Polar Asset Management Partners Inc.'s ownership history for MASI

Polar Asset Management Partners Inc. currently holds 232.0K shares with a market value of $41.3M. It started holding MASI on 2026-03-31. At its peak, it held 232.0K shares on 2026-03-31. Its highest holding value was $41.3M on 2026-03-31. At its lowest, it held 232.0K shares on 2026-03-31, with a value of $41.3M on 2026-03-31.

It has also owned 250 contracts of calls, with the market value of the underlying securities totaling $4.4M on 2026-03-31. At its peak, it held 250 contracts of calls on 2026-03-31 and it owned calls with the market value of the underlying securities totaling $4.4M on 2026-03-31. At its lowest, it held 250 contracts of calls on 2026-03-31 and it owned calls with the market value of the underlying securities totaling $4.4M on 2026-03-31.