| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Swain Junko | SVP, Chief Accounting Officer | 2900 UNIVERSITY BOULEVARD, AMES | /s/ Brandon E. Ziegler as attorney-in-fact for Junko Swain | 2025-09-03 | 0001990482 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WK | Class A Common Stock | Tax liability | -$172K | -2.09K | -7.82% | $82.24 | 24.7K | Sep 2, 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Shares delivered to the issuer for the payment of withholding taxes due upon the vesting of restricted stock units previously granted. |
| F2 | Includes 109 shares purchased by the Reporting Person under the Workiva Inc. Employee Stock Purchase Plan on July 14, 2025. |