| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Wagner Patricia K | Director | C/O PRIMORIS SERVICES CORPORATION, 2300 NORTH FIELD STREET, SUITE 1900, DALLAS | /s/ Kenneth M. Dodgen, Attorney-in-Fact | 12 Nov 2025 | 0001663507 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PRIM | Common Stock | Sale | $1,689,455 | -13,491 | -75% | $125.23 | 4,495 | 07 Nov 2025 | By Wagner Family Trust | F1, F2 |
| holding | PRIM | Common Stock | 2,543 | 07 Nov 2025 | Direct |
| Id | Content |
|---|---|
| F1 | These shares were sold in multiple transactions at prices ranging from $125.14 to $125.73 per share, inclusive. The holder undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
| F2 | These shares are owned directly by the Wagner Family Trust dated March 24, 2008 and indirectly by Patricia K. Wagner. |