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Primoris Services
PRIM

450 hedge funds and large institutions have $6.94B invested in Primoris Services in 2025 Q3 according to their latest regulatory filings, with 112 funds opening new positions, 136 increasing their positions, 164 reducing their positions, and 43 closing their positions.

New
Increased
Maintained
Reduced
Closed

166% more call options, than puts

Call options by funds: $39.6M | Put options by funds: $14.9M

160% more first-time investments, than exits

New positions opened: 112 | Existing positions closed: 43

70% more capital invested

Capital invested by funds: $4.1B → $6.94B (+$2.85B)

60% more funds holding in top 10

Funds holding in top 10: 10 → 16 (+6)

16% more funds holding

Funds holding: 387 → 450 (+63)

3.59% less ownership

Funds ownership: 97.22% → 93.62% (-3.6%)

17% less repeat investments, than reductions

Existing positions increased: 136 | Existing positions reduced: 164

Holders
450
Holders Change
+63
Holders Change %
+16.28%
% of All Funds
5.91%
Holding in Top 10
16
Holding in Top 10 Change
+6
Holding in Top 10 Change %
+60%
% of All Funds
0.21%
New
112
Increased
136
Reduced
164
Closed
43
Calls
$39.6M
Puts
$14.9M
Net Calls
+$24.7M
Net Calls Change
+$16.1M

Top Buyers

1
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management
California
+$82.9M
2
American Century Companies
American Century Companies
Missouri
+$44.9M
3
Wellington Management Group
Wellington Management Group
Massachusetts
+$41.1M
4
HAI
Hennessy Advisors Inc
California
+$39.1M
5
Mackenzie Financial
Mackenzie Financial
Ontario, Canada
+$37.4M

Top Sellers

1
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$129M
2
BlackRock
BlackRock
New York
-$72.2M
3
AllianceBernstein
AllianceBernstein
Tennessee
-$46.2M
4
Verition Fund Management
Verition Fund Management
Connecticut
-$36.8M
5
VBA
Van Berkom & Associates
Quebec, Canada
-$36.7M
Name Holding Trade Value Shares
Change 		Change in
Stake
HSBC Holdings
251
HSBC Holdings
United Kingdom
$910K -$1.21M -11,300 -63%
TWC
252
TD Waterhouse Canada
Ontario, Canada
$892K +$497K +4,626 New
PWM
253
Prosperity Wealth Management
California
$872K +$29.5K +275 +5%
BBA
254
Baader Bank Aktiengesellschaft
Germany
$849K +$669K +6,233 New
HighTower Advisors
255
HighTower Advisors
Illinois
$834K +$73.6K +685 +13%
PCM
256
Polymer Capital Management
New York
$827K +$647K +6,023 New
VI
257
Versor Investments
New York
$802K -$1.97M -18,328 -76%
First Manhattan
258
First Manhattan
New York
$797K – – –
CBU
259
CIBC Bancorp USA
Illinois
$793K +$620K +5,772 New
ATPW
260
Ashton Thomas Private Wealth
Arizona
$785K +$248K +2,312 +68%
Capstone Investment Advisors
261
Capstone Investment Advisors
New York
$780K +$610K +5,677 New
SFI
262
Susquehanna Fundamental Investments
Pennsylvania
$766K +$282K +2,626 +89%
JG
263
Jain Global
New York
$755K -$108K -1,009 -16%
QCM
264
Quantinno Capital Management
New York
$729K +$202K +1,879 +55%
Grantham, Mayo, Van Otterloo & Co (GMO)
265
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$723K +$243K +2,259 +75%
BEI
266
Benjamin Edwards Inc
Missouri
$722K +$61.4K +572 +12%
SCM
267
Sterling Capital Management
North Carolina
$719K +$15.8K +147 +3%
X
268
Xponance
Pennsylvania
$712K -$126K -1,169 -18%
SA
269
Sanctuary Advisors
Indiana
$705K -$67.3K -627 -11%
PCMI
270
Paradigm Capital Management Inc
New York
$687K – – –
Lido Advisors
271
Lido Advisors
California
$681K -$61.7K -575 -10%
New York State Teachers Retirement System (NYSTRS)
272
New York State Teachers Retirement System (NYSTRS)
New York
$671K – – –
Corient Private Wealth
273
Corient Private Wealth
Florida
$660K +$516K +4,807 New
Public Employees Retirement Association of Colorado
274
Public Employees Retirement Association of Colorado
Colorado
$652K +$510K +4,750 New
DJYG
275
David J. Yvars Group
Florida
$648K +$506K +4,715 New
9 10
11
12 13

PRIM Hedge Fund Activity: Q3 2025 in Review

450 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Primoris Services (PRIM) for Q3 2025, worth a combined $6.94B — up 70% from $4.1B a quarter earlier.

Buyers outnumbered sellers: 112 funds opened new PRIM positions and 43 closed out — a net gain of 69 holders — while 136 added to existing stakes and 164 trimmed.

The largest buyer was Fuller & Thaler Asset Management, adding an estimated $82.9M. The largest seller was Dimensional Fund Advisors, cutting an estimated $129M.

  • 450 institutional investors held Primoris Services (PRIM) as of Q3 2025, up from 387 in Q2 2025.
  • Funds reported $6.94B of Primoris Services stock for Q3 2025, up 70% quarter-over-quarter.
  • 112 funds opened new Primoris Services positions in Q3 2025 and 43 closed out, a net change of +69 holders.
  • The largest Primoris Services buyer in Q3 2025 was Fuller & Thaler Asset Management, an estimated $82.9M added.
  • The largest Primoris Services seller in Q3 2025 was Dimensional Fund Advisors, an estimated $129M sold.

Based on aggregated 13F filings for Q3 2025.