| Schedule of potentially dilutive securities |
| |
|
June 30,
2019 |
|
|
June 30,
2018 |
|
| Stock purchase warrants |
|
|
4,091,296 |
|
|
|
3,560,000 |
|
| Convertible debt warrants |
|
|
363,750 |
|
|
|
817,500 |
|
| Options |
|
|
1,530,500 |
|
|
|
2,084,000 |
|
| Total |
|
|
5,985,546 |
|
|
|
6,461,500 |
|
|
| Schedule of weighted average shares basic and dilutive earnings per share |
| |
|
Three Months Ended |
|
|
Six Months Ended |
|
| |
|
June 30,
2019 |
|
|
June 30,
2018 |
|
|
June 30,
2019 |
|
|
June 30,
2018 |
|
| Net income (loss) |
|
$ |
1,062,000 |
|
|
$ |
(929,959 |
) |
|
$ |
1,291,421 |
|
|
$ |
(1,883,389 |
) |
| Weighted average shares outstanding, basic |
|
|
30,326,304 |
|
|
|
21,901,093 |
|
|
|
29,389,636 |
|
|
|
20,230,146 |
|
| Effect of dilutive common stock equivalents |
|
|
5,985,546 |
|
|
|
- |
|
|
|
5,985,546 |
|
|
|
- |
|
| Adjusted weighted average shares outstanding, dilutive |
|
|
36,311,850 |
|
|
|
21,901,093 |
|
|
|
35,375,182 |
|
|
|
20,230,146 |
|
| Basic income (loss) per shares |
|
$ |
.04 |
|
|
$ |
(.04 |
) |
|
$ |
.04 |
|
|
$ |
(.09 |
) |
| Dilutive income (loss) per share |
|
$ |
.03 |
|
|
$ |
(.04 |
) |
|
$ |
.04 |
|
|
$ |
(.09 |
) |
|