Columbia Asset Management's ownership history for MPC

Columbia Asset Management currently holds 1.1K shares with a market value of $268.6K. It started holding MPC on 2025-09-30. At its peak, it held 1.1K shares on 2025-09-30. Its highest holding value was $268.6K on 2026-03-31. At its lowest, it held 1.1K shares on 2025-09-30, with a value of $212.0K on 2025-09-30.