BIOGEN INC's ticker is and the CUSIP is 09062X953. A total of 13 filers reported holding BIOGEN INC in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.2%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SABBY MANAGEMENT, LLC | 2,451 | $62,891,000 | 9.72% |
| SIMPLEX TRADING, LLC | 1,053 | $30,561,000 | 0.12% |
| GROUP ONE TRADING, L.P. | 45,800 | $13,293,000 | 0.11% |
| Allianz Asset Management GmbH | 162,900 | $47,280,000 | 0.05% |
| SG Americas Securities, LLC | 163,700 | $3,627,000 | 0.03% |
| JPMORGAN CHASE & CO | 221,750 | $64,361,000 | 0.01% |