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M-tron Industries
MPTI

70 hedge funds and large institutions have $57.4M invested in M-tron Industries in 2025 Q2 according to their latest regulatory filings, with 22 funds opening new positions, 21 increasing their positions, 16 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

214% more first-time investments, than exits

New positions opened: 22 | Existing positions closed: 7

31% more repeat investments, than reductions

Existing positions increased: 21 | Existing positions reduced: 16

27% more capital invested

Capital invested by funds: $45.2M → $57.4M (+$12.2M)

25% more funds holding

Funds holding: 56 → 70 (+14)

11.97% more ownership

Funds ownership: 34.87% → 46.84% (+12%)

Holders
70
Holders Change
+14
Holders Change %
+25%
% of All Funds
0.92%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
22
Increased
21
Reduced
16
Closed
7
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$5.02M
2
ACM
Archon Capital Management
Washington
+$4.85M
3
Geode Capital Management
Geode Capital Management
Massachusetts
+$1.43M
4
GIPM
G2 Investment Partners Management
New York
+$1.05M
5
Northern Trust
Northern Trust
Illinois
+$995K

Top Sellers

Rank Fund Capital Flow
1
SSA
Sierra Summit Advisors
Nevada
-$669K
2
Millennium Management
Millennium Management
New York
-$611K
3
OAC
OMERS Administration Corp
Ontario, Canada
-$548K
4
GCP
GSA Capital Partners
United Kingdom
-$321K
5
Jane Street
Jane Street
New York
-$245K
Name Holding Trade Value Shares
Change 		Change in
Stake
GI
1
GAMCO Investors
Connecticut
$6.07M -$183K -3,800 -3%
Vanguard Group
2
Vanguard Group
Pennsylvania
$5.23M +$883K +18,339 +17%
BlackRock
3
BlackRock
New York
$4.98M +$5.02M +104,259 +734%
ACM
4
Archon Capital Management
Washington
$4.23M +$4.85M +100,668 New
BA
5
Bard Associates
Illinois
$3.66M -$72.2K -1,500 -2%
NCGI
6
Next Century Growth Investors
Minnesota
$2.89M -$88.1K -1,829 -3%
PIP
7
Palisades Investment Partners
California
$2.61M -$43K -892 -1%
Marshall Wace
8
Marshall Wace
United Kingdom
$2.36M +$864K +17,943 +47%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$2.3M +$1.43M +29,605 +118%
GIPM
10
G2 Investment Partners Management
New York
$2.16M +$1.05M +21,882 +74%
Renaissance Technologies
11
Renaissance Technologies
New York
$1.62M +$289K +6,000 +18%
Osaic Holdings
12
Osaic Holdings
Arizona
$1.5M +$97.1K +2,017 +6%
HIM
13
Herald Investment Management
United Kingdom
$1.46M – – –
Dimensional Fund Advisors
14
Dimensional Fund Advisors
Texas
$1.29M -$80.1K -1,664 -5%
State Street
15
State Street
Massachusetts
$1.26M +$931K +19,334 +182%
Morgan Stanley
16
Morgan Stanley
New York
$1.16M +$611K +12,693 +85%
New York State Common Retirement Fund
17
New York State Common Retirement Fund
New York
$1.15M +$120K +2,500 +10%
Northern Trust
18
Northern Trust
Illinois
$1.08M +$995K +20,667 +400%
IIM
19
Illumine Investment Management
Washington
$1.02M +$13.1K +272 +1%
MFFIA
20
McIntyre, Freedman & Flynn Investment Advisers
Massachusetts
$924K – – –
Susquehanna International Group
21
Susquehanna International Group
Pennsylvania
$891K -$158K -3,283 -13%
Ameriprise
22
Ameriprise
Minnesota
$859K +$457K +9,493 +87%
Citadel Advisors
23
Citadel Advisors
Florida
$672K +$770K +15,998 New
EFA
24
Evernest Financial Advisors
Indiana
$658K +$755K +15,675 New
American Century Companies
25
American Century Companies
Missouri
$466K -$15.5K -322 -3%
1
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MPTI Hedge Fund Activity: Q2 2025 in Review

70 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in M-tron Industries (MPTI) for Q2 2025, worth a combined $57.4M — up 27% from $45.2M a quarter earlier.

Buyers outnumbered sellers: 22 funds opened new MPTI positions and 7 closed out — a net gain of 15 holders — while 21 added to existing stakes and 16 trimmed.

The largest buyer was BlackRock, adding an estimated $5.02M. The largest seller was Sierra Summit Advisors, exiting entirely with an estimated $669K sold.

  • 70 institutional investors held M-tron Industries (MPTI) as of Q2 2025, up from 56 in Q1 2025.
  • Funds reported $57.4M of M-tron Industries stock for Q2 2025, up 27% quarter-over-quarter.
  • 22 funds opened new M-tron Industries positions in Q2 2025 and 7 closed out, a net change of +15 holders.
  • The largest M-tron Industries buyer in Q2 2025 was BlackRock, an estimated $5.02M added.
  • The largest M-tron Industries seller in Q2 2025 was Sierra Summit Advisors, an estimated $669K sold.

Based on aggregated 13F filings for Q2 2025.