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Mizuho Financial
MFG

342 hedge funds and large institutions have $1.35B invested in Mizuho Financial in 2025 Q3 according to their latest regulatory filings, with 70 funds opening new positions, 145 increasing their positions, 90 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed

61% more repeat investments, than reductions

Existing positions increased: 145 | Existing positions reduced: 90

56% more first-time investments, than exits

New positions opened: 70 | Existing positions closed: 45

27% more capital invested

Capital invested by funds: $1.06B → $1.35B (+$284M)

6% more funds holding

Funds holding: 322 → 342 (+20)

0.08% more ownership

Funds ownership: 1.52% → 1.6% (+0.08%)

96% less call options, than puts

Call options by funds: $6K | Put options by funds: $168K

Holders
342
Holders Change
+20
Holders Change %
+6.21%
% of All Funds
4.49%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
% of All Funds
0.01%
New
70
Increased
145
Reduced
90
Closed
45
Calls
$6K
Puts
$168K
Net Calls
-$162K
Net Calls Change
-$130K

Top Buyers

Rank Fund Capital Flow
1
Morgan Stanley
Morgan Stanley
New York
+$90M
2
Renaissance Technologies
Renaissance Technologies
New York
+$10.7M
3
RAM
Ramirez Asset Management
New York
+$6.75M
4
Fidelity Investments
Fidelity Investments
Massachusetts
+$6.16M
5
American Century Companies
American Century Companies
Missouri
+$6M

Top Sellers

Rank Fund Capital Flow
1
Lazard Asset Management
Lazard Asset Management
New York
-$47.9M
2
Caisse de Depot et Placement du Quebec (CDPQ)
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
-$9.23M
3
Millennium Management
Millennium Management
New York
-$7.68M
4
Natixis Advisors
Natixis Advisors
Massachusetts
-$6.97M
5
Wells Fargo
Wells Fargo
California
-$4.4M
Name Holding Trade Value Shares
Change 		Change in
Stake
SEI Investments
101
SEI Investments
Pennsylvania
$637K -$10K -1,605 -2%
GCM
102
Gallacher Capital Management
Colorado
$610K +$68.8K +11,028 +14%
WFI
103
West Family Investments
California
$601K +$80.5K +12,905 +17%
SC
104
Syon Capital
California
$594K +$217K +34,864 +65%
HF
105
HRT Financial
New York
$592K -$474K -76,021 -46%
GCC
106
Guardian Capital (Canada)
Ontario, Canada
$584K +$192K +30,811 +55%
AF
107
Aviso Financial
Ontario, Canada
$578K -$165K -26,444 -23%
SGA
108
Strategic Global Advisors
California
$563K +$524K +84,087 New
LG
109
Leuthold Group
Minnesota
$550K – – –
DWT
110
Dorsey & Whitney Trust
South Dakota
$546K -$5.65K -906 -1%
Susquehanna International Group
111
Susquehanna International Group
Pennsylvania
$536K +$38.3K +6,134 +8%
Cambridge Investment Research Advisors
112
Cambridge Investment Research Advisors
Iowa
$529K +$493K +79,007 New
SCP
113
Sivia Capital Partners
California
$511K +$21.2K +3,395 +5%
CIBC Asset Management
114
CIBC Asset Management
Ontario, Canada
$499K +$252K +40,385 +118%
PP
115
PDS Planning
Ohio
$498K +$3.27K +525 +0.7%
GI
116
GAMMA Investing
California
$490K +$39.2K +6,286 +9%
Northwestern Mutual Wealth Management
117
Northwestern Mutual Wealth Management
Wisconsin
$486K +$292K +46,767 +181%
QT
118
Quantbot Technologies
New York
$470K +$230K +36,876 +111%
HCA
119
Harbour Capital Advisors
Virginia
$465K -$36.8K -5,905 -7%
Focus Partners Wealth
120
Focus Partners Wealth
Massachusetts
$457K -$99.9K -16,018 -19%
GIM
121
Glenmede Investment Management
Pennsylvania
$448K +$6.69K +1,072 +2%
SCM
122
Shelton Capital Management
Colorado
$441K +$168K +26,958 +69%
Wealth Enhancement Advisory Services
123
Wealth Enhancement Advisory Services
Minnesota
$438K -$41.2K -6,600 -9%
CCA
124
Checchi Capital Advisers
California
$415K +$25.5K +4,093 +7%
BTI
125
Blue Trust Inc
Georgia
$408K -$9.99K -1,602 -3%
3 4
5
6 7

MFG Hedge Fund Activity: Q3 2025 in Review

342 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Mizuho Financial (MFG) for Q3 2025, worth a combined $1.35B — up 27% from $1.06B a quarter earlier.

Buyers outnumbered sellers: 70 funds opened new MFG positions and 45 closed out — a net gain of 25 holders — while 145 added to existing stakes and 90 trimmed.

The largest buyer was Morgan Stanley, adding an estimated $90M. The largest seller was Lazard Asset Management, cutting an estimated $47.9M.

  • 342 institutional investors held Mizuho Financial (MFG) as of Q3 2025, up from 322 in Q2 2025.
  • Funds reported $1.35B of Mizuho Financial stock for Q3 2025, up 27% quarter-over-quarter.
  • 70 funds opened new Mizuho Financial positions in Q3 2025 and 45 closed out, a net change of +25 holders.
  • The largest Mizuho Financial buyer in Q3 2025 was Morgan Stanley, an estimated $90M added.
  • The largest Mizuho Financial seller in Q3 2025 was Lazard Asset Management, an estimated $47.9M sold.

Based on aggregated 13F filings for Q3 2025.