Banco Santander
SAN
592 hedge funds and large institutions have $5.32B invested in Banco Santander in 2025 Q4 according to their latest regulatory filings, with 115 funds opening new positions, 284 increasing their positions, 121 reducing their positions, and 36 closing their positions.
219% more first-time investments, than exits
New positions opened: 115 | Existing positions closed: 36
135% more repeat investments, than reductions
Existing positions increased: 284 | Existing positions reduced: 121
97% more call options, than puts
Call options by funds: $11.6M | Put options by funds: $5.9M
14% more funds holding
Funds holding: 520 → 592 (+72)
11% more capital invested
Capital invested by funds: $4.81B → $5.32B (+$508M)
0.05% less ownership
Funds ownership: 3.09% → 3.04% (-0.05%)
33% less funds holding in top 10
Funds holding in top 10: 6 → 4 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
+$29.1M |
| 2 |
Morgan Stanley
New York
|
+$18.3M |
| 3 |
BlackRock
New York
|
+$12.1M |
| 4 |
Bank of America
Charlotte,
North Carolina
|
+$9.51M |
| 5 |
Jane Street
New York
|
+$8.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fisher Asset Management
Camas,
Washington
|
-$114M |
| 2 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$56M |
| 3 |
MIP
Mondrian Investment Partners
London,
United Kingdom
|
-$25.2M |
| 4 |
Royal Bank of Canada
Toronto,
Ontario, Canada
|
-$17M |
| 5 |
BCM
Barometer Capital Management
Toronto,
Ontario, Canada
|
-$17M |
SAN Hedge Fund Activity: Q4 2025 in Review
592 of the 8,192 institutional investors tracked by Wall St. Rank reported a position in Banco Santander (SAN) for Q4 2025, worth a combined $5.32B — up 11% from $4.81B a quarter earlier.
Buyers outnumbered sellers: 115 funds opened new SAN positions and 36 closed out — a net gain of 79 holders — while 284 added to existing stakes and 121 trimmed.
The largest buyer was Fidelity Investments, adding an estimated $29.1M. The largest seller was Fisher Asset Management, cutting an estimated $114M.
- 592 institutional investors held Banco Santander (SAN) as of Q4 2025, up from 520 in Q3 2025.
- Funds reported $5.32B of Banco Santander stock for Q4 2025, up 11% quarter-over-quarter.
- 115 funds opened new Banco Santander positions in Q4 2025 and 36 closed out, a net change of +79 holders.
- The largest Banco Santander buyer in Q4 2025 was Fidelity Investments, an estimated $29.1M added.
- The largest Banco Santander seller in Q4 2025 was Fisher Asset Management, an estimated $114M sold.
Based on aggregated 13F filings for Q4 2025.