Sanofi
Sanofi (SNY) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SNY · as of Sep 30, 2025
Ownership Breakdown
732
Institutional Holders
▼ 13 vs Q2
$11.22B
Total Inst. Value
▼ $600.84M vs Q2
2.41B
Shares Outstanding
freeFloat 90.30%
237.71M
13F Shares Held
▼ 6.99M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SNY largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
DODGE & COX pharmaceutical preparations | 68.93M | 2.79% | 2.79% | $3.25T | Nov 13, 2025 | ▼ 2.79M |
FISHER ASSET MANAGEMENT, LLC pharmaceutical preparations | 12.58M | 50.97% | 50.97% | $593.72B | Nov 12, 2025 | ▼ 556.6K |
BANK OF AMERICA CORP /DE/ pharmaceutical preparations | 9.87M | 40.01% | 40.01% | $465.98B | Feb 3, 2026 | ▼ 126.1K |
MORGAN STANLEY pharmaceutical preparations | 7.56M | 30.64% | 30.64% | $356.92B | May 27, 2026 | ▼ 695.7K |
BARROW HANLEY MEWHINNEY & STRAUSS LLC pharmaceutical preparations | 7.13M | 28.88% | 28.88% | $336.39B | Nov 13, 2025 | ▼ 153.5K |
PRICE T ROWE ASSOCIATES INC /MD/ pharmaceutical preparations | 5.87M | 23.80% | 23.80% | $277.23B | Nov 14, 2025 | ▲ 347.8K |
INVESCO LTD. pharmaceutical preparations | 5.80M | 23.49% | 23.49% | $273.64B | Nov 13, 2025 | ▼ 3.39M |
BLACKROCK, INC. pharmaceutical preparations | 5.58M | 22.61% | 22.61% | $263.32B | Nov 12, 2025 | ▲ 109.3K |
WELLINGTON MANAGEMENT GROUP LLP pharmaceutical preparations | 4.12M | 16.71% | 16.71% | $194.64B | Nov 14, 2025 | ▼ 207.3K |
FRANKLIN RESOURCES INC pharmaceutical preparations | 3.93M | 15.93% | 15.93% | $185.58B | Nov 13, 2025 | ▼ 342.7K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
29
Increased
+11.46M shares1
New Positions
first time holders20
Decreased
−13.56M shares0
Sold Out
fully exitedNet shares change (top 50)
2.10M
+11.46M / −13.56M
Net new holders
+10
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SNY insider trading · insider activity
Source: SEC Form 4
Recent Insider Transactions
Showing 10 most recent · Common Stock only
No recent insider transactions reported.
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Sanofi (SNY) is primarily owned by institutional investors, who hold approximately 9.9% of total shares outstanding. Company insiders own approximately 9.70%, while retail and public investors account for the remaining 80.43%.
The largest institutional shareholder of Sanofi is DODGE & COX, holding approximately 68.93 million shares — equal to 2.79% of outstanding shares — as of September 30, 2025.
A total of 732 institutional investors currently hold SNY stock, with a combined institutional value of approximately $11.22 billion as of the most recent 13F filing period.
Frequently asked questions
SNY ownershipSanofi (SNY) is primarily owned by institutional investors, who hold approximately 9.9% of shares. The largest shareholder is DODGE & COX with a 2.79% stake. Company insiders hold 9.70%. Data sourced from SEC Form 13F as of September 30, 2025.