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

Polar Asset Management Partners Inc. currently holds 1.4M shares with a market value of $22.8M. It started holding SEM on 2026-03-31. At its peak, it held 1.4M shares on 2026-03-31. Its highest holding value was $22.8M on 2026-03-31. At its lowest, it held 1.4M shares on 2026-03-31, with a value of $22.8M on 2026-03-31.