OBERWEIS ASSET MANAGEMENT INC/'s ownership history for SPY

OBERWEIS ASSET MANAGEMENT INC/ currently holds 2.4K shares with a market value of $1.5M. It started holding SPY on 2024-09-30. At its peak, it held 3.6K shares on 2024-09-30. Its highest holding value was $2.1M on 2024-09-30. At its lowest, it held 2.1K shares on 2025-12-31, with a value of $1.2M on 2025-03-31. In the recent 180 days, OBERWEIS ASSET MANAGEMENT INC/ has increased its shares by 201. In the recent year, OBERWEIS ASSET MANAGEMENT INC/ has increased its shares by 211.