| Schedule of the computation of basic and diluted net loss per share of Common Stock |
The following table sets forth the computation of basic and diluted net loss per share of common stock and preferred stock for the three and six months ended June 30, 2019 and 2018, which includes both classes of participating securities:
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Three Months Ended |
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June 30, |
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2019 |
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2018 |
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Common stock |
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Preferred stock |
|
Common stock |
|
Preferred stock |
Net loss per share, basic and diluted |
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Numerator: |
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Allocation of undistributed net loss |
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$ |
(4,665,795 |
) |
|
$ |
(1,557,304 |
) |
|
$ |
(6,007,476 |
) |
|
$ |
— |
|
Denominator: |
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Weighted average shares |
|
42,801,045 |
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|
2,857,143 |
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|
32,245,281 |
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|
— |
|
Basic and diluted net loss per share |
|
$ |
(0.11 |
) |
|
$ |
(0.55 |
) |
|
$ |
(0.19 |
) |
|
$ |
— |
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Six Months Ended |
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|
June 30, |
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|
2019 |
|
2018 |
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|
Common stock |
|
Preferred stock |
|
Common stock |
|
Preferred stock |
Net loss per share, basic and diluted |
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Numerator: |
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Allocation of undistributed net loss |
|
$ |
(10,209,000 |
) |
|
$ |
(3,468,147 |
) |
|
$ |
(9,890,319 |
) |
|
$ |
— |
|
Denominator: |
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|
|
|
|
|
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Weighted average shares |
|
42,052,100 |
|
|
2,857,143 |
|
|
31,783,875 |
|
|
— |
|
Basic and diluted net loss per share |
|
$ |
(0.24 |
) |
|
$ |
(1.21 |
) |
|
$ |
(0.31 |
) |
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$ |
— |
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| Schedule of anti-dilutive securities excluded from computation of diluted weighted shares outstanding |
The following outstanding securities at June 30, 2019 and 2018 have been excluded from the computation of diluted weighted shares outstanding, as they could have been anti-dilutive:
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Three Months Ended |
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Six Months Ended |
|
|
June 30, |
|
June 30, |
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|
2019 |
|
2018 |
|
2019 |
|
2018 |
Stock options |
|
5,476,547 |
|
4,104,574 |
|
5,476,547 |
|
4,104,574 |
Warrants on common stock |
|
4,024,708 |
|
18,986,559 |
|
4,024,708 |
|
18,986,559 |
Restricted Stock Units |
|
278,750 |
|
400,000 |
|
278,750 |
|
400,000 |
Underwriters' unit purchase option |
|
40,000 |
|
40,000 |
|
40,000 |
|
40,000 |
|