Primoris Services Corporation (PRIM) ownership: Top institutional holder: BlackRock, Inc. ($1.19B). Insider activity: Net Seller (0 buys, 20 sells). 10 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 8340660.00 | $1.19B | 2026-03-31 |
| VANGUARD GROUP INC | 6479466.00 | $804.36M | 2025-12-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3653916.00 | $522.66M | 2026-03-31 |
| FULLER & THALER ASSET MANAGEMENT, INC. | 2966901.00 | $424.39M | 2026-03-31 |
| FIRST TRUST ADVISORS LP | 2886163.00 | $412.84M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2335748.00 | $334.11M | 2026-03-31 |
| STATE STREET CORP | 2063531.00 | $295.33M | 2026-03-31 |
| WELLINGTON MANAGEMENT GROUP LLP | 1879600.00 | $268.86M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-28 | |
| Sell | null | 2026-05-28 | |
| Sell | null | 2026-05-28 | |
| Sell | null | 2026-05-28 | |
| Sell | null | 2026-05-28 | |
| Sell | null | 2026-05-28 | |
| Sell | null | 2026-05-27 | |
| Sell | null | 2026-05-26 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.