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)
0.64
More calls — Bullish
Avg Consensus PT
$248
-2.0%
Highest Price Target
$310
+22.3%
Lowest Price Target
$157
-38.0%
Short Interest
4.1%
Declining — Bullish
Insider Activity (30d)
—
Short Interest — % of Float
| Date | Firm | Analyst & Accuracy | Upside / Downside | PT Change | Action | Rating |
|---|---|---|---|---|---|---|
| Nov 9, 2026 | Piper Sandler | David Amsellem— | +20.4% | $245 → $305 | Maintained | Overweight |
| Nov 2, 2026 | Guggenheim | Yatin Suneja— | +18.4% | $280 → $300 | Maintained | Buy |