Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2023-03-31 Tax Withholding |
2023-04-04 4:15 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, GSE Engineering |
2,041 | $0.695 | 63,608 (Direct) |
View |
2022-12-31 Tax Withholding |
2023-01-04 5:06 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
1,709 | $0.72 | 65,649 (Direct) |
View |
2022-09-30 Tax Withholding |
2022-10-04 5:25 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
1,710 | $0.9 | 67,358 (Direct) |
View |
2022-06-30 Tax Withholding |
2022-07-05 4:19 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
2,832 | $1.25 | 69,068 (Direct) |
View |
2022-04-05 Option Award |
2022-04-06 4:53 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
28,360 | $0 | 71,900 (Direct) |
View |
2022-03-31 Tax Withholding |
2022-04-01 4:23 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
1,215 | $2.08 | 43,540 (Direct) |
View |
2021-12-31 Tax Withholding |
2022-01-04 4:17 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
995 | $1.71 | 44,755 (Direct) |
View |
2021-09-30 Tax Withholding |
2021-10-04 4:16 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
1,215 | $1.47 | 45,750 (Direct) |
View |
2021-06-30 Tax Withholding |
2021-07-02 4:19 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
2,429 | $1.79 | 46,965 (Direct) |
View |
2021-06-23 Option Award |
2021-06-25 4:20 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
42,614 | $0 | 49,394 (Direct) |
View |
2021-05-11 Tax Withholding |
2021-05-11 6:28 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs |
1,141 | $1.33 | 6,780 (Direct) |
View |
Ownership |
2021-03-15 6:34 pm |
N/A N/A |
GSE SYSTEMS INC | GVP | Horn Donald President, Engineering Svcs. |
0 | $0 | 7,921 (Direct) |
View |