Stockholders' Equity (Tables)
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12 Months Ended |
Dec. 31, 2018 |
Equity [Abstract] |
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Summary of Black-Scholes Option Pricing Model to Stock Options Granted Assumption |
In applying the Black-Scholes option
pricing model to options granted, the Company used the following assumptions:
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For the Years Ended |
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December 31, |
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2018 |
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2017 |
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Risk free interest rate |
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2.75 |
% |
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N/A |
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Expected term (years) |
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2.50 |
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N/A |
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Expected volatility |
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150.10 |
% |
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N/A |
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Expected dividends |
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0.00 |
% |
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N/A |
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Summary of Options Activity |
A summary of the option activity during
the year ended December 31, 2018 is presented below:
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Weighted |
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Weighted |
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Average |
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Average |
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Remaining |
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Aggregate |
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Number of |
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Exercise |
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Life |
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Intrinsic |
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Shares |
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Price |
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In Years |
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Value |
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Outstanding, January 1, 2018 |
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107,901 |
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$ |
42.31 |
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Granted |
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47,540 |
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24.61 |
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Exercised |
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- |
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- |
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Cancelled/forfeited/expired |
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(50,133 |
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44.88 |
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Outstanding, December 31, 2018 |
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105,308 |
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$ |
33.10 |
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2.9 |
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$ |
- |
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Exercisable, December 31, 2018 |
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105,308 |
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$ |
33.10 |
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2.9 |
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$ |
- |
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Schedule of Stock Options |
The following table presents information
related to stock options at December 31, 2018:
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Options Outstanding |
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Options Exercisable |
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Weighted |
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Weighted |
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Range of |
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Average |
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Outstanding |
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Average |
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Exercisable |
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Exercise |
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Exercise |
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Number of |
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Remaining Life |
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Number of |
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Price |
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Price |
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Options |
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In Years |
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Options |
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$2.17 - $13.50 |
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$ |
5.54 |
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17,400 |
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4.7 |
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17,400 |
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$15.50 - $47.50 |
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31.78 |
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56,608 |
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3.4 |
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56,608 |
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$50.00- $78.00 |
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50.81 |
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31,300 |
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0.9 |
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31,300 |
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105,308 |
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2.9 |
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105,308 |
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Schedule of Warrant Activity |
The following table accounts for the
Company’s warrant activity for the year ended December 31, 2018:
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Weighted |
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Weighted |
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Average |
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Average |
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Remaining |
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Aggregate |
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Number of |
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Exercise |
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Life |
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Intrinsic |
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Shares |
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Price |
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In Years |
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Value |
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Outstanding, January 1, 2018 |
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275,332 |
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$ |
43.15 |
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Issued |
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10,795,848 |
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4.25 |
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Exercised |
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(4,033,660 |
) |
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4.25 |
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Cancelled/forfeited/expired |
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(200,459 |
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44.29 |
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Outstanding, December 31, 2018 |
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6,837,061 |
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$ |
4.64 |
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4.2 |
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$ |
- |
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Exercisable, December 31, 2018 |
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6,837,061 |
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$ |
4.64 |
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4.2 |
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$ |
- |
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Schedule of Stock Warrants |
The following table presents information
related to stock warrants at December 31, 2018:
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Warrants Outstanding |
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Warrants Exercisable |
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Weighted |
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Weighted |
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Range of |
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Average |
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Outstanding |
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Average |
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Exercisable |
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Exercise |
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Exercise |
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Number of |
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Remaining Life |
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Number of |
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Price |
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Price |
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Warrants |
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In Years |
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Warrants |
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$4.25 - $75.00 |
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$ |
4.61 |
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6,834,528 |
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4.2 |
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6,834,528 |
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$100.00 - $150.00 |
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100.26 |
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2,533 |
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3.6 |
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2,533 |
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6,837,061 |
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4.2 |
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6,837,061 |
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