Biogen Inc. / Investor transactions / Warren Buffett

    Stock price provided by Lang & Schwarz

    Showing transactions by Warren Buffett in Biogen Inc..

    Quarter Type Shares before Shares after Change Price range
    Sell 648K 643K -5.4K €242.55–€315.75

    Transactions may be incomplete if the investor has purchased shares of the company before they reached the threshold for reporting set in the Securites Exchange Act or other applicable laws.

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