D. E. Shaw & Co., Inc.'s ownership history for INSM

D. E. Shaw & Co., Inc. currently holds 5.7M shares with a market value of $814.7M. It started holding INSM on 2024-12-31. At its peak, it held 5.7M shares on 2025-09-30. Its highest holding value was $814.7M on 2025-09-30. At its lowest, it held 508.8K shares on 2024-12-31, with a value of $35.1M on 2024-12-31. In the recent 180 days, D. E. Shaw & Co., Inc. has increased its shares by 4.9M.

It has also owned 617 contracts of calls, with the market value of the underlying securities totaling $8.9M on 2025-09-30. At its peak, it held 617 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $8.9M on 2025-09-30. At its lowest, it held 617 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $8.9M on 2025-09-30.

It has also owned 100 contracts of puts, with the market value of the underlying securities totaling $1.4M on 2024-12-31. At its peak, it held 100 contracts of puts on 2024-12-31 and it owned puts with the market value of the underlying securities totaling $1.4M on 2025-09-30. At its lowest, it held 100 contracts of puts on 2024-12-31 and it owned puts with the market value of the underlying securities totaling $690.4K on 2024-12-31. In the recent 180 days, D. E. Shaw & Co., Inc. has increased its holdings by 0 contracts.