Condensed Consolidated Statement of Changes in Stockholders Equity (Unaudited) - USD ($)
|
Total |
Series A, Preferred Stock |
Series B, Preferred Stock |
Common Stock |
Additional Paid-In Capital |
Retained Earnings (Accumulated Deficit) |
Balance, shares at Dec. 31, 2018 |
|
813,624
|
2,666,667
|
2,738,508
|
|
|
Balance, amount at Dec. 31, 2018 |
$ 25,868,395
|
$ 813
|
$ 2,667
|
$ 2,738
|
$ 129,359,799
|
$ (103,497,622)
|
Shares issued - registered offerings - net of offering costs, shares |
|
|
|
273,936
|
|
|
Shares issued - registered offerings - net of offering costs, amount |
1,986,485
|
$ 0
|
$ 0
|
$ 274
|
1,986,211
|
0
|
Stock-based compensation |
335,013
|
0
|
0
|
0
|
335,013
|
0
|
Net loss |
(3,110,527)
|
$ 0
|
$ 0
|
$ 0
|
0
|
(3,110,527)
|
Balance, shares at Mar. 31, 2019 |
|
813,624
|
2,666,667
|
3,012,444
|
|
|
Balance, amount at Mar. 31, 2019 |
25,079,366
|
$ 813
|
$ 2,667
|
$ 3,012
|
131,681,023
|
(106,608,149)
|
Balance, shares at Dec. 31, 2018 |
|
813,624
|
2,666,667
|
2,738,508
|
|
|
Balance, amount at Dec. 31, 2018 |
25,868,395
|
$ 813
|
$ 2,667
|
$ 2,738
|
129,359,799
|
(103,497,622)
|
Net loss |
(8,858,858)
|
|
|
|
|
|
Balance, shares at Sep. 30, 2019 |
|
785,877
|
2,666,667
|
3,249,353
|
|
|
Balance, amount at Sep. 30, 2019 |
21,351,654
|
$ 785
|
$ 2,667
|
$ 3,249
|
133,701,433
|
(112,356,480)
|
Balance, shares at Dec. 31, 2018 |
|
813,624
|
2,666,667
|
2,738,508
|
|
|
Balance, amount at Dec. 31, 2018 |
25,868,395
|
$ 813
|
$ 2,667
|
$ 2,738
|
129,359,799
|
(103,497,622)
|
Balance, shares at Dec. 31, 2019 |
|
757,770
|
2,666,667
|
3,252,371
|
|
|
Balance, amount at Dec. 31, 2019 |
19,854,545
|
$ 757
|
$ 2,667
|
$ 3,252
|
133,932,615
|
(114,084,746)
|
Balance, shares at Mar. 31, 2019 |
|
813,624
|
2,666,667
|
3,012,444
|
|
|
Balance, amount at Mar. 31, 2019 |
25,079,366
|
$ 813
|
$ 2,667
|
$ 3,012
|
131,681,023
|
(106,608,149)
|
Shares issued - registered offerings - net of offering costs, shares |
|
|
|
118,600
|
|
|
Shares issued - registered offerings - net of offering costs, amount |
929,914
|
$ 0
|
$ 0
|
$ 119
|
929,795
|
0
|
Stock-based compensation |
237,272
|
0
|
0
|
0
|
237,272
|
0
|
Net loss |
(3,306,917)
|
$ 0
|
$ 0
|
$ 0
|
0
|
(3,306,917)
|
Conversion of 27,747 Preferred Shares to 2,782 common shares, shares |
|
(27,747)
|
|
2,782
|
|
|
Conversion of 27,747 Preferred Shares to 2,782 common shares, amount |
0
|
$ (28)
|
$ 0
|
$ 3
|
25
|
0
|
Balance, shares at Jun. 30, 2019 |
|
785,877
|
2,666,667
|
3,133,826
|
|
|
Balance, amount at Jun. 30, 2019 |
22,939,635
|
$ 785
|
$ 2,667
|
$ 3,134
|
132,848,116
|
(109,915,066)
|
Shares issued - registered offerings - net of offering costs, shares |
|
|
|
115,527
|
|
|
Shares issued - registered offerings - net of offering costs, amount |
834,055
|
$ 0
|
$ 0
|
$ 115
|
833,940
|
0
|
Stock-based compensation |
19,378
|
0
|
0
|
0
|
19,378
|
0
|
Net loss |
(2,441,414)
|
$ 0
|
$ 0
|
$ 0
|
0
|
(2,441,414)
|
Balance, shares at Sep. 30, 2019 |
|
785,877
|
2,666,667
|
3,249,353
|
|
|
Balance, amount at Sep. 30, 2019 |
21,351,654
|
$ 785
|
$ 2,667
|
$ 3,249
|
133,701,433
|
(112,356,480)
|
Balance, shares at Dec. 31, 2019 |
|
757,770
|
2,666,667
|
3,252,371
|
|
|
