities 29,343 29,343
Balance at Mar. 31, 2019 $ 121,574,327 (116,611,839) 3,430 4,965,918
Balance, shares at Mar. 31, 2019 12,497,708        
Balance at Dec. 31, 2018 $ 121,554,547 (115,694,881) (25,913) 5,833,753
Balance, shares at Dec. 31, 2018 12,482,708        
Net loss           (1,711,849)
Balance at Jun. 30, 2019 $ 121,699,375 (117,406,730) 21,489 4,314,134
Balance, shares at Jun. 30, 2019 12,508,958        
Balance at Mar. 31, 2019 $ 121,574,327 (116,611,839) 3,430 4,965,918
Balance, shares at Mar. 31, 2019 12,497,708        
Net loss (794,891) (794,891)
Issuance of unrestricted stock to a key employee $ 6,570 6,570
Issuance of unrestricted stock to a key employee, shares 11,250        
Issuance of restricted stock units to directors for services $ 118,478 118,478
Issuance of restricted stock units to directors for services, shares        
Net unrealized gain on marketable securities 18,059 18,059
Balance at Jun. 30, 2019 $ 121,699,375 $ (117,406,730) $ 21,489 $ 4,314,134
Balance, shares at Jun. 30, 2019 12,508,958