| Hurlbutt James EV.P. & Chief Financial Officer · 154 transactions | — | 1.21M†as of Mar 2013 | 72.6K | 2.2K | 76.5K |
| Stepan F QuinnDirector · 236 transactions | — | 1.21M†as of Feb 2019 | 506.8K | — | 233.3K |
| Stepan F Quinn JrDirector · 468 transactions | — | 888.3K† | 949.4K | — | 301.1K |
| Stepan Richard FinnV.P. and Gen'l. Mgr., Polymers · 85 transactions | — | 767.8K† | 9.6K | — | 1.5K |
| Beamer Scott DVP & Chief Financial Officer · 16 transactions | — | 419.4K†as of Mar 2017 | 4.9K | 5.2K | — |
| Stepan Paul HFormer Director · 4 transactions | — | 274.0K†as of May 2006 | 1.6K | — | 1.0K |
| Pacholec FrankVice President, Strategy · 311 transactions | — | 79.3K†as of Dec 2019 | 79.0K | 4.4K | 82.5K |
| Servatius GregoryVP of Human Resources · 216 transactions | — | 52.7K†as of Jun 2018 | 96.2K | 234.61 | 81.3K |
| Wood Robert JohnV.P. & General Manager · 151 transactions | — | 45.7K†as of Apr 2014 | 116.7K | — | 110.4K |
| Behrens Scott R.President & CEO, Director · 149 transactions | — | 38.7K†as of Mar 2024 | 98.3K | 500 | 39.2K |
| Mason Scott CVice President, Supply Chain · 20 transactions | — | 36.7K†as of Mar 2017 | 24.6K | 8.6K | 15.4K |
| Mergner Arthur WExec VP · 77 transactions | — | 31.8K†as of May 2023 | 84.3K | — | 40.2K |
| Moriarty Sean ThomasVP & GM Surfactants · 67 transactions | — | 20.4K† | 42.9K | — | 9.2K |
| Rojo LuisPresident & CEO, Director · 63 transactions | — | 20.2K† | 32.8K | 2.9K | 7.0K |
| Delgado JoaquinDirector · 16 transactions | — | 18.6K | 20.7K | — | — |
| Stefaniak DebraVP, Business Enablement · 48 transactions | — | 18.5K†as of Feb 2023 | 14.9K | 1.5K | 7.8K |
| Lawton Gregory EDirector · 28 transactions | — | 17.0Kas of Apr 2023 | 18.0K | 1.6K | 9.0K |
| Dearth Randall S.Director · 29 transactions | — | 16.7K | 20.3K | — | 590 |
| Reed Jan SternDirector · 12 transactions | — | 16.5K | 15.5K | 1.0K | — |
| Boyce Michael RossDirector · 14 transactions | — | 15.3Kas of Apr 2021 | 12.6K | 2.5K | 872 |
| Wynn H EdwardVP, Gen'l Counsel & Secretary · 130 transactions | — | 15.0K†as of Dec 2014 | 30.2K | 1.8K | 23.2K |
| Eaken Matthew JohnVP & Interim CFO · 3 transactions | — | 12.7K†as of Mar 2018 | 1.6K | — | — |
| Slone Robert VictorVP Chief Tech & Sustainability · 30 transactions | — | 12.3K†as of Jan 2019 | 21.4K | — | 4.3K |
| Kabbes DavidVP GC & Secretary · 25 transactions | — | 12.2K†as of Mar 2025 | 11.0K | 4.1K | — |
| Stepan CoVice President R&D · 10 transactions | — | 12.2Kas of Sep 2008 | 2.0K | 129.76 | 2.0K |
| Venegoni John VVP/GM Surfactants · 192 transactions | — | 12.0K†as of Jun 2014 | 155.6K | — | 153.0K |
| Wehmer Edward JDirector · 31 transactions | — | 11.9K†as of Apr 2025 | 11.8K | 1.7K | 7.6K |
| Grojean Thomas FDirector · 6 transactions | — | 10.1Kas of Apr 2010 | 3.5K | 4.45 | 1.8K |
| Keiper Jason ScottVP & Chief Tech & Sust Officer · 23 transactions | — | 8.2K†as of Mar 2025 | 6.1K | 2.3K | — |
| Hale Jennifer AnsbroVP, Gen'l Counsel & Sec'y · 7 transactions | — | 7.7K†as of Feb 2018 | 8.3K | 1.4K | 2.0K |
| Catlett Janet AnneVP, CHRO · 31 transactions | — | 7.4K†as of Feb 2023 | 9.5K | 7.58 | 1.0K |
| Potter Robert GDirector · 16 transactions | — | 7.3Kas of Aug 2008 | 8.4K | — | 2.8K |
| Lewis SusanDirector · 4 transactions | — | 7.0K | 6.5K | 500 | — |
| Burgess LorindaDirector · 4 transactions | — | 5.9K | 5.9K | — | — |
| Cadieux Robert DDirector · 3 transactions | — | 5.8Kas of Mar 2008 | 1.6K | — | — |
| Zoglio Anthony JVice President - Supply Chain · 122 transactions | — | 5.7Kas of Nov 2009 | 73.6K | — | 77.3K |
| Painter Corning F.Director · 2 transactions | — | 5.0K | 5.0K | — | — |
| Haire Robert JosephEVP, Supply Chain · 15 transactions | — | 4.1K† | 5.9K | — | — |
| Hinrichsen Samuel SVP & Interim CFO · 9 transactions | — | 1.6K†as of Mar 2025 | 373.92 | — | — |
| Hendrickson Gary EDirector · 3 transactions | — | 422as of Jul 2011 | 1.1K | — | 692 |
| Purnell SharonVP & CHRO · 4 transactions | — | 272.21†as of Mar 2025 | 353.14 | — | — |
| Weitkamp Robin JosephVP and GM Surfactants-INT · 2 transactions | — | 186.9† | 90 | — | — |
| Velasquez Ruben DarioVP and Chief Financial Officer · 1 transaction | — | 35.6 | 35.6 | — | — |
| Lisle Shawn GVP GC & Secretary · 1 transaction | — | 25.54 | 25.54 | — | — |
| Barry Andrea JeanVP & CHRO · 1 transaction | — | 16.46 | 16.46 | — | — |