| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For HWKN | |||||
| 2025-07-30 | Faulconbridge, James A | Director | Purchased | 628 | $0.00 |
| 2025-07-30 | Schumacher, Mary J. | Director | Purchased | 628 | $0.00 |
| 2025-07-30 | Spethmann, Jeffrey E | Director | Purchased | 628 | $0.00 |
| 2025-07-30 | Tang, Yi | Director | Purchased | 628 | $0.00 |
| 2025-07-30 | Wright, Jeffrey L | Director | Purchased | 628 | $0.00 |
| 2025-07-30 | Thompson, James T | Director | Purchased | 628 | $0.00 |
| 2025-07-30 | Stauber, Daniel J | Director | Purchased | 628 | $0.00 |
| 2025-05-14 | Mangine, David J. | VP-INDUSTRIAL SOLUTIONS GROUP | Purchased | 3553 | $0.00 |
| 2025-05-14 | Jones, Gregory Alan | VP of Food and Health Sciences | Purchased | 3411 | $0.00 |
| 2025-05-14 | Erstad, Richard G | VP, GENERAL COUNSEL & SEC | Purchased | 4442 | $0.00 |
| 2025-05-14 | Grahek, Drew M. | VICE PRESIDENT OF OPERATIONS | Purchased | 5035 | $0.00 |
| 2025-05-14 | Hawkins, Patrick H. | Director, CEO AND PRESIDENT | Purchased | 22114 | $0.00 |
| 2025-05-14 | Rozeboom, Shirley A. | VP HEALTH AND NUTRITION | Purchased | 3553 | $0.00 |
| 2025-05-14 | Oldenkamp, Jeffrey P. | EXECUTIVE VP AND CFO | Purchased | 15757 | $0.00 |
| 2025-05-14 | Lange, Douglas A. | VP - WATER TREATMENT GROUP | Purchased | 3553 | $0.00 |
| 2025-03-31 | Oldenkamp, Jeffrey P. | EXECUTIVE VP AND CFO | Sold | 4209 | $105.92 |
| 2025-03-31 | Lange, Douglas A. | VP - WATER TREATMENT GROUP | Sold | 2575 | $105.92 |
| 2025-03-31 | Mangine, David J. | VP - INDUSTRIAL GROUP | Sold | 2574 | $105.92 |
| 2025-03-31 | Rozeboom, Shirley A. | VP HEALTH AND NUTRITION | Sold | 3152 | $105.92 |
| 2025-03-31 | Grahek, Drew M. | VICE PRESIDENT OF OPERATIONS | Sold | 2951 | $105.92 |
