MILLENNIUM MANAGEMENT LLC's ownership history for CIEN

MILLENNIUM MANAGEMENT LLC currently holds 422.6K shares with a market value of $98.8M. It started holding CIEN on 2024-09-30. At its peak, it held 634.1K shares on 2025-03-31. Its highest holding value was $98.8M on 2025-12-31. At its lowest, it held 231.2K shares on 2024-12-31, with a value of $19.6M on 2024-12-31. In the recent 180 days, MILLENNIUM MANAGEMENT LLC has increased its shares by 151.1K. In the recent year, MILLENNIUM MANAGEMENT LLC has increased its shares by 191.4K.

It has also owned 715 contracts of calls, with the market value of the underlying securities totaling $16.7M on 2024-12-31. At its peak, it held 1.2K contracts of calls on 2024-12-31 and it owned calls with the market value of the underlying securities totaling $16.7M on 2025-12-31. At its lowest, it held 715 contracts of calls on 2025-12-31 and it owned calls with the market value of the underlying securities totaling $5.9M on 2025-03-31. In the recent 180 days, MILLENNIUM MANAGEMENT LLC has decreased its holdings by 204 contracts. In the recent year, MILLENNIUM MANAGEMENT LLC has decreased its holdings by 465 contracts.

It has also owned 595 contracts of puts, with the market value of the underlying securities totaling $13.9M on 2024-09-30. At its peak, it held 1.4K contracts of puts on 2025-06-30 and it owned puts with the market value of the underlying securities totaling $13.9M on 2025-12-31. At its lowest, it held 254 contracts of puts on 2024-09-30 and it owned puts with the market value of the underlying securities totaling $1.6M on 2024-09-30. In the recent 180 days, MILLENNIUM MANAGEMENT LLC has decreased its holdings by 764 contracts. In the recent year, MILLENNIUM MANAGEMENT LLC has increased its holdings by 422.3K contracts.