| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Rojo Luis | President & CEO, Director | 1101 SKOKIE BOULEVARD, SUITE 500, NORTHBROOK | /s/ James A. Hart, Attorney-in-Fact for Luis Rojo | 05 Jan 2026 | 0001738439 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SCL | Common Stock | Options Exercise | $198,355 | +4,202 | +38% | $47.20 | 15,195 | 31 Dec 2025 | Direct | F1 |
| holding | SCL | Common Stock | 512 | 31 Dec 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 | -4,202 | -33% | $0.000000 | 8,407 | 31 Dec 2025 | Restricted Stock Units | 4,202 | Direct | F1, F2, F3 | |
| transaction | SCL | Restricted Stock Units | Tax liability | $58,157 | -1,232 | -15% | $47.20 | 7,175 | 31 Dec 2025 | Restricted Stock Units | 1,232 | Direct | F2, F3, F4 |
| Id | Content |
|---|---|
| F1 | The restricted stock units ("RSUs") were settled in shares of common stock per the terms of the award. |
| F2 | Each RSU represents a contingent right to receive one share of Stepan Company common stock. |
| F3 | Vests ratably over three years beginning on the date shown. |
| F4 | Withholding of shares to satisfy tax liability on the vesting of RSUs. |