Quick Answer
CIENA CORP reported Shares Outstanding of 141.02 million shares for fiscal year 2025.
CIENA CORP Shares Outstanding — Annual History
| Fiscal Year | Shares Outstanding | YoY Change |
|---|---|---|
| 2025 | 141.02M | -1.1% |
| 2024 | 142.66M | -1.5% |
| 2023 | 144.83M | -2.4% |
| 2022 | 148.41M | -4.2% |
| 2021 | 154.86M | +0.2% |
| 2020 | 154.56M | +0.1% |
| 2019 | 154.40M | +0.1% |
| 2018 | 154.32M | +7.9% |
| 2017 | 143.04M | +2.3% |
| 2016 | 139.77M | +3.1% |
| 2015 | 135.61M | +26.8% |
| 2014 | 106.98M | +3.2% |
| 2013 | 103.71M | +3.1% |
| 2012 | 100.60M | +3.2% |
| 2011 | 97.44M | +3.6% |
| 2010 | 94.06M | +2.2% |
| 2009 | 92.04M | — |
Quarterly Shares Outstanding
| Quarter Ending | Shares Outstanding | YoY | QoQ |
|---|---|---|---|
| January 31, 2026 | 141.45M | -0.8% | +0.3% |
| October 31, 2025 | 141.02M | -1.1% | -0.2% |
| July 31, 2025 | 141.34M | — | -0.2% |
| April 30, 2025 | 141.69M | -1.7% | -0.6% |
| January 31, 2025 | 142.53M | -1.7% | -0.1% |
| October 31, 2024 | 142.66M | -1.5% | -1.1% |
| April 30, 2024 | 144.20M | -3.5% | -0.5% |
| January 31, 2024 | 144.95M | -2.8% | +0.1% |
- CIENA CORP showed a decrease of -1.1% in Shares Outstanding compared to the prior fiscal year.
- Over the 2009–2025 period, CIENA CORP’s shares outstanding has grown by 53.2% (from 92.04 million shares to 141.02 million shares).
- The most recent figure is from CIENA CORP’s fiscal year 2025 report (Form 10-K), filed with the SEC on December 12, 2025.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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