STOCK OPTIONS AND WARRANTS (Tables)
|
9 Months Ended |
12 Months Ended |
Sep. 30, 2018 |
Sep. 30, 2018 |
Dec. 31, 2017 |
Warrant [Member] |
|
|
|
Summary of stock option plan and warrants |
Warrants
Outstanding |
|
|
Warrants
Exercisable |
|
Exercise
Prices |
|
|
Number
Outstanding |
|
|
Weighted
Average
Remaining
Contractual
Life
(Years)
|
|
|
Weighted
Average
Exercise
Price
|
|
|
Number
Exercisable
|
|
|
Weighted
Average
Remaining
Contractual
Life
(Years)
|
|
$ |
25.00 |
|
|
|
12,750 |
|
|
|
0.77 |
|
|
$ |
25.00 |
|
|
|
12,750 |
|
|
|
0.77 |
|
|
100.00 |
|
|
|
57,500 |
|
|
|
2.61 |
|
|
|
100.00 |
|
|
|
57,500 |
|
|
|
2.61 |
|
$ |
|
|
|
|
70,250 |
|
|
|
2.27 |
|
|
$ |
86.00 |
|
|
|
70,250 |
|
|
|
2.27 |
|
|
|
Warrants
Outstanding |
|
|
Warrants
Exercisable |
|
Exercise
Prices |
|
|
Number
Outstanding |
|
|
Weighted
Average
Remaining
Contractual
Life
(Years)
|
|
|
Weighted
Average
Exercise
Price
|
|
|
Number
Exercisable
|
|
|
Weighted
Average
Remaining
Contractual
Life
(Years)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ |
25.00 |
|
|
|
12,750 |
|
|
|
1.52 |
|
|
$ |
25.00 |
|
|
|
12,750 |
|
|
|
1.52 |
|
|
100.00 |
|
|
|
11,550 |
|
|
|
0.25 |
|
|
|
100.00 |
|
|
|
11,550 |
|
|
|
0.25 |
|
$ |
61.00 |
|
|
|
24,300 |
|
|
|
0.91 |
|
|
$ |
61.00 |
|
|
|
24,300 |
|
|
|
0.91 |
|
|
Transactions involving stock option plan and warrants |
|
|
Number
of
Shares
|
|
|
Weighted
Average
Exercise
Price
Per
Share
|
|
Outstanding
at January 1, 2018 |
|
|
24,300 |
|
|
$ |
91.00 |
|
Issued |
|
|
57,500 |
|
|
|
100.00 |
|
Exercised |
|
|
- |
|
|
|
|
|
Expired |
|
|
(11,550
|
) |
|
|
100.00 |
|
Outstanding
at September 30, 2018 |
|
|
70,250 |
|
|
$ |
86.00 |
|
|
|
|
|
Number
of
Shares
|
|
|
Weighted
Average
Exercise
Price
Per
Share
|
|
Outstanding
at January 1, 2016 |
|
|
26,300 |
|
|
$ |
58.00 |
|
Issued |
|
|
- |
|
|
|
|
|
Exercised |
|
|
- |
|
|
|
|
|
Canceled |
|
|
- |
|
|
|
|
|
Outstanding
at December 31, 2016 |
|
|
26,300 |
|
|
$ |
58.00 |
|
Issued
|
|
|
- |
|
|
|
- |
|
Exercised
|
|
|
- |
|
|
|
- |
|
Expired
|
|
|
(2,000
|
) |
|
|
25.00 |
|
Outstanding
at December 31, 2017 |
|
|
24,300 |
|
|
$ |
61.00 |
|
|
Stock Options [Member] |
|
|
|
Fair value of stock-based payment awards |
|
Risk-free
interest rate |
|
|
2.85 |
% |
Dividend
yield |
|
|
0 |
% |
Stock
price volatility |
|
|
135.18 |
% |
Expected
life |
|
5.50 years |
|
|
|
|
2017 |
|
|
2016 |
|
Risk-free
interest rate |
|
|
1.86 |
% |
|
|
1.13 |
% |
Dividend
yield |
|
|
0 |
% |
|
|
0 |
% |
Stock
price volatility |
|
|
171.77 |
% |
|
|
163.82 |
% |
Expected
life |
|