Balance, amount at Dec. 31, 2019 |
19,854,545
|
$ 757
|
$ 2,667
|
$ 3,252
|
133,932,615
|
(114,084,746)
|
Shares issued - registered offerings - net of offering costs, shares |
|
|
|
110,053
|
|
|
Shares issued - registered offerings - net of offering costs, amount |
399,675
|
$ 0
|
$ 0
|
$ 111
|
399,564
|
0
|
Stock-based compensation |
6,085
|
0
|
0
|
0
|
6,085
|
0
|
Net loss |
(2,264,086)
|
$ 0
|
$ 0
|
$ 0
|
0
|
(2,264,086)
|
Conversion of 11,875 preferred shares to 1,255 common shares, shares |
|
(11,875)
|
|
1,255
|
|
|
Conversion of 11,875 preferred shares to 1,255 common shares, amount |
0
|
$ (12)
|
$ 0
|
$ 1
|
11
|
0
|
Balance, shares at Mar. 31, 2020 |
|
745,895
|
2,666,667
|
3,363,679
|
|
|
Balance, amount at Mar. 31, 2020 |
17,996,219
|
$ 745
|
$ 2,667
|
$ 3,364
|
134,338,275
|
(116,348,832)
|
Balance, shares at Dec. 31, 2019 |
|
757,770
|
2,666,667
|
3,252,371
|
|
|
Balance, amount at Dec. 31, 2019 |
19,854,545
|
$ 757
|
$ 2,667
|
$ 3,252
|
133,932,615
|
(114,084,746)
|
Net loss |
(7,459,254)
|
|
|
|
|
|
Balance, shares at Sep. 30, 2020 |
|
712,126
|
2,666,667
|
4,416,961
|
|
|
Balance, amount at Sep. 30, 2020 |
17,585,086
|
$ 712
|
$ 2,667
|
$ 4,417
|
139,121,290
|
(121,544,000)
|
Balance, shares at Mar. 31, 2020 |
|
745,895
|
2,666,667
|
3,363,679
|
|
|
Balance, amount at Mar. 31, 2020 |
17,996,219
|
$ 745
|
$ 2,667
|
$ 3,364
|
134,338,275
|
(116,348,832)
|
Shares issued - registered offerings - net of offering costs, shares |
|
|
|
437,341
|
|
|
Shares issued - registered offerings - net of offering costs, amount |
2,278,322
|
$ 0
|
$ 0
|
$ 437
|
2,277,885
|
0
|
Stock-based compensation |
6,085
|
0
|
0
|
0
|
6,085
|
0
|
Net loss |
(2,132,106)
|
$ 0
|
$ 0
|
$ 0
|
0
|
(2,132,106)
|
Conversion of 17,080 preferred shares to 1,847 common shares, shares |
|
(17,080)
|
|
1,847
|
|
|
Conversion of 17,080 preferred shares to 1,847 common shares, amount |
0
|
$ (17)
|
$ 0
|
$ 2
|
15
|
0
|
Exercise of 6,548 options at $3.82 each, shares |
|
|
|
6,548
|
|
|
Exercise of 6,548 options at $3.82 each, amount |
25,013
|
$ 0
|
$ 0
|
$ 6
|
25,007
|
0
|
Balance, shares at Jun. 30, 2020 |
|
728,815
|
2,666,667
|
3,809,415
|
|
|
Balance, amount at Jun. 30, 2020 |
18,173,533
|
$ 728
|
$ 2,667
|
$ 3,809
|
136,647,267
|
(118,480,938)
|
Shares issued - registered offerings - net of offering costs, shares |
|
|
|
601,700
|
|
|
Shares issued - registered offerings - net of offering costs, amount |
2,461,675
|
$ 0
|
$ 0
|
$ 602
|
2,461,073
|
0
|
Net loss |
(3,063,062)
|
$ 0
|
$ 0
|
$ 0
|
0
|
(3,063,062)
|
Conversion of 16,689 preferred shares to 1,846 common shares, shares |
|
(16,689)
|
|
1,846
|
|
|
Conversion of 16,689 preferred shares to 1,846 common shares, amount |
0
|
$ (16)
|
$ 0
|
$ 2
|
14
|
0
|
Common stock issued to consultant for services, shares |
|
|
|
4,000
|
|
|
Common stock issued to consultant for services, amount |
17,000
|
$ 0
|
$ 0
|
$ 4
|
16,996
|
0
|
Reverse of stock-based compensation for forfeited stock options |
(4,060)
|
$ 0
|
$ 0
|
$ 0
|
(4,060)
|
0
|
Balance, shares at Sep. 30, 2020 |
|
712,126
|
2,666,667
|
4,416,961
|
|
|
Balance, amount at Sep. 30, 2020 |
$ 17,585,086
|
$ 712
|
$ 2,667
|
$ 4,417
|
$ 139,121,290
|
$ (121,544,000)
|