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
33 analysts
Options Flow (P/C)
—
Avg Consensus PT
$220
+3.3%
Highest Price Target
$300
+41.1%
Lowest Price Target
$115
-45.9%
Short Interest
4.1%
Declining — Bullish
Insider Activity (30d)
Net Seller
Short Interest — % of Float
| Date | Firm | Analyst & Accuracy | Upside / Downside | PT Change | Action | Rating |
|---|---|---|---|---|---|---|
| Aug 13, 2026 | Wolfe Research | Alexandria Hammond— | +41.1% | $300 | Upgrade | Peer Perform→Outperform |
| Aug 4, 2026 | Mizuho | Salim Syed— | +13.4% | $221 → $241 | Maintained | Outperform |