| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For KWR | |||||
| 2025-10-15 | Frodl, Andre | VP, R&D-Metals & Metalworking | Purchased | 61 | $0.00 |
| 2025-10-15 | Johnson, Christine Procopio | SVP, CTO | Purchased | 913 | $0.00 |
| 2025-08-15 | Ransley, Anna | SVP, CDIO | Sold | 372 | $135.40 |
| 2025-06-01 | Foufopoulos, - De Ridder Lucrece | Director | Purchased | 1198 | $0.00 |
| 2025-06-01 | Bakhshi, Nandita | Director | Purchased | 1198 | $0.00 |
| 2025-06-01 | Barry, Michael F | Director | Purchased | 1198 | $0.00 |
| 2025-06-01 | Bakhshi, Nandita | Director | Purchased | 551 | $108.84 |
| 2025-06-01 | West, Fay | Director | Purchased | 1198 | $0.00 |
| 2025-06-01 | Foufopoulos, - De Ridder Lucrece | Director | Purchased | 551 | $108.84 |
| 2025-06-01 | Douglas, Mark | Director | Purchased | 1198 | $0.00 |
| 2025-06-01 | Shaller, Russell | Director | Purchased | 1198 | $0.00 |
| 2025-06-01 | Frisby, Jeffry D | Director | Purchased | 1198 | $0.00 |
| 2025-06-01 | Henry, Charlotte C. | Director | Purchased | 1198 | $0.00 |
| 2025-06-01 | Hinduja, Sanjay | Director | Purchased | 1198 | $0.00 |
| 2025-06-01 | Shaller, Russell | Director | Purchased | 551 | $108.84 |
| 2025-06-01 | Osborne, William H | Director | Purchased | 1198 | $0.00 |
| 2025-05-31 | Douglas, Mark | Director | Sold | 716 | $0.00 |
| 2025-05-31 | Douglas, Mark | Director | Purchased | 9 | $0.00 |
| 2025-05-31 | Douglas, Mark | Director | Purchased | 716 | $0.00 |
| 2025-05-31 | Foufopoulos, - De Ridder Lucrece | Director | Sold | 6 | $0.00 |