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Ciena Corp (CIEN) Financial History

20 years of revenue, earnings, cash-flow and balance-sheet history from public filings.

TECHNOLOGY · Communications Equipment · DATA UPDATED 2026-07-14

Ciena Corp (CIEN) operates in the Communications Equipment industry and is headquartered in Hanover, United States with about 8,898 employees. Its market capitalization is roughly $55 billion. In the fiscal year ended 2025-10-31, CIEN reported $4.8B in revenue and $123M in net income.

Ciena Corporation, a network technology company, provides hardware, software, and services for various network operators in the Americas, Europe, the Middle East, Africa, the Asia Pacific, Japan, and India.

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CIEN Revenue & Earnings History — Annual Income Statement

Income statement	TTM → 2026-04-30	2025-10-31	2024-10-31	2023-10-31	2022-10-31	2021-10-31	2020-10-31	2019-10-31	2018-10-31	2017-10-31	2016-10-31	2015-10-31	2014-10-31	2013-10-31	2012-10-31	2011-10-31	2010-10-31	2009-10-31	2008-10-31	2007-10-31	2006-10-31
Total Revenue	$5.6B	$4.8B	$4.0B	$4.4B	$3.6B	$3.6B	$3.5B	$3.6B	$3.1B	$2.8B	$2.6B	$2.4B	$2.3B	$2.1B	$1.8B	$1.7B	$1.2B	$653M	$902M	$780M	$564M
Gross Profit	$2.4B	$2.0B	$1.7B	$1.9B	$1.6B	$1.7B	$1.7B	$1.5B	$1.3B	$1.2B	$1.2B	$1.1B	$948M	$865M	$724M	$709M	$498M	$285M	$451M	$362M	$258M
Gross Margin %	43.0%	42.0%	42.8%	42.8%	43.0%	47.6%	46.8%	43.2%	42.5%	44.5%	44.7%	44.0%	41.4%	41.5%	39.5%	40.7%	40.2%	43.6%	50.0%	46.5%	45.7%
Operating Income (EBIT)	$623M	$311M	$191M	$385M	$257M	$495M	$487M	$347M	$230M	$215M	$156M	$100M	$46M	($2M)	($80M)	($163M)	($322M)	($579M)	$22M	$49M	($31M)
Operating Margin %	11.2%	6.5%	4.8%	8.8%	7.1%	13.7%	13.8%	9.7%	7.4%	7.7%	6.0%	4.1%	2.0%	-0.1%	-4.3%	-9.4%	-26.0%	-88.8%	2.4%	6.2%	-5.6%
Net Income	$438M	$123M	$84M	$255M	$153M	$500M	$361M	$253M	($345M)	$1.3B	$73M	$12M	($41M)	($85M)	($144M)	($196M)	($334M)	($581M)	$39M	$83M	$1M
Net Margin %	7.9%	2.6%	2.1%	5.8%	4.2%	13.8%	10.2%	7.1%	-11.1%	45.0%	2.8%	0.5%	-1.8%	-4.1%	-7.8%	-11.2%	-27.0%	-89.0%	4.3%	10.6%	0.1%
EBITDA	$731M	$388M	$352M	$559M	$376M	$626M	$620M	$473M	$314M	$335M	$285M	$211M	$133M	$91M	$39M	$6M	($143M)	($522M)	$111M	$79M	$29M
Earnings Per Share (EPS)	$3.00	$0.85	$0.58	$1.71	$1.00	$3.19	$2.32	$1.61	$-2.40	$7.43	$0.48	$0.10	$-0.38	$-0.83	$-1.45	$-2.04	$-3.58	$-6.37	$0.35	$0.83	$0.01
Shares Outstanding (M)	146M	145M	146M	149M	152M	157M	156M	158M	144M	170M	151M	120M	106M	102M	99M	96M	93M	91M	111M	100M	85M

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

CIEN Quarterly Revenue & Earnings — Last 8 Quarters

Quarterly income statement	2026-04-30	2026-01-31	2025-10-31	2025-07-31	2025-04-30	2025-01-31	2024-10-31	2024-07-31
Total Revenue	$1.6B	$1.4B	$1.4B	$1.2B	$1.1B	$1.1B	$1.1B	$942M
Gross Profit	$692M	$626M	$577M	$503M	$453M	$472M	$460M	$404M
Gross Margin %	44.0%	43.8%	42.7%	41.3%	40.2%	44.0%	40.9%	42.9%
Operating Income (EBIT)	$238M	$191M	$118M	$75M	$35M	$82M	$59M	$27M
Operating Margin %	15.1%	13.4%	8.8%	6.2%	3.1%	7.7%	5.3%	2.8%
Net Income	$218M	$150M	$19M	$50M	$9M	$45M	$37M	$14M
Net Margin %	13.9%	10.5%	1.4%	4.1%	0.8%	4.2%	3.3%	1.5%
EBITDA	$298M	$246M	$62M	$124M	$76M	$125M	$107M	$74M
Earnings Per Share (EPS)	$1.49	$1.03	$0.13	$0.35	$0.06	$0.31	$0.25	$0.10
Shares Outstanding (M)	146M	146M	145M	144M	145M	146M	146M	145M

