Ciena Corporation shares owned by Loomis, Sayles and
Quarter-by-quarter ownership of Ciena Corporation (CIEN) shares owned by Loomis, Sayles and
from 13F filings
Historical chart of Loomis, Sayles and investment in Ciena Corporation
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Quarterly reported holdings in Ciena Corporation by Loomis, Sayles and
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2023-09-30 | $29M | 615k | 47.26 |
| 2023-06-30 | $30M | 696k | 42.49 |
| 2023-03-31 | $38M | 720k | 52.52 |
| 2022-12-31 | $37M | 723k | 50.98 |
| 2022-09-30 | $27M | 671k | 40.43 |
| 2022-06-30 | $31M | 678k | 45.70 |
| 2022-03-31 | $41M | 683k | 60.63 |
| 2021-12-31 | $51M | 661k | 76.97 |
| 2021-09-30 | $30M | 577k | 51.35 |
| 2021-06-30 | $29M | 509k | 56.89 |
| 2020-09-30 | $12M | 313k | 39.69 |
| 2020-06-30 | $30M | 546k | 54.16 |
| 2020-03-31 | $20M | 503k | 39.81 |
| 2019-12-31 | $20M | 475k | 42.69 |
| 2019-09-30 | $20M | 511k | 39.23 |
| 2019-06-30 | $16M | 380k | 41.13 |
| 2019-03-31 | $15M | 403k | 37.34 |
| 2018-12-31 | $10M | 302k | 33.91 |
| 2018-09-30 | $6.3M | 201k | 31.24 |
| 2018-06-30 | $38k | 1.4k | 26.50 |
| 2018-03-31 | $39k | 1.5k | 25.73 |
| 2017-12-31 | $35k | 1.7k | 20.65 |
| 2017-09-30 | $16k | 734 | 21.80 |
| 2017-06-30 | $33k | 1.3k | 25.31 |
| 2016-09-30 | $5.0k | 226 | 22.12 |
| 2016-03-31 | $11M | 573k | 19.02 |
| 2015-12-31 | $12M | 577k | 20.69 |
| 2015-09-30 | $12M | 580k | 20.72 |
| 2015-06-30 | $14M | 573k | 23.68 |
| 2015-03-31 | $12M | 625k | 19.31 |
| 2014-12-31 | $16M | 798k | 19.41 |
| 2014-09-30 | $14M | 829k | 16.72 |
| 2014-06-30 | $16M | 744k | 21.66 |
| 2014-03-31 | $18M | 782k | 22.74 |
| 2013-12-31 | $23M | 954k | 23.93 |
| 2013-09-30 | $27M | 1.1M | 24.98 |
| 2013-06-30 | $21M | 1.1M | 19.42 |
| 2013-03-31 | $19M | 1.2M | 16.01 |
| 2012-09-30 | $14M | 1.0M | 13.60 |