CAPITAL FUND MANAGEMENT S.A.'s ownership history for BIIB

CAPITAL FUND MANAGEMENT S.A. currently holds 47.7K shares with a market value of $6.7M. It started holding BIIB on 2024-09-30. At its peak, it held 240.3K shares on 2024-12-31. Its highest holding value was $36.8M on 2024-12-31. At its lowest, it held 47.7K shares on 2025-09-30, with a value of $6.7M on 2025-09-30. In the recent 180 days, CAPITAL FUND MANAGEMENT S.A. has decreased its shares by 165.3K. In the recent year, CAPITAL FUND MANAGEMENT S.A. has decreased its shares by 138.2K.

It has also owned 619 contracts of calls, with the market value of the underlying securities totaling $10.9M on 2024-09-30. At its peak, it held 4.1K contracts of calls on 2025-03-31 and it owned calls with the market value of the underlying securities totaling $56.1M on 2025-03-31. At its lowest, it held 619 contracts of calls on 2025-12-31 and it owned calls with the market value of the underlying securities totaling $10.9M on 2025-12-31. In the recent 180 days, CAPITAL FUND MANAGEMENT S.A. has decreased its holdings by 1.1K contracts. In the recent year, CAPITAL FUND MANAGEMENT S.A. has decreased its holdings by 616 contracts.

It has also owned 475 contracts of puts, with the market value of the underlying securities totaling $8.4M on 2024-09-30. At its peak, it held 2.2K contracts of puts on 2025-03-31 and it owned puts with the market value of the underlying securities totaling $30.7M on 2025-03-31. At its lowest, it held 416 contracts of puts on 2024-09-30 and it owned puts with the market value of the underlying securities totaling $8.1M on 2024-09-30. In the recent 180 days, CAPITAL FUND MANAGEMENT S.A. has decreased its holdings by 607 contracts. In the recent year, CAPITAL FUND MANAGEMENT S.A. has increased its holdings by 46.9K contracts.