PRIM

PRIMORIS SERVICES CORP
USCUSIP 74164F103
Institutional Owners
177
+29 QoQ
13F Value Held
$2.3B
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
0
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)55 adding · 38 trimming
Insider net (180d)+$0
Price history not yet available for PRIM.

Top institutional holders

177 13F filers
#FundPosition valueSharesLast moveAs of
1VANGUARD PORTFOLIO MANAGEMENT LLC
$522.7M
3.65MNewQ1 2026
2FULLER & THALER ASSET MANAGEMENT, INC.
$424.4M
2.97MReducedQ1 2026
3VANGUARD CAPITAL MANAGEMENT LLC
$334.1M
2.34MNewQ1 2026
4STATE STREET CORP
$295.3M
2.06MAddedQ1 2026
5WESTFIELD CAPITAL MANAGEMENT CO LP
$106.3M
743.3KReducedQ1 2026
6Merewether Investment Management, LP
$96.5M
674.8KReducedQ1 2026
7VANGUARD FIDUCIARY TRUST CO
$53.3M
372.3KNewQ1 2026
8JACOBS LEVY EQUITY MANAGEMENT, INC
$47.3M
330.5KReducedQ1 2026
9Alyeska Investment Group, L.P.
$42.5M
296.8KNewQ1 2026
10PUBLIC SECTOR PENSION INVESTMENT BOARD
$40.5M
283.5KReducedQ1 2026
11OBERWEIS ASSET MANAGEMENT INC/
$23.8M
166.1KAddedQ1 2026
12Clark Capital Management Group, Inc.
$19.6M
137.0KAddedQ1 2026
13Bridgewater Associates, LP
$19.5M
136.2KAddedQ1 2026
14Portolan Capital Management, LLC
$18.7M
130.6KAddedQ1 2026
15SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC
$17.6M
123.0KNewQ1 2026
16Aptus Capital Advisors, LLC
$17.5M
122.4KReducedQ1 2026
17CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT
$15.8M
127.0KNewQ4 2025
18SEGALL BRYANT & HAMILL, LLC
$15.3M
106.8KNewQ1 2026
19VOLORIDGE INVESTMENT MANAGEMENT, LLC
$13.7M
95.6KNewQ1 2026
20Dana Investment Advisors, Inc.
$12.7M
88.5KReducedQ1 2026
21Advisors Asset Management, Inc.
$10.6M
73.8KAddedQ1 2026
22PICTON MAHONEY ASSET MANAGEMENT
$10.1M
70.7KAddedQ1 2026
23RENAISSANCE GROUP LLC
$9.5M
66.7KAddedQ1 2026
24Vest Financial, LLC
$9.0M
62.6KAddedQ1 2026
25HEARTLAND ADVISORS INC
$8.6M
60.0KHeldQ1 2026

Fund activity — latest quarter

Opened (NEW)
19
funds
Added
36
funds
Reduced
38
funds
Exited
0
funds

Insider activity (Form 4)

No Form 4 insider transactions on file yet.

Institutional ownership over time

169 funds+168 since Q2 2022
085169Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $1.8B

Funds that own PRIM also own

CompanyCo-held byCombined value
Microsoft CorporationMSFT165 funds$178.3B
Amazon.com, Inc.AMZN161 funds$131.0B
Alphabet, Inc. Cl AGOOGL161 funds$107.9B
Broadcom LtdAVGO161 funds$92.2B
Meta Platforms, Inc.META161 funds$78.9B
Jpmorgan Chase & CoJPM160 funds$56.0B
Apple, Inc.AAPL159 funds$226.5B
Visa Inc. Class AV159 funds$39.2B
Nvidia CorporationNVDA158 funds$258.5B
LPHABET INCGOOG158 funds$79.8B
Mastercard, Inc.MA158 funds$28.7B
Lilly Eli & CoLLY157 funds$48.6B

Ranked by how many of PRIM's institutional holders also hold each name — a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

0 shown

No filings captured for this ticker in the live stream yet.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for PRIM. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.