| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Klindt Jill | EVP, CFO & Treasurer | 2900 UNIVERSITY BOULEVARD, AMES | /s/ Brandon E. Ziegler as attorney-in-fact for Jill E. Klindt | 13 May 2025 | 0001626102 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WK | Class A Common Stock | Gift | $0 | -3,700 | -3.1% | $0.000000 | 115,354 | 09 May 2025 | Direct |