GREAT LAKES ADVISORS, LLC's ownership history for MRK

GREAT LAKES ADVISORS, LLC currently holds 1.6M shares with a market value of $137.5M. It started holding MRK on 2024-09-30. At its peak, it held 1.7M shares on 2025-06-30. Its highest holding value was $137.5M on 2025-09-30. At its lowest, it held 1.1M shares on 2024-09-30, with a value of $103.5M on 2025-03-31. In the recent 180 days, GREAT LAKES ADVISORS, LLC has increased its shares by 482.9K. In the recent year, GREAT LAKES ADVISORS, LLC has increased its shares by 504.1K.