Bulls vs Bears
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Market sentiment signals for Biogen (BIIB): analyst consensus, short interest, options flow and insider activity.
Analyst Consensus
Buy
32 analysts
Options Flow (P/C)
0.13
More calls — Bullish
Avg Consensus PT
$222
-0.7%
Highest Price Target
$300
+34.4%
Lowest Price Target
$115
-48.5%
Short Interest
4.4%
Rising — Bearish
Insider Activity (30d)
—
Short Interest — % of Float
| Date | Firm | Analyst & Accuracy | Upside / Downside | PT Change | Action | Rating |
|---|---|---|---|---|---|---|
| Sep 10, 2026 | HSBC | Rajesh Kumar— | -21.6% | $165 → $175 | Maintained | Reduce |
| Sep 3, 2026 | Piper Sandler | David Amsellem— | +9.8% | $225 → $245 | Maintained | Overweight |