Artisan Partners Limited Partnership's ownership history for INSM

Artisan Partners Limited Partnership currently holds 4.8M shares with a market value of $843.0M. It started holding INSM on 2024-09-30. At its peak, it held 4.9M shares on 2025-09-30. Its highest holding value was $843.0M on 2025-12-31. At its lowest, it held 2.9M shares on 2024-09-30, with a value of $210.5M on 2024-09-30. In the recent 180 days, Artisan Partners Limited Partnership has increased its shares by 1.5M. In the recent year, Artisan Partners Limited Partnership has increased its shares by 1.7M.