Ciena Corporation shares owned by Rhumbline Advisers
Quarter-by-quarter ownership of Ciena Corporation (CIEN) shares owned by Rhumbline Advisers
from 13F filings
Historical chart of Rhumbline Advisers investment in Ciena Corporation
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Quarterly reported holdings in Ciena Corporation by Rhumbline Advisers
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $54M | 372k | 145.67 |
| 2025-06-30 | $31M | 379k | 81.33 |
| 2025-03-31 | $23M | 381k | 60.43 |
| 2024-12-31 | $33M | 390k | 84.81 |
| 2024-09-30 | $24M | 388k | 61.59 |
| 2024-06-30 | $19M | 392k | 48.18 |
| 2024-03-31 | $20M | 408k | 49.45 |
| 2023-12-31 | $20M | 432k | 45.01 |
| 2023-09-30 | $22M | 454k | 47.26 |
| 2023-06-30 | $20M | 460k | 42.49 |
| 2023-03-31 | $24M | 452k | 52.52 |
| 2022-12-31 | $23M | 453k | 50.98 |
| 2022-09-30 | $18M | 434k | 40.43 |
| 2022-06-30 | $20M | 430k | 45.70 |
| 2022-03-31 | $25M | 406k | 60.63 |
| 2021-12-31 | $32M | 414k | 76.97 |
| 2021-09-30 | $21M | 417k | 51.35 |
| 2021-06-30 | $25M | 430k | 56.89 |
| 2021-03-31 | $24M | 433k | 54.72 |
| 2020-12-31 | $22M | 423k | 52.85 |
| 2020-09-30 | $16M | 411k | 39.69 |
| 2020-06-30 | $23M | 423k | 54.16 |
| 2020-03-31 | $17M | 418k | 39.81 |
| 2019-12-31 | $16M | 385k | 42.69 |
| 2019-09-30 | $16M | 396k | 39.23 |
| 2019-06-30 | $16M | 380k | 41.13 |
| 2019-03-31 | $18M | 475k | 37.34 |
| 2018-12-31 | $16M | 465k | 33.91 |
| 2018-09-30 | $8.4M | 269k | 31.24 |
| 2018-06-30 | $7.1M | 268k | 26.51 |
| 2018-03-31 | $6.5M | 253k | 25.90 |
| 2017-12-31 | $5.5M | 262k | 20.93 |
| 2017-09-30 | $6.3M | 288k | 21.97 |
| 2017-06-30 | $7.2M | 286k | 25.02 |
| 2017-03-31 | $6.7M | 284k | 23.61 |
| 2016-12-31 | $6.8M | 277k | 24.41 |
| 2016-09-30 | $5.7M | 263k | 21.80 |
| 2016-06-30 | $4.6M | 246k | 18.75 |
| 2016-03-31 | $4.5M | 239k | 19.02 |
| 2015-12-31 | $4.8M | 231k | 20.69 |
| 2015-09-30 | $4.5M | 216k | 20.72 |
| 2015-06-30 | $4.8M | 202k | 23.68 |
| 2015-03-31 | $3.4M | 176k | 19.31 |
| 2014-12-31 | $2.9M | 151k | 19.41 |
| 2014-09-30 | $2.7M | 160k | 16.72 |
| 2014-06-30 | $3.5M | 160k | 21.66 |
| 2014-03-31 | $4.3M | 189k | 22.74 |
| 2013-12-31 | $4.6M | 193k | 23.93 |
| 2013-09-30 | $5.0M | 199k | 24.98 |
| 2013-06-30 | $3.9M | 200k | 19.42 |
| 2013-03-31 | $3.4M | 209k | 16.01 |
| 2012-12-31 | $3.6M | 229k | 15.70 |
| 2012-09-30 | $2.7M | 202k | 13.60 |
| 2012-06-30 | $3.2M | 193k | 16.37 |
| 2012-03-31 | $2.7M | 165k | 16.19 |
| 2011-12-31 | $2.1M | 174k | 12.10 |
| 2011-09-30 | $2.1M | 184k | 11.20 |
| 2011-06-30 | $3.4M | 184k | 18.38 |
| 2011-03-31 | $4.7M | 182k | 25.96 |
| 2010-12-31 | $3.9M | 187k | 21.05 |
| 2010-09-30 | $2.8M | 178k | 15.57 |
| 2010-06-30 | $2.2M | 173k | 12.68 |
| 2010-03-31 | $2.3M | 149k | 15.24 |
| 2009-12-31 | $1.7M | 157k | 10.84 |
| 2009-09-30 | $2.8M | 172k | 16.28 |
| 2009-06-30 | $1.7M | 164k | 10.35 |
| 2009-03-31 | $1.2M | 159k | 7.78 |
| 2008-12-31 | $1.1M | 159k | 6.70 |
| 2008-09-30 | $1.7M | 164k | 10.08 |
| 2008-06-30 | $2.9M | 124k | 23.17 |
| 2008-03-31 | $3.4M | 110k | 30.83 |
| 2007-12-31 | $3.7M | 109k | 34.11 |
| 2007-09-30 | $3.9M | 103k | 38.08 |
| 2007-06-30 | $3.4M | 94k | 36.13 |
| 2007-03-31 | $2.2M | 77k | 27.95 |
| 2006-12-31 | $2.0M | 72k | 27.71 |