PRIM Institutional Ownership
Who owns Primoris Services Corp and what the big funds did with it last quarter, from every SEC 13F filing. 451 funds reported holding PRIM at Jun 30, 2026, together owning 102.4% of the company.
- ▼242 buying vs 331 selling
- ▼Held by funds -0.9 pts
- ▼Funds holding -62
- ▲Superinvestors: 4 added, 1 cut
- ●Put/call not meaningful
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 451 | 513 | −12.1% |
| In funds' top 10 | 6 | 11 | −45.5% |
| 13F shares | 55.1M | 55.6M | −0.9% |
| Held by funds | 102.4% | 103.3% | −0.9 pts |
| New positions | 111 | 90 | +23.3% |
| Increased | 131 | 168 | −22.0% |
| Reduced | 160 | 188 | −14.9% |
| Sold out | 171 | 65 | +163.1% |
| Calls (shares) | 187K | 135K | +38.9% |
| Puts (shares) | 14K | 50K | −72.4% |
| Put/call ratio | 0.07 | 0.37 | −80.1% |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in PRIM
All superinvestors →
Who owns PRIM
share of fund held shares- Index and passive funds38.1%
- Active managers and hedge funds49.2%
- Banks and brokers9.4%
- Pensions, insurers and other3.3%
The top 10 holders own 47.9% of all PRIM shares that funds reported. Groups are our own grouping of filers by name.
Put/call ratio
funds' options, market makers left outAbove 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.
Filed so far for Q3 2026
118 funds changed their position- J. Safra Sarasin Holding AGTrimmed−340K sh
- DekaBank Deutsche GirozentraleNew+201K sh
- Mackenzie Financial CorpTrimmed−198K sh
- Vontobel Holding Ltd.Added+115K sh
- Raiffeisen Bank International AGTrimmed−100K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 12.70% | 6.8M | $678M | −1.5M |
| 2 | Wellington Management Group LLP | 8.69% | 4.7M | $463M | +2.8M |
| 3 | Vanguard Portfolio Management LLC | 5.80% | 3.1M | $310M | −531K |
| 4 | Vanguard Capital Management LLC | 4.38% | 2.4M | $233M | +20K |
| 5 | First Trust Advisors LP | 4.15% | 2.2M | $222M | −651K |
| 6 | State Street Corp | 3.37% | 1.8M | $180M | −249K |
| 7 | Millennium Management LLC | 2.77% | 1.5M | $148M | +1.1M |
| 8 | Southpoint Capital Advisors LP | 2.60% | 1.4M | $139M | +1.4M |
| 9 | Morgan Stanley | 2.39% | 1.3M | $127M | +729K |
| 10 | Dimensional Fund Advisors LP | 2.20% | 1.2M | $117M | +25K |
- Wellington Management Group LLP+2.8M sh+$277M
- Southpoint Capital Advisors LP+1.4M sh+$139M
- Millennium Management LLC+1.1M sh+$108M
- Point72 Asset Management, L.P.+876K sh+$86.9M
- Nordea Investment Management AB+831K sh+$80.7M
- Morgan Stanley+729K sh+$72.2M
- Norges Bank+517K sh+$51.3M
- Frontier Capital Management Co LLC+469K sh+$46.5M
- Fuller & Thaler Asset Management, Inc.−3M sh−$424M
- BlackRock, Inc.−1.5M sh−$149M
- Artemis Investment Management LLP−880K sh−$126M
- Alliancebernstein L.P.−654K sh−$93.5M
- Congress Asset Management Co−812K sh−$80.5M
- First Trust Advisors LP−651K sh−$64.6M
- Price T Rowe Associates Inc /md/−605K sh−$60M
- Invesco Ltd.−549K sh−$54.4M
PRIM institutional ownership FAQ
Who owns the most PRIM stock?
In Q2 2026 13F filings the largest holder of PRIM was BlackRock, Inc., followed by Wellington Management Group LLP and Vanguard Portfolio Management LLC. Index fund managers are usually the biggest holders of large companies.
What percentage of PRIM is owned by institutions?
Funds that file 13F reports held 102.4% of PRIM's shares at Jun 30, 2026, compared with 103.3% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying PRIM?
In Q2 2026, 242 funds bought PRIM (111 of them new positions) and 331 sold (171 sold out completely). Among well known investors, 4 added and 1 cut. Our fund sentiment for PRIM is bearish.
What is PRIM's institutional put/call ratio?
Funds reported $1.4M of PRIM puts against $18.5M of calls, a put/call ratio of 0.07 (0.37 the quarter before). Market makers and bank trading desks are left out, since their options are mostly hedges.
How current is this PRIM ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.