| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Ziegler Brandon | EVP, CLO, CAO & Corp Secretary | 2900 UNIVERSITY BLVD., AMES | /s/ Brandon E. Ziegler | 03 Feb 2026 | 0001809344 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WK | Class A Common Stock | Tax liability | $680,703 | -8,838 | -8.5% | $77.02 | 94,965 | 01 Feb 2026 | Direct | F1, F2 |
| transaction | WK | Class A Common Stock | Award | $2,590,037 | +33,839 | +36% | $76.54 | 128,804 | 02 Feb 2026 | Direct | F2, F3, F4 |
| 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, and 185 shares purchased by the Reporting Person under the Workiva Inc. Employee Stock Purchase Plan on January 14, 2026. |
| F3 | Grant of restricted stock units pursuant to the 2014 Equity Incentive Plan. |
| F4 | Vests in three equal annual installments commencing on the first anniversary of the grant date. |