Sanofi is a publicly traded company on NASDAQ. As of Q3 2025, 635 institutional investors hold shares in this company, with total holdings valued at $10.4B. DODGE & COX is the largest holder with a position valued at $3.3B.
Overview of institutional ownership in SNY as of Q3 2025
Institutions with the largest positions in SNY as of Q3 2025
| Institution | Position Value |
|---|---|
DODGE & COX Long Only Manager | $3.3B 1.76% of portfolio |
F Fisher Asset Management, LLC Institution | $593.7M 0.21% of portfolio |
BANK OF AMERICA CORP /DE/ Institution | $466.0M 0.03% of portfolio |
MORGAN STANLEY RIA/Wealth | $356.9M 0.02% of portfolio |
BARROW HANLEY MEWHINNEY & STRAUSS LLC Long Only Manager | $336.4M 1.07% of portfolio |
Invesco Ltd. ETF Provider | $273.6M 0.04% of portfolio |
B BlackRock, Inc. Institution | $263.3M 0.00% of portfolio |
WELLINGTON MANAGEMENT CO LLP Long Only Manager | $194.6M 0.03% of portfolio |
FRANKLIN RESOURCES INC Institution | $185.6M 0.05% of portfolio |
Robeco Investment Management, Inc. Long Only Manager | $173.8M 0.18% of portfolio |
Institutional buying and selling activity for SNY in Q3 2025
| Institution | Net Bought |
|---|---|
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy | +$62.3M +1.3M shares |
B BNP PARIBAS ARBITRAGE, SA Institution | +$40.6M +859.2K shares |
VICTORY CAPITAL MANAGEMENT INC Long Only Manager | +$38.1M +807.8K shares |
ARMISTICE CAPITAL, LLC Hedge Fund•Long/Short | +$28.9M +612.0K shares |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | +$26.1M +553.1K shares |
A Alyeska Investment Group, L.P. Hedge Fund•Multi-Strategy | +$25.6M +542.9K shares |
Brandywine Global Investment Management, LLC Long Only Manager | +$21.8M +461.2K shares |
UBS Group AG Institution | +$21.1M +447.8K shares |
A AMERICAN CENTURY COMPANIES INC Institution | +$17.9M +379.8K shares |
Sio Capital Management, LLC Hedge Fund•Long/Short | +$17.7M +375.2K shares |
| Institution | Net Sold |
|---|---|
C Capital World Investors Institution | −$403.6M −8.4M shares |
Invesco Ltd. ETF Provider | −$160.0M −3.4M shares |
DODGE & COX Long Only Manager | −$131.5M −2.8M shares |
RAYMOND JAMES FINANCIAL INC RIA/Wealth | −$115.3M −2.4M shares |
FEDERATED INVESTORS INC /PA/ Long Only Manager | −$40.2M −852.4K shares |
MORGAN STANLEY RIA/Wealth | −$32.8M −695.7K shares |
Goss Wealth Management LLC RIA/Wealth | −$31.5M −666.9K shares |
FMR LLC Institution | −$29.7M −630.2K shares |
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC Long Only Manager | −$27.2M −576.4K shares |
F Fisher Asset Management, LLC Institution | −$26.3M −556.6K shares |
Institutions that initiated new positions or completely exited SNY in Q3 2025
| Institution | Position Value |
|---|---|
BARCLAYS PLC Institution | $77.8M 1.6M shares |
MML INVESTORS SERVICES, LLC RIA/Wealth | $12.7M 268.2K shares |
S SUPERSTRING CAPITAL MANAGEMENT LP Hedge Fund•Long/Short | $2.4M 50.4K shares |
M MOORE CAPITAL MANAGEMENT, LP Hedge Fund•Global Macro | $2.3M 49.3K shares |
X XY Capital Ltd Institution | $1.6M 34.0K shares |
NBC SECURITIES, INC. RIA/Wealth | $1.3M 28.0K shares |
LAZARD ASSET MANAGEMENT LLC Long Only Manager | $787.5K 16.7K shares |
J Jump Financial, LLC Institution | $410.2K 8.7K shares |
