OBERWEIS ASSET MANAGEMENT INC/'s ownership history for ATEC

OBERWEIS ASSET MANAGEMENT INC/ currently holds 1.9M shares with a market value of $20.8M. It started holding ATEC on 2025-09-30. At its peak, it held 1.9M shares on 2026-03-31. Its highest holding value was $21.0M on 2025-12-31. At its lowest, it held 461.1K shares on 2025-09-30, with a value of $6.7M on 2025-09-30. In the recent 180 days, OBERWEIS ASSET MANAGEMENT INC/ has increased its shares by 1.4M.