5.00 years |
|
|
5.75 years |
|
Weighted
average grant date fair value |
|
$ |
15.19 |
|
|
$ |
1.9 |
|
|
Summary of stock option plan and warrants |
|
|
|
Shares |
|
|
Weighted-Average
Exercise
Price
|
|
|
Weighted-Average
Remaining
Contractual
Term
|
|
|
Aggregate
Intrinsic
Value
|
|
Outstanding
at December 31, 2017 |
|
|
478,850 |
|
|
$ |
4.00 |
|
|
|
7.5 |
|
|
$ |
5,927,877 |
|
Grants |
|
|
315,000 |
|
|
|
14.00 |
|
|
|
10.0 |
|
|
|
- |
|
Exercised |
|
|
- |
|
|
|
|
|
|
|
|
|
|
|
|
|
Expired |
|
|
- |
|
|
|
|
|
|
|
- |
|
|
|
- |
|
Outstanding
at September 30, 2018 |
|
|
793,850 |
|
|
$ |
8.10 |
|
|
|
7.9 |
|
|
$ |
2,832,140 |
|
Exercisable
at September 30, 2018 |
|
|
557,600 |
|
|
$ |
6.00 |
|
|
|
7.2 |
|
|
$ |
2,832,140 |
|
|
|
|
Shares |
|
|
Weighted-Average
Exercise
Price
|
|
|
Weighted-Average
Remaining
Contractual
Term
|
|
|
Aggregate
Intrinsic
Value
|
|
Outstanding
at January 1, 2016 |
|
|
148,500 |
|
|
$ |
9.00 |
|
|
|
4.4 |
|
|
$
- |
|
Grants |
|
|
330,000 |
|
|
|
2.00 |
|
|
|
10.0 |
|
|
|
- |
|
Exercised |
|
|
- |
|
|
|
|
|
|
|
|
|
|
|
|
|
Canceled |
|
|
- |
|
|
|
|
|
|
|
|
|
|
|
|
|
Outstanding
at December 31, 2016 |
|
|
478,500 |
|
|
$ |
4.00 |
|
|
|
8.9 |
|
|
$ |
326,700 |
|
Grants |
|
|
350 |
|
|
|
1.60 |
|
|
|
5.0 |
|
|
|
- |
|
Exercised |
|
|
- |
|
|
|
|
|
|
|
|
|
|
|
|
|
Expired |
|
|
- |
|
|
|
|
|
|
|
- |
|
|
|
- |
|
Outstanding
at December 31, 2017 |
|
|
478,850 |
|
|
$ |
4.00 |
|
|
|
7.5 |
|
|
$ |
5,927,877 |
|
Exercisable
at December 31, 2017 |
|
|
396,350 |
|
|
$ |
5.00 |
|
|
|
7.3 |
|
|
$ |
4,725,027 |
|
|
Transactions involving stock option plan and warrants |
|
Options
Outstanding |
|
|
Options
|
|
|
|
|
|
|
|
Weighted
Average
|
|
|
Exercisable
Exercisable
|
|
Exercise |
|
Number
of |
|
|
Remaining
Life |
|
|
Number
of |
|
Price |
|
Options |
|
|
In
Years |
|
|
Options |
|
|
|
|
|
|
|
|
|
|
|
|
$ |
1.00-2.50 |
|
|
330,350 |
|
|
|
8.0 |
|
|
|
330,350 |
|
|
2.51-5.00 |
|
|
35,000 |
|
|
|
2.1 |
|
|
|
35,000 |
|
|
5.10-14.00 |
|
|
428,500 |
|
|
|
8.9 |
|
|
|
192,250 |
|
|
|
|
|
793,850 |
|
|
|
8.2 |
|
|
|
557,600 |
|
|
Options
Outstanding |
|
|
Options
Exercisable |
|
|
|
|
|
|
Weighted |
|
|
|
|
|
|
|
|
|
Average |
|
|
Exercisable |
|
Exercise |
|
Number
of |
|
|
Remaining
Life |
|
|
Number
of |
|
Price |
|
Options |
|
|
In
Years |
|
|
Options |
|
|
|
|
|
|
|
|
|
|
|
$ |
1.00-2.50 |
|
|
330,350 |
|
|
|
9.46 |
|
|
|
247,850 |
|
|
2.51-5.00 |
|
|
35,000 |
|
|
|
8.56 |
|
|
|
35,000 |
|
|
5.01
and up |
|
|
113,500 |
|
|
|
7.34 |
|
|
|
113,500 |
|
|
|
|
|
478,850 |
|
|
|
8.89 |
|
|
|
396,350 |
|
|