| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| STEPAN F QUINN JR | Director | 1101 SKOKIE BOULEVARD, SUITE 500, NORTHBROOK | /s/ Stephanie J. Pacitti, Attorney-in-Fact for F. Quinn Stepan, Jr. | 14 Aug 2025 | 0001229289 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SCL | Common Stock | Will/Inheritance | $0 | -20,676 | -13% | $0.000000 | 141,193 | 12 Aug 2025 | By Mother's Estate | F1, F2, F3 |
| transaction | SCL | Common Stock | Will/Inheritance | $0 | +20,676 | +20% | $0.000000 | 126,123 | 12 Aug 2025 | Direct | F1 |
| transaction | SCL | Common Stock | Will/Inheritance | $0 | -2,448 | -1.7% | $0.000000 | 138,745 | 12 Aug 2025 | By Mother's Estate | F2, F3, F4 |
| transaction | SCL | Common Stock | Will/Inheritance | $0 | +2,448 | $0.000000 | 2,448 | 12 Aug 2025 | By Family Trust III | F2, F4 | |
| transaction | SCL | Common Stock | Will/Inheritance | $0 | -138,745 | -100% | $0.000000 | 0 | 12 Aug 2025 | By Mother's Estate | F2, F3 |
| holding | SCL | Common Stock | 159,423 | 12 Aug 2025 | Direct | F5 | |||||
| holding | SCL | Common Stock | 0 | 12 Aug 2025 | By Esop II Trust | ||||||
| holding | SCL | Common Stock | 160,000 | 12 Aug 2025 | By Family LLC | F2 | |||||
| holding | SCL | Common Stock | 87,500 | 12 Aug 2025 | By Family Trust IV | F2 | |||||
| holding | SCL | Common Stock | 100 | 12 Aug 2025 | By Father | F2, F3 | |||||
| holding | SCL | Common Stock | 1,017 | 12 Aug 2025 | By Spouse | ||||||
| holding | SCL | Common Stock | 67 | 12 Aug 2025 | By Father's ESOP | F2, F3 | |||||
| holding | SCL | Common Stock | 19,052 | 12 Aug 2025 | By Family Trust V | F2 | |||||
| holding | SCL | Common Stock | 600 | 12 Aug 2025 | By Family Trust VI | F2, F3 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | SCL | Share Units | 43,167 | 12 Aug 2025 | Common Stock | 43,167 | By Father's Deferred MIP | F2, F3, F6, F7, F8 | ||||||
| holding | SCL | Share Units | 63,405 | 12 Aug 2025 | Common Stock | 63,405 | Direct | F6, F7, F8 |
| Id | Content |
|---|---|
| F1 | On August 12, 2025, the reporting person received 20,676 shares from his mother's estate. |
| F2 | The reporting person disclaims beneficial ownership of these securities, except to extent of any pecuniary interest in the shares. |
| F3 | Shares held by an estate of which the reporting person serves as executor. |
| F4 | On August 12, 2025, the trust received 2,448 shares from the reporting person's mother's estate. |
| F5 | Joint Tenancy with Spouse. |
| F6 | Share Units are acquired under the Management Incentive Plan ("MIP"), a nonqualified deferred compensation plan that allows participants to defer all or a portion of their annual incentive awards. |
| F7 | Share Units convert on a one-for-one basis into Common Stock. |
| F8 | Share Units are generally payable at end of employment, unless otherwise elected. |