Sanofi
SNY
771 hedge funds and large institutions have $14.4B invested in Sanofi in 2025 Q1 according to their latest regulatory filings, with 114 funds opening new positions, 308 increasing their positions, 220 reducing their positions, and 61 closing their positions.
87% more first-time investments, than exits
New positions opened: 114 | Existing positions closed: 61
40% more repeat investments, than reductions
Existing positions increased: 308 | Existing positions reduced: 220
13% more capital invested
Capital invested by funds: $12.8B → $14.4B (+$1.65B)
9% more funds holding in top 10
Funds holding in top 10: 11 → 12 (+1)
6% more funds holding
Funds holding: 730 → 771 (+41)
6% more call options, than puts
Call options by funds: $102M | Put options by funds: $96M
0.15% more ownership
Funds ownership: 20.92% → 21.07% (+0.15%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital World Investors
Los Angeles,
California
|
+$451M |
| 2 |
Federated Hermes
Pittsburgh,
Pennsylvania
|
+$78.8M |
| 3 |
Fisher Asset Management
Camas,
Washington
|
+$57.1M |
| 4 |
OMC
Old Mission Capital
Chicago,
Illinois
|
+$47.8M |
| 5 |
Millennium Management
New York
|
+$42.6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
MF
Magnetar Financial
Evanston,
Illinois
|
-$161M |
| 2 |
Morgan Stanley
New York
|
-$112M |
| 3 |
Dodge & Cox
San Francisco,
California
|
-$110M |
| 4 |
Thrivent Financial for Lutherans
Minneapolis,
Minnesota
|
-$105M |
| 5 |
Bank of America
Charlotte,
North Carolina
|
-$87.1M |
SNY Hedge Fund Activity: Q1 2025 in Review
771 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Sanofi (SNY) for Q1 2025, worth a combined $14.4B — up 13% from $12.8B a quarter earlier.
Buyers outnumbered sellers: 114 funds opened new SNY positions and 61 closed out — a net gain of 53 holders — while 308 added to existing stakes and 220 trimmed.
The largest buyer was Capital World Investors, opening a new position worth an estimated $451M. The largest seller was Magnetar Financial, exiting entirely with an estimated $161M sold.
- 771 institutional investors held Sanofi (SNY) as of Q1 2025, up from 730 in Q4 2024.
- Funds reported $14.4B of Sanofi stock for Q1 2025, up 13% quarter-over-quarter.
- 114 funds opened new Sanofi positions in Q1 2025 and 61 closed out, a net change of +53 holders.
- The largest Sanofi buyer in Q1 2025 was Capital World Investors, an estimated $451M added.
- The largest Sanofi seller in Q1 2025 was Magnetar Financial, an estimated $161M sold.
Based on aggregated 13F filings for Q1 2025.