Historical shareholding details of Citadel Advisors Llc holdings in Biogen Inc (BIIB)

Monthly changes of Citadel Advisors Llc shareholding in Biogen Inc over the previous months

Month Name Total no. shares held Percent Holding
Dec 31, 2024 Citadel Advisors Llc 153,660 0.10%
Sep 30, 2024 Citadel Advisors Llc 372,366 0.26%
Jun 30, 2024 Citadel Advisors Llc 0 0.00%
Sep 30, 2023 Citadel Advisors Llc 78,136 0.05%
Jun 30, 2023 Citadel Advisors Llc 0 0.00%
Mar 31, 2023 Citadel Advisors Llc 245,084 0.17%

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