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Matrix Service

143 hedge funds and large institutions have $312M invested in Matrix Service in 2025 Q3 according to their latest regulatory filings, with 31 funds opening new positions, 54 increasing their positions, 39 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed

158% more first-time investments, than exits

New positions opened: 31 | Existing positions closed: 12

136% more call options, than puts

Call options by funds: $1.09M | Put options by funds: $461K

38% more repeat investments, than reductions

Existing positions increased: 54 | Existing positions reduced: 39

15% more funds holding

Funds holding: 124143 (+19)

4% less capital invested

Capital invested by funds: $326M → $312M (-$14.1M)

1.03% less ownership

Funds ownership: 87.47%86.45% (-1%)

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

Holders
143
Holders Change
+19
Holders Change %
+15.32%
% of All Funds
1.88%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
31
Increased
54
Reduced
39
Closed
12
Calls
$1.09M
Puts
$461K
Net Calls
+$625K
Net Calls Change
-$1.61M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$43.2M +$401K +28,216 +0.9%
Vanguard Group
2
Vanguard Group
Pennsylvania
$19.9M +$866K +60,955 +4%
NIM
3
Needham Investment Management
New York
$18.8M +$213K +15,000 +1%
WCM
4
Westerly Capital Management
California
$14.4M +$3.98M +280,000 +34%
GJL
5
Gendell Jeffrey L
$12.4M +$4.72M +332,065 +54%
HP
6
Harvey Partners
New York
$11.1M -$5.25M -369,381 -30%
Dimensional Fund Advisors
7
Dimensional Fund Advisors
Texas
$10.6M -$1.19M -83,525 -9%
American Century Companies
8
American Century Companies
Missouri
$10.3M +$1.67M +117,523 +18%
FWSM
9
First Wilshire Securities Management
California
$9.06M -$2.96M -208,131 -23%
Geode Capital Management
10
Geode Capital Management
Massachusetts
$8.43M +$346K +24,337 +4%
ACM
11
Azarias Capital Management
Pennsylvania
$8.3M +$101K +7,077 +1%
Millennium Management
12
Millennium Management
New York
$8.25M +$2.84M +200,189 +47%
First Eagle Investment Management
13
First Eagle Investment Management
New York
$7.61M +$1.03M +72,680 +14%
RA
14
Royce & Associates
New York
$7.2M -$2.22M -156,525 -22%
State Street
15
State Street
Massachusetts
$6.95M -$186K -13,066 -2%
Bank of New York Mellon
16
Bank of New York Mellon
New York
$6.92M +$871K +61,287 +13%
CP
17
CenterBook Partners
Connecticut
$5.33M +$2.6M +183,288 +82%
Connor, Clark & Lunn Investment Management (CC&L)
18
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$4.47M +$788K +55,483 +19%
Russell Investments Group
19
Russell Investments Group
United Kingdom
$4.29M +$327 +23 +0%
Goldman Sachs
20
Goldman Sachs
New York
$4.13M -$243K -17,101 -5%
JP Morgan Chase
21
JP Morgan Chase
New York
$4.01M +$1.33M +93,927 +44%
AQR Capital Management
22
AQR Capital Management
Connecticut
$4.01M +$135K +9,506 +3%
Acadian Asset Management
23
Acadian Asset Management
Massachusetts
$3.86M +$214K +15,044 +5%
Jacobs Levy Equity Management
24
Jacobs Levy Equity Management
New Jersey
$3.82M -$252K -17,699 -6%
Morgan Stanley
25
Morgan Stanley
New York
$3.82M +$1.25M +88,102 +43%