| Date | Name | Shares | Transaction | Value |
|
May 6, 2026
| Robert J. Haire EVP, Supply Chain |
4,510
| Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 Non-derivative transaction at $50.33 per share |
226,988.30
|
|
May 6, 2026
| Robert J. Haire EVP, Supply Chain |
N/A
| Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 |
0.00
|
|
May 6, 2026
| Robert J. Haire EVP, Supply Chain |
3,960
| Payment of exercise price or tax liability by delivering/withholding secs incident to the receipt/exercise/vesting pursuant to Rule 16b-3 Non-derivative transaction at $50.33 per share |
199,306.80
|
|
Apr 16, 2026
| Robin Joseph Weitkamp VP and GM Surfactants-INT |
1,429
| Grant, award or other acq pursuant to Rule 16b-3(d) |
0.00
|
|
Apr 16, 2026
| Robin Joseph Weitkamp VP and GM Surfactants-INT |
2,859
| Grant, award or other acq pursuant to Rule 16b-3(d) |
0.00
|
|
Apr 16, 2026
| Robin Joseph Weitkamp VP and GM Surfactants-INT |
4,030
| Grant, award or other acq pursuant to Rule 16b-3(d) |
0.00
|
|
Apr 16, 2026
| Afonso Adriano Jose Galimberti VP and GM Surfactants NA |
2,621
| Grant, award or other acq pursuant to Rule 16b-3(d) |
0.00
|
|
Apr 16, 2026
| Afonso Adriano Jose Galimberti VP and GM Surfactants NA |
1,310
| Grant, award or other acq pursuant to Rule 16b-3(d) |
0.00
|
|
Apr 16, 2026
| Afonso Adriano Jose Galimberti VP and GM Surfactants NA |
3,694
| Grant, award or other acq pursuant to Rule 16b-3(d) |
0.00
|
|
Feb 20, 2026
| Sean T. Moriarty VP & GM Surfactants |
14,303
| Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 Non-derivative transaction at $66.39 per share |
949,576.17
|
|
Feb 20, 2026
| Richard Finn Stepan V.P. and Gen l. Mgr., Polymers |
N/A
| Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 |
0.00
|
|
Feb 20, 2026
| Richard Finn Stepan V.P. and Gen l. Mgr., Polymers |
241,339
| Payment of exercise price or tax liability by delivering/withholding secs incident to the receipt/exercise/vesting pursuant to Rule 16b-3 Non-derivative transaction at $66.39 per share |
16,022,496.21
|
|
Feb 20, 2026
| Richard Finn Stepan V.P. and Gen l. Mgr., Polymers |
241,457
| Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 Non-derivative transaction at $66.39 per share |
16,030,330.23
|
|
Feb 20, 2026
| Luis E. Rojo President & CEO; Director |
15,641
| Payment of exercise price or tax liability by delivering/withholding secs incident to the receipt/exercise/vesting pursuant to Rule 16b-3 Non-derivative transaction at $66.39 per share |
1,038,405.99
|
|
Feb 20, 2026
| Luis E. Rojo President & CEO; Director |
15,878
| Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 Non-derivative transaction at $66.39 per share |
1,054,140.42
|
|
Feb 20, 2026
| Sean T. Moriarty VP & GM Surfactants |
N/A
| Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 |
0.00
|
|
Feb 20, 2026
| Sean T. Moriarty VP & GM Surfactants |
14,145
| Payment of exercise price or tax liability by delivering/withholding secs incident to the receipt/exercise/vesting pursuant to Rule 16b-3 Non-derivative transaction at $66.39 per share |
939,086.55
|
|
Feb 20, 2026
| F. Quinn Stepan Director |
78,398
| Grant, award or other acq pursuant to Rule 16b-3(d) |
0.00
|
|
Feb 20, 2026
| F. Quinn Stepan Director |
N/A
| Bona fide gift |
0.00
|
|
Feb 20, 2026
| F. Quinn Stepan Director |
N/A
| Grant, award or other acq pursuant to Rule 16b-3(d) Non-derivative transaction at $70.32 per share |
0.00
|