Statements of Changes in Stockholders' Equity (Unaudited) - USD ($)
|
Common Stock |
Additional Paid-in Capital |
Accumulated Deficit |
Total |
Beginning balance at Dec. 31, 2018 |
$ 42,578
|
$ 57,868,593
|
$ (39,948,553)
|
$ 17,962,618
|
Beginning balance, shares at Dec. 31, 2018 |
42,578,208
|
|
|
|
Stock based compensation |
|
763,659
|
|
763,659
|
Exercise of employee stock options |
$ 95
|
151,506
|
|
151,601
|
Exercise of employee stock options, shares |
94,530
|
|
|
|
Exercise of warrants |
$ 50
|
57,450
|
|
57,500
|
Exercise of warrants, shares |
50,000
|
|
|
|
Net loss |
|
|
(2,920,584)
|
(2,920,584)
|
Ending balance at Mar. 31, 2019 |
$ 42,723
|
58,841,208
|
(42,869,137)
|
16,014,794
|
Beginning balance, shares at Mar. 31, 2019 |
42,722,738
|
|
|
|
Beginning balance at Dec. 31, 2018 |
$ 42,578
|
57,868,593
|
(39,948,553)
|
17,962,618
|
Beginning balance, shares at Dec. 31, 2018 |
42,578,208
|
|
|
|
Equity modification expense |
|
|
|
|
Net loss |
|
|
|
(9,328,053)
|
Ending balance at Sep. 30, 2019 |
$ 42,861
|
60,211,715
|
(49,276,606)
|
10,977,970
|
Beginning balance, shares at Sep. 30, 2019 |
42,861,422
|
|
|
|
Beginning balance at Mar. 31, 2019 |
$ 42,723
|
58,841,208
|
(42,869,137)
|
16,014,794
|
Beginning balance, shares at Mar. 31, 2019 |
42,722,738
|
|
|
|
Stock based compensation |
|
664,164
|
|
664,164
|
Exercise of employee stock options |
$ 138
|
121,833
|
|
121,971
|
Exercise of employee stock options, shares |
138,684
|
|
|
|
Net loss |
|
|
(3,058,042)
|
(3,058,042)
|
Ending balance at Jun. 30, 2019 |
$ 42,861
|
59,627,205
|
(45,927,179)
|
13,742,887
|
Beginning balance, shares at Jun. 30, 2019 |
42,861,422
|
|
|
|
Equity modification expense |
|
|
|
|
Net loss |
|
|
(3,349,427)
|
(3,349,427)
|
Ending balance at Sep. 30, 2019 |
$ 42,861
|
60,211,715
|
(49,276,606)
|
10,977,970
|
Beginning balance, shares at Sep. 30, 2019 |
42,861,422
|
|
|
|
Beginning balance at Dec. 31, 2019 |
$ 43,069
|
61,087,082
|
(52,993,325)
|
8,136,826
|
Beginning balance, shares at Dec. 31, 2019 |
43,069,418
|
|
|
|
Stock based compensation |
|
882,645
|
|
882,645
|
Equity modification expense |
|
802,400
|
|
802,400
|
Exercise of employee stock options |
$ 72
|
42,154
|
|
42,226
|
Exercise of employee stock options, shares |
71,981
|
|
|
|
Net loss |
|
|
(4,217,563)
|
(4,217,563)
|
Ending balance at Mar. 31, 2020 |
$ 43,141
|
62,814,281
|
(57,210,888)
|
5,646,534
|
Beginning balance, shares at Mar. 31, 2020 |
43,141,399
|
|
|
|
Beginning balance at Dec. 31, 2019 |
$ 43,069
|
61,087,082
|
(52,993,325)
|
8,136,826
|
Beginning balance, shares at Dec. 31, 2019 |
43,069,418
|
|
|
|
Equity modification expense |
|
|
|
2,290,688
|
Net loss |
|
|
|
(11,557,011)
|
Ending balance at Sep. 30, 2020 |
$ 57,963
|
83,530,601
|
(64,550,336)
|
19,038,228
|
Beginning balance, shares at Sep. 30, 2020 |
57,963,409
|
|
|
|
Beginning balance at Mar. 31, 2020 |
$ 43,141
|
62,814,281
|
(57,210,888)
|
5,646,534
|
Beginning balance, shares at Mar. 31, 2020 |
43,141,399
|
|
|
|
Stock based compensation |
|
653,127
|
|
653,127
|
Equity modification expense |
|
998,643
|
|
998,643
|
Sale of common stock in ATM, net |
$ 2,350
|
4,302,765
|
|
4,305,115
|
Sale of common stock in ATM, net, shares |
2,350,067
|
|
|
|
Exercise of employee stock options |
$ 134
|
190,197
|
|
190,331
|
Exercise of employee stock options, shares |
133,860
|
|
|
|
Exercise of warrants |
$ 20
|
44,980
|
|
45,000
|
Exercise of warrants, shares |
20,000
|
|
|
|
Net loss |
|
|
(4,102,529)
|
(4,102,529)
|
Ending balance at Jun. 30, 2020 |
$ 45,645
|
69,003,993
|
(61,313,417)
|
7,736,221
|
Beginning balance, shares at Jun. 30, 2020 |
45,645,326
|
|
|
|
Stock based compensation |
|
370,685
|
|
370,685
|
Equity modification expense |
|
489,645
|
|
489,645
|
Sale of common stock in ATM, net |
$ 2,350
|
4,302,765
|
|
4,305,115
|
Sale of common stock in ATM, net, shares |
2,350,067
|
|
|
|
Reduction of ATM offering costs |
|
3,237
|
|
3,237
|
Sale of common stock in CMPO, net |
$ 12,300
|
13,643,231
|
|
13,655,531
|
Sale of common stock in CMPO, net, shares |
12,300,000
|
|
|
|
Exercise of employee stock options |
$ 18
|
19,810
|
|
19,828
|
Exercise of employee stock options, shares |
18,083
|
|
|
|
Net loss |
|
|
(3,236,919)
|
(3,236,919)
|
Ending balance at Sep. 30, 2020 |
$ 57,963
|
$ 83,530,601
|
$ (64,550,336)
|
$ 19,038,228
|
Beginning balance, shares at Sep. 30, 2020 |
57,963,409
|
|
|
|