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

Parallax Volatility Advisers, L.P. currently holds 40.8K shares with a market value of $873.9K. It started holding AMPX on 2026-03-31. At its peak, it held 40.8K shares on 2026-03-31. Its highest holding value was $873.9K on 2026-03-31. At its lowest, it held 40.8K shares on 2026-03-31, with a value of $873.9K on 2026-03-31.

It has also owned 3.9K contracts of puts, with the market value of the underlying securities totaling $8.3M on 2026-03-31. At its peak, it held 3.9K contracts of puts on 2026-03-31 and it owned puts with the market value of the underlying securities totaling $8.3M on 2026-03-31. At its lowest, it held 3.9K contracts of puts on 2026-03-31 and it owned puts with the market value of the underlying securities totaling $8.3M on 2026-03-31.