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

Parallax Volatility Advisers, L.P. currently holds 196.4K shares with a market value of $18.9M. It started holding UAL on 2024-09-30. At its peak, it held 378.5K shares on 2024-12-31. Its highest holding value was $36.8M on 2024-12-31. At its lowest, it held 76.2K shares on 2024-09-30, with a value of $4.3M on 2024-09-30. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its shares by 168.3K. In the recent year, Parallax Volatility Advisers, L.P. has increased its shares by 120.2K.

It has also owned 2.5K contracts of calls, with the market value of the underlying securities totaling $24.3M on 2024-09-30. At its peak, it held 5.0K contracts of calls on 2024-09-30 and it owned calls with the market value of the underlying securities totaling $28.6M on 2024-09-30. At its lowest, it held 2.5K contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $18.5M on 2025-03-31. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its holdings by 157 contracts. In the recent year, Parallax Volatility Advisers, L.P. has decreased its holdings by 2.5K contracts.

It has also owned 18.8K contracts of puts, with the market value of the underlying securities totaling $181.6M on 2024-09-30. At its peak, it held 28.8K contracts of puts on 2024-09-30 and it owned puts with the market value of the underlying securities totaling $257.4M on 2024-12-31. At its lowest, it held 18.8K contracts of puts on 2025-09-30 and it owned puts with the market value of the underlying securities totaling $160.1M on 2025-06-30. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its holdings by 7.4K contracts. In the recent year, Parallax Volatility Advisers, L.P. has increased its holdings by 167.6K contracts.