Primoris Services Ownership | Who Owns Primoris Services?
Primoris Services Ownership Summary
Primoris Services is owned by 36.91% institutional investors, 1.17% insiders, and 61.92% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 15.45% of PRIM shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 6.03% of its assets in Primoris Services shares.
PRIM Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Primoris Services | 36.91% | 1.17% | 61.92% |
| Sector | Industrials Stocks | 49.43% | 16.01% | 34.55% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 8.34M | 15.45% | $1.19B |
| Vanguard group | 6.48M | 12.00% | $804.36M |
| Fuller & thaler asset management | 2.97M | 5.49% | $424.39M |
| First trust advisors lp | 2.89M | 5.34% | $412.84M |
| State street | 2.06M | 3.82% | $295.33M |
| Wellington management group llp | 1.88M | 3.48% | $268.86M |
| Geode capital management | 1.46M | 2.70% | $208.33M |
| Invesco | 1.40M | 2.59% | $199.79M |
| Dimensional fund advisors lp | 1.16M | 2.15% | $165.77M |
| American century companies | 1.08M | 2.00% | $154.21M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| West tower group | 26.37K | 11.77% | $3.77M |
| Bolthouse investments | 75.00K | 9.70% | $10.73M |
| Value management | 399.44K | 9.26% | $57.14M |
| Bruni j v & co /co | 437.02K | 6.53% | $62.51M |
| Grandeur peak global advisors | 109.97K | 3.69% | $15.73M |
| A. d. beadell investment counsel | 51.00K | 3.24% | $5.05M |
| Thames capital management | 100.00K | 2.56% | $14.30M |
| Van berkom & associates | 462.58K | 2.19% | $66.17M |
| Rithm capital | 9.90K | 2.10% | $1.42M |
| Lumbard & kellner | 41.50K | 2.06% | $5.94M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| First trust advisors lp | 2.89M | 0.29% | 928.15K |
| Norges bank | 832.68K | 0.01% | 832.68K |
| Vanguard group | 6.48M | 0.01% | 466.19K |
| Millennium management | 400.80K | 0.02% | 399.04K |
| Vanguard fiduciary trust | 372.33K | 0.01% | 372.33K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Artemis investment management llp | - | - | -879.58K |
| Congress asset management co /ma | 5.94K | 0.00% | -812.15K |
| Boston partners | - | - | -420.48K |
| Qube research | 34.51K | 0.01% | -293.13K |
| Encompass capital advisors | - | - | -289.91K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 832.68K | 0.01% | 832.68K | $103.37M |
| Vanguard fiduciary trust | 372.33K | 0.01% | 372.33K | $53.26M |
| Alyeska investment group | 296.81K | 0.12% | 296.81K | $42.46M |
| Ardsley advisory partners lp | 135.00K | 1.39% | 135.00K | $13.38M |
| Wcm investment management | 124.22K | 0.04% | 124.22K | $16.70M |
Sold Out
| Holder | Change |
|---|---|
| Camelot portfolios | -1.00 |
| American capital advisory | -1.00 |
| Corecap advisors | -2.00 |
| Signature resources capital management | -3.00 |
| Vermillion wealth management | -4.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 306 | -37.42% | 19,929,473 | -64.69% | 36 | 0.34% | 151 | -43.23% | 113 | -35.43% |
| Dec 31, 2025 | 381 | -17.89% | 44,289,404 | -12.43% | 81 | 0.93% | 211 | -14.92% | 130 | -21.69% |
| Sep 30, 2025 | 462 | 16.37% | 50,568,656 | -3.65% | 93 | 0.99% | 249 | 16.36% | 164 | 23.31% |
| Jun 30, 2025 | 397 | 6.72% | 52,485,647 | -1.41% | 97 | 0.99% | 214 | -3.60% | 133 | 19.82% |
| Mar 31, 2025 | 372 | 1.36% | 53,236,976 | 4.85% | 98 | 1.11% | 222 | 3.26% | 111 | 1.83% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 3.27M | 6.03% | 480.00 |
| FullerThaler Beh Small-Cap Equity SMA | 2.24M | 4.15% | -24.50K |
| FullerThaler Behavioral Small-Cap Equity | 2.14M | 3.94% | -103.80K |
| FullerThaler Behavioral Sm-Cp Eq R6 | 2.13M | 3.93% | -6.30K |
| Vanguard Total Stock Mkt Idx Inv | 1.64M | 3.02% | 380.00 |
| First Trust RBA Amer Indl RenaisTM ETF | 1.37M | 2.52% | -792.00 |
| iShares Russell 2000 ETF | 1.30M | 2.39% | 12.01K |
| Vanguard Small Cap Index | 1.18M | 2.18% | 441.00 |
| Vanguard Explorer Inv | 972.38K | 1.79% | -30.82K |
| Vanguard Small Cap Value Index Inv | 750.52K | 1.38% | -10.78K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jul 15, 2026 | MCCALLISTER TERRY D | - | Buy | $1.69K |
| May 27, 2026 | Vadlamudi Koti | PRESIDENT & CEO | Buy | $1.00M |
| May 28, 2026 | Perisich John M. | CHIEF LEGAL AND ADMIN OFFICER | Sell | $790.79K |
| May 28, 2026 | Perisich John M. | CHIEF LEGAL AND ADMIN OFFICER | Sell | $1.20M |
| May 28, 2026 | Perisich John M. | CHIEF LEGAL AND ADMIN OFFICER | Sell | $268.22K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q3 | 1 | - |
| 2026 Q2 | 2 | 9 |
| 2026 Q1 | 1 | - |
| 2025 Q4 | 1 | 4 |
| 2025 Q3 | - | 11 |
PRIM Ownership FAQ
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