| Fortson John C.President & CEO, Director · 44 transactions | — | 151.7Kas of Feb 2024 | 186.1K | 2.3K | 18.0K |
| Li David HPresident & CEO, Director · 3 transactions | — | 144.2K | 38.2K | — | — |
| Wilson D MichaelPresident & CEO, Director · 16 transactions | — | 99.4K†as of Feb 2020 | 95.2K | 7.5K | — |
| Woodcock Stuart Edward Jr.EVP, President Perf Materials · 46 transactions | — | 39.3Kas of Feb 2025 | 61.8K | — | 10.4K |
| Fernandez-Moreno Luis MDirector · 14 transactions | — | 37.9K | 50.0K | 5.0K | — |
| Hall Mary DeanEVP, Chief Financial Officer · 28 transactions | — | 37.4K | 36.8K | — | — |
| Platt Phillip JohnSVP, Finance & CAO · 62 transactions | — | 31.6K | 47.8K | 600 | 11.6K |
| Lynch Frederick JDirector · 12 transactions | — | 28.3K | 23.3K | 5.0K | — |
| Blackwell JeanDirector · 1 transaction | — | 24.4K†as of May 2025 | 4.1K | — | — |
| Sansone Daniel FDirector · 19 transactions | — | 23.7K†as of May 2025 | 23.7K | — | — |
| Smith Michael P.EVP, President Perf Chemicals · 25 transactions | — | 21.8Kas of Feb 2022 | 30.4K | 3.0K | 7.9K |
| Blackwell Jean SDirector · 11 transactions | — | 20.3K†as of Apr 2024 | 17.3K | 3.0K | — |
| White Richard Allen JRSVP and Pres, Perf Chemicals · 34 transactions | — | 20.1K | 26.8K | — | 3.1K |
| Narwold Karen GDirector · 13 transactions | — | 18.9K | 18.9K | — | — |
| Gulyas Diane H.Director · 10 transactions | — | 18.5K† | 17.5K | 1.0K | — |
| Fisher Ryan C.SVP, Gen. Counsel & Secretary · 19 transactions | — | 18.2K | 10.8K | — | — |
| Burgeson Katherine PryorEVP,General Counsel, Secretary · 9 transactions | — | 16.3Kas of Feb 2020 | 22.8K | — | 4.4K |
| Cozad StacyEVP, Gen. Counsel & Secretary · 17 transactions | — | 15.1Kas of Feb 2024 | 28.1K | — | — |
| Fitzpatrick J MichaelDirector · 7 transactions | — | 12.9Kas of Apr 2022 | 12.9K | — | — |
| Kelson Richard BInterim President & CEO, Director · 6 transactions | — | 12.4Kas of Apr 2020 | 9.7K | 1.0K | — |
| Wright Benjamin G.Director · 5 transactions | — | 11.9K | 11.9K | — | — |
| Willis J KevinDirector · 11 transactions | — | 11.1K | 11.1K | — | — |
| Hoechner Bruce D.Director · 5 transactions | — | 10.7K | 10.7K | — | — |
| Ripple Erik SpencerChief Growth and Innovation Of · 5 transactions | — | 10.6Kas of Feb 2023 | 1.4K | — | 856 |
| Clontz Clarence Reid Jr.SVP, Operations · 7 transactions | — | 9.6K | 2.5K | — | — |
| Stunyo ChristineSVP, Chief HR Officer · 4 transactions | — | 8.7Kas of Feb 2024 | 10.4K | — | — |
| Segal Francis DavidDirector · 7 transactions | — | 8.3K | 8.3K | — | — |
| Dyer Terrance MSVP, Chief HR Officer · 6 transactions | — | 7.4K | 8.2K | — | 496 |
| Slocum William JDirector · 7 transactions | — | 5.0Kas of Sep 2023 | 5.0K | — | — |
| Castillo RuthSVP and Pres, Perf Materials · 1 transaction | — | 3.7K | 3.7K | — | — |
| Hulme Steven PaulSVP and Pres, APT · 13 transactions | — | 3.3Kas of Feb 2025 | 4.3K | — | — |
| Cotterman Ryan JosephVP, Chief Accounting Officer · 1 transaction | — | 2.1K | 2.1K | — | — |
| Shukov Michael N.SVP and Pres, APT · 1 transaction | — | 1.4K | 1.4K | — | — |
| WestRock Co10% owner · 1 transaction | — | 0as of May 2016 | — | — | — |