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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
AGWCA
376
Annis Gardner Whiting Capital Advisors
Florida
– -$9.98K -1,795 Closed
GWM
377
Geneos Wealth Management
Colorado
– -$9.22K -1,658 Closed
TRCT
378
Tower Research Capital (TRC)
New York
– -$8.23K -1,480 Closed
WT
379
Whittier Trust
California
– -$6.89K -1,240 Closed
RAM
380
Riggs Asset Management
Pennsylvania
– -$6.88K -1,238 Closed
SC
381
Soundwatch Capital
Connecticut
– -$617K -1,147 Closed
TCM
382
Traub Capital Management
Massachusetts
– -$2.99K -537 Closed
CVM
383
Cheviot Value Management
California
– -$2.62K -418 Closed
SC
384
Stephens Consulting
Michigan
– -$1.74K -313 Closed
AF
385
Advisornet Financial
Minnesota
– -$1.63K -293 Closed
BCM
386
Blume Capital Management
California
– -$267 -48 Closed
12 13 14 15
16

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.