| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Ofilos Matthew | Chief Financial Officer | PARSONS CORPORATION, 14291 PARK MEADOW DR., #100, CHANTILLY | /s/ Michael R. Kolloway, as attorney-in-fact | 24 Feb 2026 | 0001936775 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PSN | Common Stock | Award | $0 | +10,472 | +20% | $0.000000 | 62,063 | 20 Feb 2026 | Direct | F1, F2 |
| transaction | PSN | Common Stock | Award | $0 | +31,309 | +50% | $0.000000 | 93,372 | 20 Feb 2026 | Direct | F3 |
| transaction | PSN | Common Stock | Tax liability | $928,626 | -14,171 | -15% | $65.53 | 79,201 | 20 Feb 2026 | Direct | |
| holding | PSN | Common Stock | 1,701 | 20 Feb 2026 | By ESOP |
| Id | Content |
|---|---|
| F1 | Represents an award of restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of common stock. The RSUs will vest in three equal annual installments beginning on March 10, 2027 and have no expiration date. |
| F2 | Includes 289 shares of common stock automatically purchased on behalf of the reporting person pursuant to the terms of the Parsons Employee Stock Purchase Plan. |
| F3 | 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. |