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

CIEN Free Cash Flow History

Cash flow	TTM → 2026-04-30	2025-10-31	2024-10-31	2023-10-31	2022-10-31	2021-10-31	2020-10-31	2019-10-31	2018-10-31	2017-10-31	2016-10-31	2015-10-31	2014-10-31	2013-10-31	2012-10-31	2011-10-31	2010-10-31	2009-10-31	2008-10-31	2007-10-31	2006-10-31
Cash from Operations (CFO)	$1.0B	$806M	$515M	$168M	($168M)	$542M	$494M	$413M	$229M	$235M	$290M	$262M	$90M	$45M	$107M	($90M)	($229M)	$7M	$118M	$109M	($79M)
Capital Expenditures (CapEx)	$311M	$141M	$137M	$106M	$91M	$80M	$83M	$63M	$68M	$95M	$107M	$62M	$48M	$44M	$48M	$52M	$51M	$24M	$30M	$32M	$18M
Free Cash Flow (FCF)	$721M	$665M	$378M	$62M	($259M)	$462M	$411M	$351M	$162M	$140M	$182M	$200M	$42M	$1M	$59M	($143M)	($280M)	($17M)	$88M	$77M	($97M)
FCF Margin %	13.0%	14.0%	9.4%	1.4%	-7.1%	12.8%	11.6%	9.8%	5.2%	5.0%	7.0%	8.2%	1.8%	0.0%	3.2%	-8.2%	-22.7%	-2.6%	9.7%	9.8%	-17.2%
Dividends Paid	—	—	—	$498M	—	$7M	—	—	$305M	$0M	$0M	$0M	$0M	$0M	$0M	$0M	$0M	—	—	—	—

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

CIEN Quarterly Free Cash Flow — Last 8 Quarters

Quarterly cash flow	2026-04-30	2026-01-31	2025-10-31	2025-07-31	2025-04-30	2025-01-31	2024-10-31	2024-07-31
Cash from Operations (CFO)	$260M	$228M	$371M	$174M	$157M	$104M	$349M	($159M)
Capital Expenditures (CapEx)	$41M	$74M	$141M	$56M	$29M	$27M	$84M	$20M
Free Cash Flow (FCF)	$219M	$154M	$230M	$119M	$128M	$77M	$266M	($179M)
FCF Margin %	13.9%	10.8%	17.0%	9.7%	11.4%	7.2%	23.6%	-19.0%

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

CIEN Balance Sheet History

Balance sheet	2026-04-30	2025-10-31	2024-10-31	2023-10-31	2022-10-31	2021-10-31	2020-10-31	2019-10-31	2018-10-31	2017-10-31	2016-10-31	2015-10-31	2014-10-31	2013-10-31	2012-10-31	2011-10-31	2010-10-31	2009-10-31	2008-10-31	2007-10-31	2006-10-31
Total Assets	$6.0B	$5.9B	$5.6B	$5.6B	$5.1B	$4.9B	$4.2B	$3.9B	$3.8B	$4.0B	$2.9B	$2.7B	$2.1B	$1.8B	$1.9B	$2.0B	$2.1B	$1.5B	$2.0B	$2.4B	$1.8B
Cash & Cash Equivalents	$1.0B	$1.1B	$935M	$1.0B	$994M	$1.4B	$1.1B	$904M	$745M	$641M	$778M	$791M	$587M	$346M	$642M	$542M	$689M	$486M	$551M	$892M	$220M
Total Liabilities	$3.1B	$3.1B	$2.8B	$2.8B	$2.4B	$1.8B	$1.7B	$1.7B	$1.8B	$1.8B	$2.1B	$2.1B	$2.1B	$1.9B	$2.0B	$1.9B	$2.0B	$1.0B	$1.0B	$1.6B	$1.1B
Total Debt (Short + Long-Term)	$1.5B	$1.6B	$1.6B	$1.6B	$1.1B	$700M	$705M	$690M	$697M	$940M	$1.3B	$1.3B	$198M	$1.4B	$1.4B	$1.4B	$1.4B	$901M	$894M	$1.3B	$922M
Total Shareholders' Equity	$2.9B	$2.7B	$2.8B	$2.8B	$2.7B	$3.0B	$2.5B	$2.2B	$1.9B	$2.1B	$766M	$621M	($70M)	($83M)	($89M)	$14M	$159M	$456M	$999M	$850M	$754M

USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).

Quarterly statements, profitability ratios, price history, insider activity and institutional holders are in the interactive CIEN viewer.

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