| Schedule of stock-based compensation |
| Schedule of stock-based compensation |
|
|
|
| |
|
At
March 31, 2025 |
|
| Cash payment received from employee withholdings |
|
$ |
51,781 |
|
| Cash from employee withholdings used to purchase shares under ESPP |
|
|
— |
|
| Cash and ESPP employee withholding liability |
|
$ |
51,781 |
|
| |
|
|
|
|
|
For the Three Months ended
March 31, 2025
|
|
| Cash from employee withholdings used to purchase ESPP shares |
|
$ |
— |
|
| Stock based compensation expense |
|
|
21,644 |
|
| Total increase to equity for three months ended March 31, 2025 |
|
$ |
21,644 |
|
|
|
| Schedule of warrants |
| Schedule of non-plan options |
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
Number of
Options |
|
|
Weighted
Average
Exercise
Price |
|
|
Average
Remaining
Contractual
Term (Years) |
|
|
Aggregate
Intrinsic
Value |
|
| Outstanding at December 31, 2023 |
|
|
1,387,775 |
|
|
$ |
5.23 |
|
|
|
3.0 |
|
|
$ |
— |
|
| Granted |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Forfeited |
|
|
(781,323 |
) |
|
$ |
5.17 |
|
|
|
— |
|
|
$ |
— |
|
| Outstanding at December 31, 2024 |
|
|
606,452 |
|
|
$ |
5.29 |
|
|
|
2.0 |
|
|
$ |
514,394 |
|
| Exercisable at December 31, 2024 |
|
|
442,445 |
|
|
$ |
5.50 |
|
|
|
1.6 |
|
|
$ |
296,145 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Outstanding at December 31, 2024 |
|
|
606,452 |
|
|
$ |
5.29 |
|
|
|
2.0 |
|
|
$ |
514,394 |
|
| Granted |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Exercised/Forfeited/Expired |
|
|
131,084 |
|
|
$ |
5.39 |
|
|
|
— |
|
|
$ |
— |
|
| Outstanding at March 31, 2025 |
|
|
475,368 |
|
|
$ |
5.27 |
|
|
|
2.3 |
|
|
$ |
351,353 |
|
| Exercisable at March 31, 2025 |
|
|
324,246 |
|
|
$ |
5.76 |
|
|
|
1.9 |
|
|
$ |
100,465 |
|
Warrants
| Schedule
of warrants |
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
Number of
Warrants |
|
|
Weighted
Average
Exercise
Price |
|
|
Weighted
Average
Remaining
Contractual
Term (Years) |
|
|
Aggregate
Intrinsic
Value |
|
| Outstanding at December 31, 2023 |
|
|
44,644 |
|
|
$ |
7.70 |
|
|
|
0.7 |
|
|
$ |
— |
|
| Warrants expired, forfeited, cancelled or exercised |
|
|
(344,644 |
) |
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Warrants issued |
|
|
300,000 |
|
|
$ |
3.00 |
|
|
|
— |
|
|
$ |
— |
|
| Outstanding at December 31, 2024 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Exercisable at December 31, 2024 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Outstanding at December 31, 2024 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Warrants issued |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Warrants expired, forfeited, cancelled or exercised |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Outstanding at March 31, 2025 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Exercisable at March 31, 2025 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
|
| Schedule of options activity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Shares |
|
|
Weighted
Average
Exercise
Price |
|
|
Weighted
Average
Remaining
Contractual
Term (Years) |
|
|
Aggregate
Intrinsic
Value |
|
| |
Outstanding at December 31, 2022 |
|
|
|
926,266 |
|
|
$ |
5.74 |
|
|
|
3.3 |
|
|
$ |
— |
|
| |
Granted |
|
|
|
463,117 |
|
|
$ |
4.22 |
|
|
|
4.35 |
|
|
|
— |
|
| |
Forfeited |
|
|
|
(1,608 |
) |
|
$ |
14.00 |
|
|
|
— |
|
|
|
— |
|
| |
Outstanding at December 31, 2023 |
|
|
|
1,387,775 |
|
|
$ |
5.23 |
|
|
|
3.0 |
|
|
|
— |
|
| |
Exercisable at December 31, 2023 |
|
|
|
581,324 |
|
|
$ |
5.38 |
|
|
|
1.8 |
|
|
$ |
— |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
Outstanding at December 31, 2023 |
|
|
|
1,387,775 |
|
|
$ |
5.23 |
|
|
|
3.0 |
|
|
$ |
— |
|
| |
Granted |
|
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
|
— |
|
| |
Forfeited |
|
|
|
(781,323 |
) |
|
$ |
5.17 |
|
|
|
— |
|
|
|
— |
|
| |
Outstanding at December 31, 2024 |
|
|
|
606,452 |
|
|
$ |
5.29 |
|
|
|
2.0 |
|
|
$ |
514,394 |
|
| |
Exercisable at December 31, 2024 |
|
|
|
442,445 |
|
|
$ |
5.50 |
|
|
|
1.6 |
|
|
$ |
296,145 |
|
|
| Schedule of warrants |
| Schedule
of warrants |
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
Number of
Warrants |
|
|
Weighted
Average
Exercise
Price |
|
|
Weighted
Average
Remaining
Contractual
Term (Years) |
|
|
Aggregate
Intrinsic
Value |
|
| Outstanding at December 31, 2023 |
|
|
44,644 |
|
|
$ |
7.70 |
|
|
|
0.7 |
|
|
$ |
— |
|
| Warrants expired, forfeited, cancelled or exercised |
|
|
(344,644 |
) |
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Warrants issued |
|
|
300,000 |
|
|
$ |
3.00 |
|
|
|
— |
|
|
$ |
— |
|
| Outstanding at December 31, 2024 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Exercisable at December 31, 2024 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Outstanding at December 31, 2024 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Warrants issued |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Warrants expired, forfeited, cancelled or exercised |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Outstanding at March 31, 2025 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
| Exercisable at March 31, 2025 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
$ |
— |
|
|
| Schedule of warrants outstanding |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Number of
Warrants |
|
|
Weighted
Average
Exercise
Price |
|
|
Weighted
Average
Remaining
Contractual
Term (Years) |
|
|
Aggregate
Intrinsic
Value |
|
| Outstanding at December 31, 2022 |
|
|
80,091 |
|
|
$ |
8.63 |
|
|
|
0.8 |
|
|
|
— |
|
| Warrants expired, forfeited, cancelled or exercised |
|
|
(102,947 |
) |
|
$ |
— |
|
|
|
— |
|
|
|
— |
|
| Warrants issued |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
|
— |
|
| Outstanding at December 31, 2023 |
|
|
44,644 |
|
|
$ |
7.70 |
|
|
|
0.7 |
|
|
|
— |
|
| Exercisable at December 31, 2023 |
|
|
44,644 |
|
|
$ |
7.70 |
|
|
|
0.7 |
|
|
|
— |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Outstanding at December 31, 2023 |
|
|
44,644 |
|
|
$ |
7.70 |
|
|
|
0.7 |
|
|
|
— |
|
| Warrants expired, forfeited, cancelled or exercised |
|
|
(344,644 |
) |
|
$ |
— |
|
|
|
— |
|
|
|
— |
|
| Warrants issued |
|
|
300,000 |
|
|
$ |
3.00 |
|
|
|
4.47 |
|
|
|
— |
|
| Outstanding at December 31, 2024 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
|
— |
|
| Exercisable at December 31, 2024 |
|
|
— |
|
|
$ |
— |
|
|
|
— |
|
|
|
— |
|
|