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

Parallax Volatility Advisers, L.P. currently holds 2 shares with a market value of $691. It started holding HCA on 2024-09-30. At its peak, it held 15.1K shares on 2024-12-31. Its highest holding value was $5.2M on 2024-09-30. At its lowest, it held 2 shares on 2025-03-31, with a value of $691 on 2025-03-31. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its shares by 12.9K.

It has also owned 200 contracts of calls, with the market value of the underlying securities totaling $9.3M on 2025-03-31. At its peak, it held 250 contracts of calls on 2025-03-31 and it owned calls with the market value of the underlying securities totaling $9.3M on 2025-12-31. At its lowest, it held 200 contracts of calls on 2025-06-30 and it owned calls with the market value of the underlying securities totaling $7.7M on 2025-06-30. In the recent 180 days, Parallax Volatility Advisers, L.P. has increased its holdings by 0 contracts.

It has also owned 229 contracts of puts, with the market value of the underlying securities totaling $10.7M on 2024-09-30. At its peak, it held 229 contracts of puts on 2025-12-31 and it owned puts with the market value of the underlying securities totaling $10.7M on 2025-12-31. At its lowest, it held 80 contracts of puts on 2024-09-30 and it owned puts with the market value of the underlying securities totaling $2.8M on 2025-03-31. In the recent 180 days, Parallax Volatility Advisers, L.P. has increased its holdings by 79 contracts. In the recent year, Parallax Volatility Advisers, L.P. has decreased its holdings by 211 contracts.