Who owns Biogen Idec Inc option?

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Analyze quarterly positions in Biogen Idec Inc option with up to 7 years of data, all consolidated into one spreadsheet

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Top investors of Biogen Idec Inc option stock

Who bought or sold Biogen Idec Inc option this quarter?

Fund or Company Name Shares Held Valued At Change in Shares As Of Actions
Group One Trading 152k $21M -31% Sep 2025
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Jpmorgan Chase & Co 150k $21M 100% Sep 2025
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IMC-Chicago 111k $16M 9% Sep 2025
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Simplex Trading 73k $10M -9% Sep 2025
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