BIIB
BIOGEN INC.Company with tickers: BIIB
CIK
875045
CUSIP
09062X103
Shares Outstanding
146,758,528
Price
Holdings
Short Volume
Short Interest
Fails to Deliver
SEC Filings
Earnings Calls
Insider Trading
Congress Trades
Short Volume (Last 90 Days)
| Date | Short Volume | Short Exempt | Total Volume | Short % |
|---|---|---|---|---|
| 2026-04-17 | 189,809 | 460 | 335,845 | 56.5% |
| 2026-04-16 | 127,807 | 154 | 264,228 | 48.4% |
| 2026-04-15 | 228,393 | 28 | 344,709 | 66.3% |
| 2026-04-14 | 408,399 | 2 | 607,748 | 67.2% |
| 2026-04-13 | 371,442 | 450 | 656,670 | 56.6% |
| 2026-04-10 | 247,076 | 6 | 407,021 | 60.7% |
| 2026-04-09 | 312,890 | 0 | 560,105 | 55.9% |
| 2026-04-08 | 236,764 | 0 | 495,732 | 47.8% |
| 2026-04-07 | 255,684 | 51 | 544,890 | 46.9% |
| 2026-04-06 | 399,369 | 4 | 880,715 | 45.3% |