BIIB

Latest SEC Filings & News for BIIB

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PoliticsJun 10, 2026Neutral

Congresswoman Who Bought No Stocks In 2025 Is Back With More 2026 Trades: Here's The Shopping List

Congresswoman Who Bought No Stocks In 2025 Is Back With More 2026 Trades: Here's The Shopping List

View filing at SEC.gov →
GovernmentJun 9, 2026Neutral

This House of Representative Just Bought Up To $375K In Biogen Stock

This House of Representative Just Bought Up To $375K In Biogen Stock

View filing at SEC.gov →
RegulatoryMay 21, 2026Negative

Biogen and Denali discontinue BIIB122 development after Phase 2b failure in Parkinson's

The Phase 2b LUMA study of BIIB122 failed to meet primary and secondary endpoints in early-stage Parkinson's disease, prompting discontinuation in idiopathic PD while continuing a separate LRRK2 carrier study. The setback represents a significant clinical disappointment for both

View filing at SEC.gov →
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