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

Parallax Volatility Advisers, L.P. currently holds 1 shares with a market value of $122. It started holding XBI on 2024-09-30. At its peak, it held 316.0K shares on 2024-12-31. Its highest holding value was $28.5M on 2024-12-31. At its lowest, it held 1 shares on 2025-12-31, with a value of $122 on 2025-12-31. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its shares by 1.9K. In the recent year, Parallax Volatility Advisers, L.P. has decreased its shares by 316.0K.

It has also owned 4.4K contracts of calls, with the market value of the underlying securities totaling $53.3M on 2024-09-30. At its peak, it held 6.4K contracts of calls on 2024-09-30 and it owned calls with the market value of the underlying securities totaling $63.2M on 2024-09-30. At its lowest, it held 76 contracts of calls on 2025-06-30 and it owned calls with the market value of the underlying securities totaling $630.3K on 2025-06-30. In the recent 180 days, Parallax Volatility Advisers, L.P. has increased its holdings by 4.3K contracts. In the recent year, Parallax Volatility Advisers, L.P. has increased its holdings by 2.1K contracts.

It has also owned 826 contracts of puts, with the market value of the underlying securities totaling $10.1M on 2024-09-30. At its peak, it held 17.1K contracts of puts on 2024-12-31 and it owned puts with the market value of the underlying securities totaling $154.1M on 2024-12-31. At its lowest, it held 826 contracts of puts on 2025-12-31 and it owned puts with the market value of the underlying securities totaling $10.1M on 2025-12-31. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its holdings by 416 contracts. In the recent year, Parallax Volatility Advisers, L.P. has decreased its holdings by 17.1K contracts.