Great Diamond Partners, LLC's ownership history for AMT

Great Diamond Partners, LLC currently holds 2.3K shares with a market value of $450.6K. It started holding AMT on 2025-06-30. At its peak, it held 2.4K shares on 2025-06-30. Its highest holding value was $522.7K on 2025-06-30. At its lowest, it held 2.3K shares on 2025-09-30, with a value of $450.6K on 2025-09-30.