CHELSEA COUNSEL CO's ownership history for CIEN

CHELSEA COUNSEL CO currently holds 7 shares with a market value of $1.6K. It started holding CIEN on 2025-09-30. At its peak, it held 7 shares on 2025-09-30. Its highest holding value was $1.6K on 2025-12-31. At its lowest, it held 7 shares on 2025-09-30, with a value of $1.0K on 2025-09-30. In the recent 180 days, CHELSEA COUNSEL CO has increased its shares by 0.