XML 29 R5.htm IDEA: XBRL DOCUMENT v3.19.3
Condensed Consolidated Statements of Changes in Stockholders' Equity - USD ($)
Common Stock [Member]
Treasury Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Gain(Loss) [Member]
Accumulated Deficit [Member]
Total
Balances at Dec. 31, 2017 $ 2,127 $ (40,712) $ 145,423,012 $ (4,616) $ (126,399,823) $ 18,979,988
Balances (in shares) at Dec. 31, 2017 21,264,539 5,710        
Net loss $ 0 $ 0 0 0 (8,434,543) (8,434,543)
Unrealized net gain (loss) on marketable investment securities 0 0 0 763 0 763
Stock-based compensation 0 0 1,124,970 0 0 $ 1,124,970
Option exercises (in shares)           0
Common stock sold through ATM offering $ 7 0 90,754 0 0 $ 90,761
Common stock sold through ATM offering (in shares) 69,768         69,768
Balances at Sep. 30, 2018 $ 2,134 $ (40,712) 146,638,736 (3,853) (134,834,366) $ 11,761,939
Balances (in shares) at Sep. 30, 2018 21,334,307 5,710        
Balances at Jun. 30, 2018 $ 2,127 $ (40,712) 146,304,446 (11,608) (132,375,294) 13,878,959
Balances (in shares) at Jun. 30, 2018 21,264,539 5,710        
Net loss $ 0 $ 0 0 0 (2,459,072) (2,459,072)
Unrealized net gain (loss) on marketable investment securities 0 0 0 7,755 0 7,755
Stock-based compensation 0 0 243,536 0 0 $ 243,536
Option exercises (in shares)           0
Common stock sold through ATM offering $ 7 0 90,754 0 0 $ 90,761
Common stock sold through ATM offering (in shares) 69,768         69,768
Balances at Sep. 30, 2018 $ 2,134 $ (40,712) 146,638,736 (3,853) (134,834,366) $ 11,761,939
Balances (in shares) at Sep. 30, 2018 21,334,307 5,710        
Balances at Dec. 31, 2018 $ 2,174 $ (40,712) 147,533,019 (963) (138,059,845) 9,433,673
Balances (in shares) at Dec. 31, 2018 21,731,486 5,710        
Net loss $ 0 $ 0 0 0 (9,715,269) (9,715,269)
Unrealized net gain (loss) on marketable investment securities 0 0 0 1,224 0 1,224
Stock-based compensation 0 0 781,390 0 0 781,390
Option exercises $ 2 0 56,198 0 0 $ 56,200
Option exercises (in shares) 20,000         20,000
Common stock sold through ATM offering $ 327 $ 0 6,947,795 0 0 $ 6,948,122
Common stock sold through ATM offering (in shares) 3,276,286 0        
Balances at Sep. 30, 2019 $ 2,503 $ (40,712) 155,318,402 261 (147,775,114) 7,505,340
Balances (in shares) at Sep. 30, 2019 25,027,772 5,710        
Balances at Jun. 30, 2019 $ 2,473 $ (40,712) 154,600,442 2,917 (144,714,914) 9,850,206
Balances (in shares) at Jun. 30, 2019 24,723,990 5,710        
Net loss $ 0 $ 0 0 0 (3,060,200) (3,060,200)
Unrealized net gain (loss) on marketable investment securities 0 0 0 (2,656) 0 (2,656)
Stock-based compensation 0 0 58,113 0 0 58,113
Option exercises $ 2 0 56,198 0 0 $ 56,200
Option exercises (in shares) 20,000         20,000
Common stock sold through ATM offering $ 28 $ 0 603,649 0 0 $ 603,677
Common stock sold through ATM offering (in shares) 283,782 0        
Balances at Sep. 30, 2019 $ 2,503 $ (40,712) $ 155,318,402 $ 261 $ (147,775,114) $ 7,505,340
Balances (in shares) at Sep. 30, 2019 25,027,772 5,710