SEC Form 4 · Updated Daily
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Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| SANOFI-AVENTIS | 10%+ Owner | 15,757,789 | 2010-02-09 | — |
| Sanofi-Aventis Amerique du Nord S.N.C. | 10%+ Owner | 15,757,789 | 2010-02-09 | — |
| River Acquisition Corp. | 10%+ Owner | 15,757,789 | 2010-02-09 | — |
| AVENTIS INC | 10%+ Owner | 15,757,789 | 2010-02-09 | — |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2010-02-09 | AVENTIS INC | — | — | — | 15,757,789 |
| 2010-02-09 | Sanofi-Aventis Amerique du Nord S.N.C. | — | — | — | 15,757,789 |
| 2010-02-09 | River Acquisition Corp. | — | — | — | 15,757,789 |
| 2010-02-09 | SANOFI-AVENTIS | — | — | — | 15,757,789 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.