BROWN BROTHERS HARRIMAN & CO's ownership history for MPC

BROWN BROTHERS HARRIMAN & CO currently holds 5.2K shares with a market value of $850.9K. It started holding MPC on 2024-09-30. At its peak, it held 5.3K shares on 2024-09-30. Its highest holding value was $985.1K on 2025-09-30. At its lowest, it held 4.4K shares on 2024-12-31, with a value of $612.8K on 2024-12-31. In the recent 180 days, BROWN BROTHERS HARRIMAN & CO has increased its shares by 635. In the recent year, BROWN BROTHERS HARRIMAN & CO has increased its shares by 839.