| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hartnett John R. | Director | 600 EAST SECOND ST., MUSCATINE | /s/ Steven M. Bradford; by Power of Attorney | 14 Aug 2025 | 0001550096 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | HNI | Common Stock | Award | $12,982 | +291 | +0.72% | $44.61 | 40,958 | 12 Aug 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | These shares were acquired under the Corporation's 2017 Plan for Non-Employee Directors in lieu of quarterly board retainer fees of $12,981.51. |