| Schedule of option activity and related information |
|
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|
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|
|
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| |
|
Number of
Shares
Under Options |
|
|
Range of
Option Price
Per Share |
|
|
Weighted
Average
Exercise Price |
|
Weighted
Average
Contractual
Life |
| Options Outstanding at January 1, 2020 |
|
|
210,743 |
|
|
$ |
2.00 – 19.50 |
|
|
$ |
6.80 |
|
7.5 |
| Options Granted |
|
|
8,750 |
|
|
|
4.80 – 5.20 |
|
|
|
5.20 |
|
|
| Exercised |
|
|
(2,500 |
) |
|
|
1.50 |
|
|
|
2.00 |
|
|
| Expired/Cancelled |
|
|
(9,246 |
) |
|
|
14.00 – 14.40 |
|
|
|
14.40 |
|
|
| Options Outstanding at December 31, 2020 |
|
|
207,747 |
|
|
$ |
2.00 – 15.76 |
|
|
$ |
5.2 |
|
6.6 |
| Options Granted |
|
|
82,157 |
|
|
|
3.03 – 5.80 |
|
|
|
4.50 |
|
|
| Exercised |
|
|
(6,592 |
) |
|
|
2.00 |
|
|
|
2.00 |
|
|
| Expire/Cancelled |
|
|
(15,846 |
) |
|
|
3.00 – 14.00 |
|
|
|
5.89 |
|
|
| Options Outstanding at December 31, 2021 |
|
|
267,466 |
|
|
$ |
2.00 – 16.00 |
|
|
$ |
5.19 |
|
6.94 |
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
| Options Exercisable at December 31, 2021 |
|
|
162,373 |
|
|
$ |
2.00 – 16.00 |
|
|
$ |
5.83 |
|
5.34 |