| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Haire Robert Joseph | EVP, Supply Chain | 1101 SKOKIE BOULEVARD, SUITE 500, NORTHBROOK | /s/ James A. Hart, attorney-in-fact for Robert Haire | 21 May 2025 | 0001976755 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SCL | Common Stock | Tax liability | $8,401 | -162 | -22% | $51.86 | 591 | 01 May 2025 | Direct | |
| holding | SCL | Common Stock | 90 | 01 May 2025 | By ESOP II Trust |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SCL | Restricted Stock Units | Options Exercise | $0 | -550 | -50% | $0.000000 | 550 | 01 May 2025 | Restricted Stock Units | 550 | Direct | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | Each RSU represents a contingent right to receive one share of Stepan Company common stock. |
| F2 | Vest ratably over three years beginning on the date shown. |
| F3 | The Reporting Person's Form 4 filed on May 5, 2025 included incorrect dates for "Date Exercisable" and "Expiration Date." These dates have been corrected herein. |