The Vanguard Group 13D and 13G filings for Arena Pharmaceuticals, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2022-02-09 3:24 pm Purchase | 2021-12-31 | 13G | Arena Pharmaceuticals, Inc. ARNA | The Vanguard Group | 5,706,695 9.300% | 442,856 (+8.41%) | Filing |