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 |
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
|
$ 129,329,674
|
$ (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
|
129,329,674
|
(103,497,622)
|
Net loss |
(6,417,444)
|
|
|
|
|
|
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
|
$ 3,133
|
132,848,116
|
(109,915,066)
|
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 |
|
|
|
118,601
|
|
|
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
|
$ 3,133
|
132,848,116
|
(109,915,066)
|
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 11,874 preferred shares to 1,255 common shares, shares |
|
(11,874)
|
|
1,255
|
|
|
Conversion of 11,874 preferred shares to 1,255 common shares, amount |
0
|
$ (12)
|
$ 0
|
$ 1
|
11
|
0
|
Balance, shares at Mar. 31, 2020 |
|
745,896
|
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 |
(4,396,192)
|
|
|
|
|
|
Balance, shares at Jun. 30, 2020 |
|
728,816
|
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)
|
Balance, shares at Mar. 31, 2020 |
|
745,896
|
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 6548 options at $3.82 each, shares |
|
|
|
6,548
|
|
|
Exercise of 6548 options at $3.82 each, amount |
25,013
|
$ 0
|
$ 0
|
$ 6
|
25,007
|
0
|
Balance, shares at Jun. 30, 2020 |
|
728,816
|
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)
|