| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Balaguer Susan M. | Chief Human Resources Officer | PARSONS CORPORATION, 14291 PARK MEADOW DR., #100, CHANTILLY | /s/ Michael R. Kolloway, as attorney-in-fact | 24 Feb 2026 | 0001672832 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PSN | Common Stock | Award | $0 | +12,636 | +40% | $0.000000 | 44,500 | 20 Feb 2026 | Direct | F1 |
| transaction | PSN | Common Stock | Tax liability | $385,382 | -5,881 | -13% | $65.53 | 38,619 | 20 Feb 2026 | Direct | |
| holding | PSN | Common Stock | 1,701 | 20 Feb 2026 | By ESOP |
| Id | Content |
|---|---|
| F1 | The reporting person was previously granted an award of performance stock units (PSUs), which vest in the form of common stock based upon the Issuer's performance against certain strategic objective goals. On February 20, 2026, the Compensation Committee of the Issuer's Board of Directors determined that the strategic objective goals had been met, resulting in the vesting of these shares. |