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Mistras Group
MG

108 hedge funds and large institutions have $125M invested in Mistras Group in 2025 Q2 according to their latest regulatory filings, with 17 funds opening new positions, 32 increasing their positions, 38 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

104% more call options, than puts

Call options by funds: $7.04M | Put options by funds: $3.46M

1.06% more ownership

Funds ownership: 48.82% → 49.88% (+1.1%)

6% more first-time investments, than exits

New positions opened: 17 | Existing positions closed: 16

1% less funds holding

Funds holding: 109 → 108 (-1)

16% less repeat investments, than reductions

Existing positions increased: 32 | Existing positions reduced: 38

22% less capital invested

Capital invested by funds: $160M → $125M (-$35.1M)

50% less funds holding in top 10

Funds holding in top 10: 2 → 1 (-1)

Holders
108
Holders Change
-1
Holders Change %
-0.92%
% of All Funds
1.42%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
17
Increased
32
Reduced
38
Closed
16
Calls
$7.04M
Puts
$3.46M
Net Calls
+$3.59M
Net Calls Change
-$7.77M

Top Buyers

Rank Fund Capital Flow
1
CC
Clearline Capital
New York
+$5.56M
2
CA
CSM Advisors
Pennsylvania
+$3.06M
3
Millennium Management
Millennium Management
New York
+$1.37M
4
JGC
J. Goldman & Co
New York
+$879K
5
Squarepoint
Squarepoint
New York
+$820K

Top Sellers

Rank Fund Capital Flow
1
Invesco
Invesco
Georgia
-$2.12M
2
BlackRock
BlackRock
New York
-$1.64M
3
HIM
Hillsdale Investment Management
Ontario, Canada
-$1.47M
4
RA
Royce & Associates
New York
-$955K
5
II
Inspire Investing
Idaho
-$817K
Name Holding Trade Value Shares
Change 		Change in
Stake
MRCM
1
Mill Road Capital Management
Connecticut
$13.4M – – –
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$13M +$742K +88,262 +6%
RA
3
Royce & Associates
New York
$10.2M -$955K -113,590 -8%
BlackRock
4
BlackRock
New York
$9.81M -$1.64M -194,580 -14%
Vanguard Group
5
Vanguard Group
Pennsylvania
$9.57M -$180K -21,352 -2%
JGC
6
J. Goldman & Co
New York
$6.12M +$879K +104,483 +16%
CC
7
Clearline Capital
New York
$5.6M +$5.56M +660,713 +1,733%
Federated Hermes
8
Federated Hermes
Pennsylvania
$5.45M -$3.04K -361 -0.1%
AI
9
Acuitas Investments
Washington
$3.4M – – –
BCM
10
Bridgeway Capital Management
Texas
$3.35M +$97.6K +11,599 +3%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$3.35M -$320K -37,998 -8%
State Street
12
State Street
Massachusetts
$3.26M +$615K +73,151 +22%
CA
13
CSM Advisors
Pennsylvania
$2.92M +$3.06M +363,973 New
PRCP
14
Pacific Ridge Capital Partners
Oregon
$2.38M -$32.3K -3,841 -1%
Renaissance Technologies
15
Renaissance Technologies
New York
$2.09M -$8.41K -1,000 -0.4%
Millennium Management
16
Millennium Management
New York
$1.92M +$1.37M +163,326 +213%
EF
17
Empowered Funds
Pennsylvania
$1.84M +$97.6K +11,599 +5%
Jacobs Levy Equity Management
18
Jacobs Levy Equity Management
New Jersey
$1.79M +$119K +14,147 +7%
Northern Trust
19
Northern Trust
Illinois
$1.66M +$394K +46,873 +29%
JCP
20
JB Capital Partners
New York
$1.62M – – –
Ameriprise
21
Ameriprise
Minnesota
$1.35M +$52.8K +6,275 +4%
Deutsche Bank
22
Deutsche Bank
Germany
$1.31M -$39.1K -4,648 -3%
Arrowstreet Capital
23
Arrowstreet Capital
Massachusetts
$1.23M +$323K +38,366 +33%
Morgan Stanley
24
Morgan Stanley
New York
$1.19M -$308K -36,620 -20%
D.E. Shaw & Co
25
D.E. Shaw & Co
New York
$911K -$158K -18,727 -14%
1
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MG Hedge Fund Activity: Q2 2025 in Review

108 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Mistras Group (MG) for Q2 2025, worth a combined $125M — down 22% from $160M a quarter earlier.

Buyers outnumbered sellers: 17 funds opened new MG positions and 16 closed out — a net gain of 1 holder — while 32 added to existing stakes and 38 trimmed.

The largest buyer was Clearline Capital, adding an estimated $5.56M. The largest seller was Invesco, cutting an estimated $2.12M.

  • 108 institutional investors held Mistras Group (MG) as of Q2 2025, down from 109 in Q1 2025.
  • Funds reported $125M of Mistras Group stock for Q2 2025, down 22% quarter-over-quarter.
  • 17 funds opened new Mistras Group positions in Q2 2025 and 16 closed out, a net change of +1 holder.
  • The largest Mistras Group buyer in Q2 2025 was Clearline Capital, an estimated $5.56M added.
  • The largest Mistras Group seller in Q2 2025 was Invesco, an estimated $2.12M sold.

Based on aggregated 13F filings for Q2 2025.