Grantham, Mayo, Van Otterloo & Co. LLC's ownership history for MPC

Grantham, Mayo, Van Otterloo & Co. LLC currently holds 5.3K shares with a market value of $1.0M. It started holding MPC on 2025-06-30. At its peak, it held 6.8K shares on 2025-06-30. Its highest holding value was $1.1M on 2025-06-30. At its lowest, it held 5.3K shares on 2025-09-30, with a value of $1.0M on 2025-09-30.