SIG BROKERAGE, LP's ownership history for BIIB

SIG BROKERAGE, LP currently holds 10.9K shares with a market value of $1.9M. It started holding BIIB on 2024-12-31. At its peak, it held 10.9K shares on 2025-12-31. Its highest holding value was $1.9M on 2025-12-31. At its lowest, it held 3.4K shares on 2025-06-30, with a value of $424.4K on 2025-06-30. In the recent 180 days, SIG BROKERAGE, LP has increased its shares by 7.5K. In the recent year, SIG BROKERAGE, LP has increased its shares by 6.5K.

It has also owned 50 contracts of calls, with the market value of the underlying securities totaling $700.4K on 2025-09-30. At its peak, it held 50 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $700.4K on 2025-09-30. At its lowest, it held 50 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $700.4K on 2025-09-30.

It has also owned 87 contracts of puts, with the market value of the underlying securities totaling $1.5M on 2025-12-31. At its peak, it held 87 contracts of puts on 2025-12-31 and it owned puts with the market value of the underlying securities totaling $1.5M on 2025-12-31. At its lowest, it held 87 contracts of puts on 2025-12-31 and it owned puts with the market value of the underlying securities totaling $1.5M on 2025-12-31.