Yorktown Management & Research Co Inc's ownership history for ZWS

Yorktown Management & Research Co Inc currently holds 9.8K shares with a market value of $437.2K. It started holding ZWS on 2025-06-30. At its peak, it held 9.8K shares on 2025-06-30. Its highest holding value was $458.5K on 2025-09-30. At its lowest, it held 9.8K shares on 2025-06-30, with a value of $356.6K on 2025-06-30. In the recent 180 days, Yorktown Management & Research Co Inc has increased its shares by 0.