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

Yorktown Management & Research Co Inc currently holds 1.6K shares with a market value of $385.9K. It started holding CIEN on 2025-12-31. At its peak, it held 1.6K shares on 2025-12-31. Its highest holding value was $385.9K on 2025-12-31. At its lowest, it held 1.6K shares on 2025-12-31, with a value of $385.9K on 2025-12-31.