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.
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
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Morgan Stanley
New York
|
+$90M |
| 2 |
Renaissance Technologies
New York
|
+$10.7M |
| 3 |
RAM
Ramirez Asset Management
New York
|
+$6.75M |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
+$6.16M |
| 5 |
American Century Companies
Kansas City,
Missouri
|
+$6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Lazard Asset Management
New York
|
-$47.9M |
| 2 |
Caisse de Depot et Placement du Quebec (CDPQ)
Montreal,
Quebec, Canada
|
-$9.23M |
| 3 |
Millennium Management
New York
|
-$7.68M |
| 4 |
Natixis Advisors
Boston,
Massachusetts
|
-$6.97M |
| 5 |
Wells Fargo
San Francisco,
California
|
-$4.4M |
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.