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BIOGEN INC

For the period ended Dec 31, 2023. Filed Feb 14, 2024.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2023 · Filed Feb 14, 2024

BIIB$253.25-0.6%Stored close · as of Nov 10, 2026

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Item 3. Legal Proceedings

For a discussion of legal matters as of December 31, 2023, please read Note 21, Litigation, to our consolidated financial statements included in this report, which is incorporated into this item by reference.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.