CIENNYSETelephone & Telegraph ApparatusFiscal year ends October 31
CIENA CORP
Financials through Q3 FY2026, quarter ended Aug 1, 2026Last filing: 10-Q on Sep 3, 2026
$344.20+11.47 (+3.45%)
Close on Oct 19, 2026
- Market cap
- $50.24B
- P/E (TTM)
- 76.8
- Dividend yield
- –
SEC filings
40 of Ciena's most recent filings on SEC EDGAR
| Document | Form | Period | Filed | Source |
|---|---|---|---|---|
| Quarterly report | 10-Q | Aug 1, 2026 | Sep 3, 2026 | SEC EDGAR |
| Current report | 8-K | Sep 3, 2026 | Sep 3, 2026 | SEC EDGAR |
| Current report | 8-K | Jun 8, 2026 | Jun 11, 2026 | SEC EDGAR |
| Current report | 8-K | Jun 8, 2026 | Jun 8, 2026 | SEC EDGAR |
| Quarterly report | 10-Q | May 2, 2026 | Jun 4, 2026 | SEC EDGAR |
| Current report | 8-K | Jun 4, 2026 | Jun 4, 2026 | SEC EDGAR |
| Current report | 8-K | Mar 26, 2026 | Mar 31, 2026 | SEC EDGAR |
| Quarterly report | 10-Q | Jan 31, 2026 | Mar 5, 2026 | SEC EDGAR |
| Current report | 8-K | Mar 5, 2026 | Mar 5, 2026 | SEC EDGAR |
| Proxy statement | DEF 14A | Mar 26, 2026 | Feb 12, 2026 | SEC EDGAR |
| Annual report | 10-K | Nov 1, 2025 | Dec 12, 2025 | SEC EDGAR |
| Current report | 8-K | Dec 11, 2025 | Dec 11, 2025 | SEC EDGAR |
| Current report | 8-K | Nov 30, 2025 | Dec 4, 2025 | SEC EDGAR |
| Current report | 8-K | Oct 7, 2025 | Oct 7, 2025 | SEC EDGAR |
| Current report | 8-K | Sep 22, 2025 | Sep 22, 2025 | SEC EDGAR |
| Quarterly report | 10-Q | Aug 2, 2025 | Sep 4, 2025 | SEC EDGAR |
| Current report | 8-K | Sep 4, 2025 | Sep 4, 2025 | SEC EDGAR |
| Current report | 8-K | Jun 18, 2025 | Jun 18, 2025 | SEC EDGAR |
| Quarterly report | 10-Q | May 3, 2025 | Jun 5, 2025 | SEC EDGAR |
| Current report | 8-K | Jun 5, 2025 | Jun 5, 2025 | SEC EDGAR |
| Current report | 8-K | Mar 27, 2025 | Apr 1, 2025 | SEC EDGAR |
| Quarterly report | 10-Q | Feb 1, 2025 | Mar 12, 2025 | SEC EDGAR |
| Current report | 8-K | Mar 11, 2025 | Mar 11, 2025 | SEC EDGAR |
| Proxy statement | DEF 14A | Mar 27, 2025 | Feb 13, 2025 | SEC EDGAR |
| Current report | 8-K | Jan 17, 2025 | Jan 21, 2025 | SEC EDGAR |
| Annual report | 10-K | Nov 2, 2024 | Dec 20, 2024 | SEC EDGAR |
| Current report | 8-K | Dec 12, 2024 | Dec 12, 2024 | SEC EDGAR |
| Current report | 8-K | Oct 2, 2024 | Oct 2, 2024 | SEC EDGAR |
| Quarterly report | 10-Q | Jul 27, 2024 | Sep 4, 2024 | SEC EDGAR |
| Current report | 8-K | Sep 4, 2024 | Sep 4, 2024 | SEC EDGAR |
| Quarterly report | 10-Q | Apr 27, 2024 | Jun 6, 2024 | SEC EDGAR |
| Current report | 8-K | Jun 6, 2024 | Jun 6, 2024 | SEC EDGAR |
| Current report | 8-K | Apr 22, 2024 | Apr 23, 2024 | SEC EDGAR |
| Current report | 8-K | Mar 21, 2024 | Mar 26, 2024 | SEC EDGAR |
| Quarterly report | 10-Q | Jan 27, 2024 | Mar 7, 2024 | SEC EDGAR |
| Current report | 8-K | Mar 7, 2024 | Mar 7, 2024 | SEC EDGAR |
| Proxy statement | DEF 14A | Mar 21, 2024 | Feb 8, 2024 | SEC EDGAR |
| Annual report | 10-K | Oct 28, 2023 | Dec 15, 2023 | SEC EDGAR |
| Current report | 8-K | Dec 7, 2023 | Dec 7, 2023 | SEC EDGAR |
| Current report | 8-K | Oct 24, 2023 | Oct 25, 2023 | SEC EDGAR |