OSTRUM ASSET MANAGEMENT's ownership history for CIEN

OSTRUM ASSET MANAGEMENT currently holds 5.9K shares with a market value of $2.3M. It started holding CIEN on 2025-06-30. At its peak, it held 10.1K shares on 2025-06-30. Its highest holding value was $2.3M on 2026-03-31. At its lowest, it held 2.7K shares on 2025-12-31, with a value of $627.0K on 2025-12-31. In the recent 180 days, OSTRUM ASSET MANAGEMENT has increased its shares by 804.