Stembrook Asset Management, LLC's ownership history for MPC

Stembrook Asset Management, LLC currently holds 2.6K shares with a market value of $624.1K. It started holding MPC on 2025-12-31. At its peak, it held 2.6K shares on 2025-12-31. Its highest holding value was $624.1K on 2026-03-31. At its lowest, it held 2.6K shares on 2025-12-31, with a value of $415.7K on 2025-12-31.