| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Kramer Robert Charles | General Manager, Director | C/O APPIAN CORPORATION, 7950 JONES BRANCH DRIVE, MCLEAN | /s/ Angela Patterson, Attorney-in-Fact | 03 Mar 2026 | 0001707249 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | APPN | Class A Common Stock | Options Exercise | $0 | +3,770 | +1.2% | $0.000000 | 315,152 | 03 Mar 2026 | Direct | F1 |
| transaction | APPN | Class A Common Stock | Tax liability | $33,218 | -1,215 | -0.39% | $27.34 | 313,937 | 03 Mar 2026 | Direct | |
| holding | APPN | Class A Common Stock | 9,120 | 03 Mar 2026 | See Footnote | F2 | |||||
| holding | APPN | Class A Common Stock | 150,000 | 03 Mar 2026 | See Footnote | F3 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | APPN | Restricted Stock Unit | Options Exercise | $0 | -3,770 | -100% | $0.000000 | 0 | 03 Mar 2026 | Class A Common Stock | 3,770 | Direct | F4, F5 |
| Id | Content |
|---|---|
| F1 | Each Restricted Stock Unit ("RSU") converts into Class A Common Stock on a one-for-one basis. |
| F2 | The reported securities are owned directly by The Robert C. Kramer Trust (the "Trust"). The Reporting Person is the sole trustee and beneficiary of the Trust. |
| F3 | The reported securities are owned by an irrevocable family trust (the "2023 Trust"), of which immediate family members are the trustee and beneficiary. |
| F4 | Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock (or its cash equivalent, at the discretion of the Issuer). |
| F5 | The RSUs were granted on February 26, 2026, and vested immediately. |