BlackRock Portfolio Management LLC's ownership history for KOS

BlackRock Portfolio Management LLC currently holds 8.3M shares with a market value of $10.7M. It started holding KOS on 2025-12-31. At its peak, it held 8.3M shares on 2025-12-31. Its highest holding value was $10.7M on 2025-12-31. At its lowest, it held 8.3M shares on 2025-12-31, with a value of $10.7M on 2025-12-31.