Ciena Corporation shares owned by John G.Ullman & Associates
Quarter-by-quarter ownership of Ciena Corporation (CIEN) shares owned by John G.Ullman & Associates
from 13F filings
Historical chart of John G.Ullman & Associates investment in Ciena Corporation
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Quarterly reported holdings in Ciena Corporation by John G.Ullman & Associates
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $2.4M | 17k | 145.67 |
| 2025-06-30 | $1.4M | 17k | 81.33 |
| 2025-03-31 | $1.0M | 17k | 60.43 |
| 2024-12-31 | $1.5M | 17k | 84.81 |
| 2024-09-30 | $1.1M | 17k | 61.59 |
| 2024-06-30 | $843k | 18k | 48.18 |
| 2024-03-31 | $816k | 17k | 49.45 |
| 2023-12-31 | $657k | 15k | 45.01 |
| 2023-09-30 | $681k | 14k | 47.26 |
| 2023-06-30 | $625k | 15k | 42.49 |
| 2023-03-31 | $578k | 11k | 52.55 |
| 2022-12-31 | $561k | 11k | 51.00 |
| 2022-09-30 | $259k | 6.4k | 40.47 |
| 2022-06-30 | $292k | 6.4k | 45.63 |
| 2022-03-31 | $333k | 5.5k | 60.55 |
| 2021-12-31 | $423k | 5.5k | 76.91 |
| 2021-09-30 | $277k | 5.4k | 51.30 |
| 2021-06-30 | $319k | 5.6k | 56.96 |
| 2021-03-31 | $306k | 5.6k | 54.64 |
| 2020-12-31 | $296k | 5.6k | 52.86 |
| 2019-03-31 | $205k | 5.5k | 37.27 |
| 2018-12-31 | $9.1M | 269k | 33.91 |
| 2018-09-30 | $8.6M | 275k | 31.24 |
| 2018-06-30 | $6.8M | 256k | 26.51 |
| 2018-03-31 | $6.8M | 263k | 25.90 |
| 2017-12-31 | $4.8M | 230k | 20.93 |
| 2017-09-30 | $5.0M | 226k | 21.97 |
| 2017-06-30 | $4.9M | 194k | 25.02 |
| 2017-03-31 | $3.7M | 158k | 23.61 |
| 2016-12-31 | $3.9M | 160k | 24.41 |
| 2016-09-30 | $3.9M | 177k | 21.80 |
| 2016-06-30 | $3.2M | 171k | 18.75 |
| 2016-03-31 | $1.5M | 80k | 19.02 |
| 2015-12-31 | $2.8M | 136k | 20.69 |
| 2015-09-30 | $2.5M | 119k | 20.72 |
| 2015-06-30 | $585k | 25k | 23.68 |
| 2014-06-30 | $225k | 10k | 21.63 |
| 2014-03-31 | $240k | 11k | 22.75 |
| 2013-12-31 | $264k | 11k | 23.89 |
| 2013-09-30 | $331k | 13k | 24.98 |
| 2013-06-30 | $368k | 19k | 19.42 |
| 2013-03-31 | $219k | 14k | 16.04 |
| 2012-12-31 | $217k | 14k | 15.72 |
| 2012-09-30 | $1.3M | 93k | 13.59 |
| 2012-06-30 | $1.5M | 92k | 16.37 |
| 2011-12-31 | $387k | 32k | 12.11 |
| 2011-09-30 | $523k | 47k | 11.21 |
More positions owned by John G.Ullman & Associates
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