OBERWEIS ASSET MANAGEMENT INC/'s ownership history for AMGN

OBERWEIS ASSET MANAGEMENT INC/ currently holds 1.0K shares with a market value of $338.8K. It started holding AMGN on 2024-09-30. At its peak, it held 1.0K shares on 2025-12-31. Its highest holding value was $338.8K on 2025-12-31. At its lowest, it held 1.0K shares on 2024-09-30, with a value of $269.0K on 2024-12-31. In the recent 180 days, OBERWEIS ASSET MANAGEMENT INC/ has increased its shares by 1. In the recent year, OBERWEIS ASSET MANAGEMENT INC/ has increased its shares by 3.