| Date | Issuer | Type | Security | Price | Units | Value | |
|---|---|---|---|---|---|---|---|
| GSE Systems Inc. Chief Financial Officer | F | Common Stock | |||||
| GSE Systems Inc. Chief Financial Officer | M | Common Stock | |||||
| GSE Systems Inc. Chief Financial Officer | M | Performance Rights | |||||
| GSE Systems Inc. Chief Financial Officer | F | Common Stock | |||||
| GSE Systems Inc. Chief Financial Officer | M | Common Stock |