PING CAPITAL MANAGEMENT, INC. Hedge Fund•Multi-Strategy | $283.2K 6.0K shares |
Empowered Funds, LLC ETF Provider | $247.9K 5.3K shares |
| Institution | Previous Position |
|---|---|
C Capital World Investors Institution | $403.6M 8.4M shares |
F First Eagle Investment Management, LLC Long Only Manager | $17.2M 355.7K shares |
Z Zimmer Partners, LP Hedge Fund•Long/Short | $16.5M 342.2K shares |
CAPITAL INTERNATIONAL INC /CA/ Long Only Manager | $7.7M 158.4K shares |
WESTFIELD CAPITAL MANAGEMENT CO LP Long Only Manager | $4.2M 86.1K shares |
Capital Investment Counsel, LLC RIA/Wealth | $3.3M 68.2K shares |
Atom Investors LP Hedge Fund•Market Neutral | $3.0M 62.6K shares |
S Skandinaviska Enskilda Banken AB Institution | $3.0M 61.7K shares |
ALLIANCEBERNSTEIN L.P. Long Only Manager | $2.4M 50.0K shares |
M MATAURO, LLC RIA/Wealth | $1.8M 38.2K shares |
Institutions with the largest Call and Put options positions in SNY as of Q3 2025
| Institution | Position Value |
|---|---|
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy | $31.8M 6.7K contracts |
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $29.2M 6.2K contracts |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $28.4M 6.0K contracts |
Walleye Trading LLC RIA/Wealth | $6.6M 1.4K contracts |
W WOLVERINE TRADING, LLC Institution | $4.4M 959.0 contracts |
UBS Group AG Institution | $2.4M 514.0 contracts |
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy | $1.5M 317.0 contracts |
J JANE STREET GROUP, LLC Institution | $1.3M 279.0 contracts |
Lido Advisors, LLC RIA/Wealth | $94.4K 20.0 contracts |
BARCLAYS PLC Institution | $4.7K 1.0 contracts |
| Institution | Position Value |
|---|---|
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $39.9M 8.5K contracts |
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy | $7.4M 1.6K contracts |
Walleye Trading LLC RIA/Wealth | $6.1M 1.3K contracts |
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy | $4.7M 997.0 contracts |
UBS Group AG Institution | $1.5M 327.0 contracts |
W WOLVERINE TRADING, LLC Institution | $1.1M 250.0 contracts |
S Squarepoint Ops LLC Hedge Fund•Quant | $925.1K 196.0 contracts |
J JANE STREET GROUP, LLC Institution | $462.6K 98.0 contracts |
Institutions with SNY as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
Sio Capital Management, LLC Hedge Fund•Long/Short | 6.72% $26.6M |
VGI PARTNERS PTY Ltd Hedge Fund•Long/Short | 5.60% $78.2M |
MANAGED ASSET PORTFOLIOS, LLC Long Only Manager | 4.10% $32.1M |
Redwood Grove Capital, LLC Hedge Fund•Value | 3.42% $11.9M |
Callodine Capital Management, LP Hedge Fund•Long/Short | 2.91% $32.9M |
Mondrian Investment Partners LTD Long Only Manager | 2.87% $171.7M |
Equity Investment Corp Acquisition Inc Long Only Manager | 2.56% $122.1M |
S SPHERA FUNDS MANAGEMENT LTD. Institution | 2.49% $10.4M |
Altrius Capital Management Inc RIA/Wealth | 2.46% $9.1M |
S SUPERSTRING CAPITAL MANAGEMENT LP Hedge Fund•Long/Short | 2.34% $2.4M |
Discover hedge funds investing in SNY

| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
ETF ETF | $35.8M | 3.34% | |
Packaged Foods Consumer Defensive | $34.7M | 3.24% | |
Auto - Manufacturers Consumer Cyclical | $30.0M | 2.80% |
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