Keystone Financial Planning, Inc.'s ownership history for AMGN

Keystone Financial Planning, Inc. currently holds 612 shares with a market value of $200.3K. It started holding AMGN on 2025-12-31. At its peak, it held 612 shares on 2025-12-31. Its highest holding value was $200.3K on 2025-12-31. At its lowest, it held 612 shares on 2025-12-31, with a value of $200.3K on 2025-12-31.