| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| ALLEN WILLIAM B JR | EXECUTIVE VICE PRESIDENT | 1999 BRYAN STREET, SUITE 3500, DALLAS | Priya Howell - Attorney-in-Fact for William B. Allen, Jr. | 17 Nov 2025 | 0001271016 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | J | Common Stock | Tax liability | -$13.3K | -87 | -0.3% | $153.20 | 29.2K | 13 Nov 2025 | Direct | F1 |
| transaction | J | Common Stock | Tax liability | -$33.5K | -217 | -0.74% | $154.41 | 29K | 14 Nov 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents number of shares of Jacobs common stock tendered for tax withholding upon vesting of restricted stock units pursuant to the Company's Stock Incentive Plan. |