CAISSE DE DEPOT ET PLACEMENT DU QUEBEC's ownership history for CIEN

CAISSE DE DEPOT ET PLACEMENT DU QUEBEC currently holds 64.5K shares with a market value of $25.0M. It started holding CIEN on 2025-12-31. At its peak, it held 64.5K shares on 2026-03-31. Its highest holding value was $25.0M on 2026-03-31. At its lowest, it held 61.8K shares on 2025-12-31, with a value of $14.5M on 2025-12-31.