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NET LOSS PER SHARE (Tables) | 9 Months Ended
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Sep. 30, 2020
NET LOSS PER SHARE |
Schedule of computation of loss per share |
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | For the Three Months Ended |  | For the Nine Months Ended |
​ | ​ | September 30, |  | September 30, |
​ |  | 2020 |  | 2019 |  | 2020 |  | 2019 |
Numerator: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net loss | ​ | $ | (7,371,500) | ​ | $ | (5,459,486) | ​ | $ | (20,198,843) | ​ | $ | (16,348,802) | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Denominator: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  |  | ​
Weighted average common shares outstanding | ​ |  | 46,867,119 | ​ |  | 45,655,387 | ​ |  | 46,509,391 | ​ |  | 45,541,434 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Net loss per share data: | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  |  | ​
Basic and Diluted | ​ | $ | (0.16) | ​ | $ | (0.12) | ​ | $ | (0.43) | ​ | $ | (0.36) | ​
Schedule of anti-dilutive securities |
​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Nine Months Ended | ​
​ | ​ | September 30, | ​
​ |  | 2020 |  | 2019 |
Common stock options |  | 5,882,000 |  | 4,655,000 |
Common stock purchase warrants |  | 20,964,000 |  | 22,618,000 |
Common stock warrants - liability treatment |  | — |  | 56,000 |
Potentially dilutive securities |  | 26,846,000 |  | 27,329,000 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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