Parallax Volatility Advisers, L.P.'s ownership history for GFS

Parallax Volatility Advisers, L.P. currently holds 14.2K shares with a market value of $525.0K. It started holding GFS on 2024-09-30. At its peak, it held 34.2K shares on 2024-09-30. Its highest holding value was $1.4M on 2024-09-30. At its lowest, it held 14.2K shares on 2025-03-31, with a value of $525.0K on 2025-03-31. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its shares by 20.0K.

It has also owned 700 contracts of calls, with the market value of the underlying securities totaling $2.5M on 2024-12-31. At its peak, it held 700 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $2.5M on 2025-09-30. At its lowest, it held 149 contracts of calls on 2024-12-31 and it owned calls with the market value of the underlying securities totaling $639.4K on 2024-12-31.

It has also owned 700 contracts of puts, with the market value of the underlying securities totaling $2.5M on 2024-09-30. At its peak, it held 1.4K contracts of puts on 2024-09-30 and it owned puts with the market value of the underlying securities totaling $6.1M on 2024-12-31. At its lowest, it held 700 contracts of puts on 2025-09-30 and it owned puts with the market value of the underlying securities totaling $2.5M on 2025-09-30. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its holdings by 722 contracts.