| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Fisher Melissa B | Director | C/O TERADATA CORPORATION, 17095 VIA DEL CAMPO, SAN DIEGO | /s/ Juliet C. Shadoan, Attorney-in-Fact for Melissa B. Fisher | 10 Mar 2026 | 0001570337 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | TDC | Common Stock | 0 | 01 Mar 2026 | Direct |