Quantum Portfolio Management LLC's ownership history for GPK

Quantum Portfolio Management LLC currently holds 16.9K shares with a market value of $254.2K. It started holding GPK on 2025-03-31. At its peak, it held 16.9K shares on 2025-12-31. Its highest holding value was $312.1K on 2025-06-30. At its lowest, it held 10.1K shares on 2025-03-31, with a value of $254.2K on 2025-12-31. In the recent 180 days, Quantum Portfolio Management LLC has increased its shares by 2.1K.