| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 11, 2026 | Weitkamp Robin Joseph | VP and GM Surfactants-INT | M | 90 | $0.0000 | $0.00 |
| May 11, 2026 | Weitkamp Robin Joseph | VP and GM Surfactants-INT | F | 50 | $52.5800 | $2.63K |
| May 11, 2026 | Weitkamp Robin Joseph | VP and GM Surfactants-INT | M | 90 | $52.5800 | $4.73K |
| May 8, 2026 | Burgess Lorinda | Director | A | 2,566 | $52.6100 | $135.00K |
| May 8, 2026 | Delgado Joaquin | Director | A | 2,566 | $52.6100 | $135.00K |
| May 8, 2026 | Dearth Randall S. | Director | A | 2,566 | $52.6100 | $135.00K |
| May 8, 2026 | Lewis Susan | Director | A | 2,566 | $52.6100 | $135.00K |
| May 8, 2026 | REED JAN STERN | Director | A | 2,566 | $52.6100 | $135.00K |
| May 8, 2026 | STEPAN F QUINN JR | Director | A | 2,566 | $52.6100 | $135.00K |
| May 8, 2026 | Painter Corning F. | Director | A | 2,566 | $52.6100 | $135.00K |
| May 1, 2026 | Haire Robert Joseph | EVP, Supply Chain | M | 550 | $0.0000 | $0.00 |
| May 1, 2026 | Haire Robert Joseph | EVP, Supply Chain | F | 162 | $50.3300 | $8.15K |
| May 1, 2026 | Haire Robert Joseph | EVP, Supply Chain | M | 550 | $50.3300 | $27.68K |
| Apr 13, 2026 | Weitkamp Robin Joseph | VP and GM Surfactants-INT | A | 1,429 | $0.0000 | $0.00 |
| Apr 13, 2026 | Weitkamp Robin Joseph | VP and GM Surfactants-INT | A | 4,030 | $0.0000 | $0.00 |
| Apr 13, 2026 | Weitkamp Robin Joseph | VP and GM Surfactants-INT | A | 2,859 | $0.0000 | $0.00 |
| Apr 13, 2026 | Galimberti Afonso Adriano Jose | VP and GM Surfactants NA | A | 3,694 | $0.0000 | $0.00 |
| Apr 13, 2026 | Galimberti Afonso Adriano Jose | VP and GM Surfactants NA | A | 2,621 | $0.0000 | $0.00 |
| Apr 13, 2026 | Galimberti Afonso Adriano Jose | VP and GM Surfactants NA | A | 1,310 | $0.0000 | $0.00 |
| Mar 4, 2026 | Moriarty Sean Thomas | VP & GM Surfactants | M | 571 | $0.0000 | $0.00 |
| Mar 4, 2026 | Moriarty Sean Thomas | VP & GM Surfactants | M | 571 | $49.6150 | $28.33K |
| Mar 4, 2026 | Moriarty Sean Thomas | VP & GM Surfactants | F | 166 | $49.6150 | $8.24K |
| Mar 4, 2026 | Haire Robert Joseph | EVP, Supply Chain | M | 571 | $0.0000 | $0.00 |
| Mar 4, 2026 | Haire Robert Joseph | EVP, Supply Chain | F | 168 | $49.6150 | $8.34K |
| Mar 4, 2026 | Haire Robert Joseph | EVP, Supply Chain | M | 571 | $49.6150 | $28.33K |
| Mar 4, 2026 | Rojo Luis | President & CEO | M | 857 | $0.0000 | $0.00 |
| Mar 4, 2026 | Rojo Luis | President & CEO | F | 252 | $49.6150 | $12.50K |
| Mar 4, 2026 | Rojo Luis | President & CEO | M | 857 | $49.6150 | $42.52K |
| Mar 4, 2026 | Stepan Richard Finn | V.P. and Gen'l. Mgr., Polymers | M | 429 | $0.0000 | $0.00 |
| Mar 4, 2026 | Stepan Richard Finn | V.P. and Gen'l. Mgr., Polymers | M | 429 | $49.6150 | $21.28K |
| Mar 4, 2026 | Stepan Richard Finn | V.P. and Gen'l. Mgr., Polymers | F | 149 | $49.6150 | $7.39K |
| Mar 3, 2026 | Moriarty Sean Thomas | VP & GM Surfactants | M | 1,670 | $0.0000 | $0.00 |
| Mar 3, 2026 | Moriarty Sean Thomas | VP & GM Surfactants | M | 1,670 | $48.9850 | $81.80K |
| Mar 3, 2026 | Moriarty Sean Thomas | VP & GM Surfactants | F | 570 | $48.9850 | $27.92K |
| Mar 3, 2026 | Haire Robert Joseph | EVP, Supply Chain | M | 1,670 | $0.0000 | $0.00 |
| Mar 3, 2026 | Haire Robert Joseph | EVP, Supply Chain | F | 490 | $48.9850 | $24.00K |
| Mar 3, 2026 | Haire Robert Joseph | EVP, Supply Chain | M | 1,670 | $48.9850 | $81.80K |
| Mar 3, 2026 | Rojo Luis | President & CEO | M | 4,455 | $0.0000 | $0.00 |
| Mar 3, 2026 | Rojo Luis | President & CEO | F | 1,306 | $48.9850 | $63.97K |
| Mar 3, 2026 | Rojo Luis | President & CEO | M | 4,455 | $48.9850 | $218.23K |
| Mar 3, 2026 | Stepan Richard Finn | V.P. and Gen'l. Mgr., Polymers | M | 1,253 | $0.0000 | $0.00 |
| Mar 3, 2026 | Stepan Richard Finn | V.P. and Gen'l. Mgr., Polymers | M | 1,253 | $48.9850 | $61.38K |
| Mar 3, 2026 | Stepan Richard Finn | V.P. and Gen'l. Mgr., Polymers | F | 434 | $48.9850 | $21.26K |
| Mar 2, 2026 | Rojo Luis | President & CEO | A | 57,241 | $0.0000 | $0.00 |
| Mar 2, 2026 | Rojo Luis | President & CEO | A | 39,952 | $0.0000 | $0.00 |
| Mar 2, 2026 | Rojo Luis | President & CEO | A | 19,976 | $0.0000 | $0.00 |
| Mar 2, 2026 | Velasquez Ruben Dario | VP and Chief Financial Officer | A | 8,586 | $0.0000 | $0.00 |
| Mar 2, 2026 | Velasquez Ruben Dario | VP and Chief Financial Officer | A | 2,996 | $0.0000 | $0.00 |
| Mar 2, 2026 | Velasquez Ruben Dario | VP and Chief Financial Officer | A | 5,993 | $0.0000 | $0.00 |
| Mar 2, 2026 | Stepan Richard Finn | V.P. and Gen'l. Mgr., Polymers | A | 4,994 | $0.0000 | $0.00 |