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

Parallax Volatility Advisers, L.P. currently holds 35.0K shares with a market value of $4.7M. It started holding ABT on 2024-12-31. At its peak, it held 42.6K shares on 2025-03-31. Its highest holding value was $5.7M on 2025-03-31. At its lowest, it held 2.9K shares on 2025-06-30, with a value of $400.0K on 2025-06-30. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its shares by 7.6K.

It has also owned 7 contracts of calls, with the market value of the underlying securities totaling $93.8K on 2024-09-30. At its peak, it held 5.8K contracts of calls on 2024-09-30 and it owned calls with the market value of the underlying securities totaling $66.3M on 2024-09-30. At its lowest, it held 7 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $93.8K on 2025-09-30. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its holdings by 310 contracts. In the recent year, Parallax Volatility Advisers, L.P. has decreased its holdings by 5.8K contracts.

It has also owned 590 contracts of puts, with the market value of the underlying securities totaling $7.9M on 2024-09-30. At its peak, it held 887 contracts of puts on 2025-03-31 and it owned puts with the market value of the underlying securities totaling $11.8M on 2025-03-31. At its lowest, it held 258 contracts of puts on 2025-06-30 and it owned puts with the market value of the underlying securities totaling $3.5M on 2025-06-30. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its holdings by 297 contracts. In the recent year, Parallax Volatility Advisers, L.P. has increased its holdings by 34.3K contracts.