About Ciena
Ciena is represented in this directory by its NYSE listing, CIEN. The research panel brings together its attributed price chart, technical indicators, financial data and news.
Sector: Information Technology.
Company identity and market-value ranking use a dated source snapshot. Reporting details below come from the company’s SEC filings where supplied.
- Legal name
- CIENA CORP
- Listing
- NYSE · CIEN
- SEC CIK
- 0000936395
- Directory rank
- #332
- SEC industry classification
- Telephone & Telegraph Apparatus
- Reported business location
- HANOVER, MD
- Bid
- Not supplied
- Ask
- Not supplied
The price and chart use the attributed providers shown above and may be delayed. A bid/ask feed and exchange order book are not connected to this page.
Capital & shareholder returns
Reported cash flows, financing and balance-sheet information.
SEC data retrieved 4 Nov 2026, 07:57:25 UTC. Last successfully checked 4 Nov 2026, 07:57:25 UTC. Reporting periods are shown below.
Annual cash flows
| Reported measure | Year ended 1 Nov 2025From 3 Nov 2024 Filed 12 Dec 2025 10-K ↗ | Year ended 2 Nov 2024From 29 Oct 2023 Filed 12 Dec 2025 10-K ↗ | Year ended 28 Oct 2023From 30 Oct 2022 Filed 12 Dec 2025 10-K ↗ |
|---|---|---|---|
| Operating cash flow | $806,093,000 | $514,532,000 | $168,332,000 |
| Capital expenditure | $140,801,000 | $136,641,000 | $106,197,000 |
| Free cash flow · calculated | $665,292,000 | $377,891,000 | $62,135,000 |
| Payments for share repurchases | $334,507,000 | $254,502,000 | $242,201,000 |
| Dividends paid | Not supplied | Not supplied | Not supplied |
| Proceeds from long-term debt | Not supplied | Not supplied | Not supplied |
| Repayments of long-term debt | $11,580,000 | $11,700,000 | $9,430,000 |
| Net financing cash flow | −$405,918,000 | −$285,061,000 | $229,380,000 |
Repurchases, dividends and repayments are cash payments. Net financing cash flow retains its reported sign. Free cash flow is operating cash flow less capital expenditure for the same period. Dividend payments may include dividend equivalents; the source filing gives the line-item definitions.
Cash, securities & debt
As of 1 Aug 2026 · USD
- Cash & cash equivalents
- $2,445,708,000Filing ↗
- Marketable securities · current
- Not supplied
- Marketable securities · noncurrent
- $213,553,000Filing ↗
- Commercial paper
- Not supplied
- Long-term debt · current portion
- $0Filing ↗
- Long-term debt · noncurrent
- $3,229,843,000Filing ↗
- Total assets
- $7,997,240,000Filing ↗
- Shareholders’ equity
- $3,056,738,000Filing ↗
Debt components follow the company’s reported standard concepts. A total is not inferred from potentially overlapping debt categories. Missing amounts are not treated as zero.
Reported share counts
- Shares on filing cover
- 141,808,525Filing ↗As of 28 Aug 2026
Filed 3 Sep 2026 - Period-end common shares
- 141,897,511Filing ↗As of 1 Aug 2026
Filed 3 Sep 2026
Shares outstanding and weighted-average shares used for earnings per share are different measures. Separate share classes or depositary receipts can also have different units; consult the filing for the security represented.
Source: SEC EDGAR · Retrieved 4 Nov 2026, 07:57:25 UTC. Each amount retains its period, filing date and original source.
Ownership disclosures
Ownership percentages require a dated holder disclosure. The source filings below provide the company’s available proxy and shareholder information.
A live shareholder register or verified ownership-percentage feed is not connected.
Listing & company filings
| Form | Filed | Report date | Source |
|---|---|---|---|
| 10-Q | 3 Sep 2026 | 1 Aug 2026 | Read filing ↗ |
| 8-K | 3 Sep 2026 | 3 Sep 2026 | Read filing ↗ |
| 8-K | 11 Jun 2026 | 8 Jun 2026 | Read filing ↗ |
| 8-K | 8 Jun 2026 | 8 Jun 2026 | Read filing ↗ |
| 10-Q | 4 Jun 2026 | 2 May 2026 | Read filing ↗ |
| 8-K | 4 Jun 2026 | 4 Jun 2026 | Read filing ↗ |
| 8-K | 31 Mar 2026 | 26 Mar 2026 | Read filing ↗ |
| 10-Q | 5 Mar 2026 | 31 Jan 2026 | Read filing ↗ |
IPO dates, offer prices and stock-split histories are shown only when a verified company-specific source is connected. They are not supplied by the current directory feed.
Market-value snapshot: TickerInside, CC BY 4.0. This is a source observation, not a live valuation.
CIEN stock FAQs
Where is Ciena listed?
This page covers the NYSE listing CIEN. Company and exchange identifiers come from the dated directory sources linked above.
Are the stock price, bid and ask live?
Price and chart delays depend on the provider and are identified in the research panel. No bid/ask feed is connected. Check an appropriately entitled brokerage market-data service for an executable quote.
What do the capital and funding figures show?
They show the company’s reported cash flows and balance-sheet figures where matching standard facts are available. Cash paid for buybacks or dividends is separate from a new authorization or dividend announcement. Each figure retains its reporting date.
Why can a financial figure be unavailable?
A company may use a different reporting currency, accounting standard or filing concept, or the source may not supply that fact. Missing values remain unavailable. The official filing links provide the original disclosures.
Can I buy or sell shares on LedgerGain?
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