| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Schmanske Mary Vicki | Sector President | 1750 PRESIDENTS STREET, RESTON | /s/ Ramune M. Kligys by PoA of Mary Vicki Schmanske | 2025-12-03 | 0001755309 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | LDOS | Common Stock | Gift | $0 | -5.31K | -7.26% | $0.00 | 67.8K | Dec 2, 2025 | Direct |