Ciena Corporation shares owned by Robeco Investment Management
Quarter-by-quarter ownership of Ciena Corporation (CIEN) shares owned by Robeco Investment Management
from 13F filings
Historical chart of Robeco Investment Management investment in Ciena Corporation
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Quarterly reported holdings in Ciena Corporation by Robeco Investment Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2023-12-31 | $10M | 229k | 45.01 |
| 2023-09-30 | $12M | 244k | 47.23 |
| 2023-06-30 | $11M | 249k | 42.49 |
| 2023-03-31 | $14M | 268k | 52.52 |
| 2020-09-30 | $44M | 804k | 54.16 |
| 2020-06-30 | $44M | 804k | 54.08 |
| 2020-03-31 | $61M | 1.5M | 39.85 |
| 2019-12-31 | $63M | 1.5M | 42.70 |
| 2019-09-30 | $61M | 1.5M | 40.77 |
| 2019-06-30 | $62M | 1.5M | 41.35 |
| 2019-03-31 | $66M | 1.8M | 37.34 |
| 2018-12-31 | $59M | 1.7M | 33.91 |
| 2018-09-30 | $60M | 1.9M | 31.24 |
| 2018-06-30 | $52M | 2.0M | 26.51 |
| 2018-03-31 | $50M | 1.9M | 25.90 |
| 2017-12-31 | $31M | 1.5M | 20.93 |
More positions owned by Robeco Investment Management
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