Ciena Corporation shares owned by BlackRock
Historical chart of BlackRock investment in Ciena Corporation
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All positions including Ciena Corporation held by BlackRock consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Ciena Corporation by BlackRock
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $2.3B | 16M | 145.67 |
| 2025-06-30 | $1.4B | 17M | 81.33 |
| 2025-03-31 | $1.0B | 17M | 60.43 |
| 2024-12-31 | $1.5B | 17M | 84.81 |
| 2024-09-30 | $995M | 16M | 61.59 |