OSTRUM ASSET MANAGEMENT's ownership history for CIEN

OSTRUM ASSET MANAGEMENT currently holds 2.7K shares with a market value of $627.0K. 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 $820.6K on 2025-06-30. 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 decreased its shares by 7.4K.