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

Parallax Volatility Advisers, L.P. currently holds 0 shares with a market value of $0. It started holding AMSC on . At its peak, it held -Infinity shares on . Its highest holding value was $-Infinity on . At its lowest, it held InfinityB shares on , with a value of $InfinityB on .

It has also owned 275 contracts of calls, with the market value of the underlying securities totaling $1.6M on 2024-09-30. At its peak, it held 500 contracts of calls on 2024-09-30 and it owned calls with the market value of the underlying securities totaling $1.6M on 2025-09-30. At its lowest, it held 275 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $1.2M on 2024-09-30. In the recent 180 days, Parallax Volatility Advisers, L.P. has decreased its holdings by 225 contracts.