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: –

Dividends

Ciena has not reported a dividend

No dividend per share appears in Ciena's annual filings since fiscal 2010.

Where these numbers come from

Parsed from the XBRL in Ciena's annual and quarterly filings with the SEC
Per-share figures adjusted for the 1-for-7 reverse split on Sep 25, 2006
Fourth quarters derived from the annual report minus nine months
Every figure in the statements links to its source filing

Against peers

Trailing twelve months. Peers are matched on business description, industry and size. Ticks are peers, the dot is CIEN.

Revenue growth32.6% · median 25.5%

Gross margin44.1% · median 41.9%

Operating margin12.3% · median 5.8%

Net margin10.9% · median 19.8%

Company	Revenue	Growth
CIEN	$6.02B	+32.6%
FN	$4.64B	+35.7%
UI	$3.27B	+27.2%
VISN	$1.82B	+23.7%
ADTN	$1.14B	+15.7%
NOK	–	–

Company

Next earnings (est.): Dec 10, 2026, before open
Exchange: NYSE
Industry: Telephone & Telegraph Apparatus
Fiscal year ends: October 31
Employees: 9,080
Held by institutions: 93.3%
Auditor: PricewaterhouseCoopers LLP
SEC CIK: 936395

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