CIENA CORP

CIEN

CIENA CORP

CIEN

Insider Sentiment (TTM):

Last Purchase:-Last Sale:2026-06-26Shares Purchased (TTM):0Shares Sold (TTM):306,905

Institutional Sentiment:

As of:2026-03-31Institutional Shares Owned:116,569,452Shares Outstanding:141,949,000Institutional Ownership Pct.:82.12%

Earnings Market Reaction:

Filing Date:2026-09-03Price on Filing Date:N/APrevious Close:N/A% Change:N/A

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Financial Statements

10‑Q10‑K

Values in Millions ($)	2026-07-31	2026-04-30	2026-01-31	2025-10-31	2025-07-31	2025-04-30	2025-01-31	2024-10-31	2024-07-31	2024-04-30	2024-01-31	2023-10-31
Assets
Assets Current
Cash And Cash Equivalents At Carrying Value	2,446	1,045	1,123	1,092	1,056	950	875	935	883	1,091	1,265	1,011
Short Term Investments	184	158	176	216	270	304	337	316	218	166	107	105
Accounts Receivable Net Current	1,234	1,053	967	976	1,026	930	939	909	900	840	865	1,004
Inventory Net	872	808	846	826	860	874	845	820	937	1,023	985	1,051
Prepaid Expense And Other Assets Current	527	504	428	455	474	506	496	564	600	422	387	406
Assets Current	5,263	3,568	3,541	3,566	3,686	3,564	3,492	3,544	3,538	3,541	3,609	3,576
Marketable Securities Noncurrent	214	200	70	57	64	92	105	81	112	166	104	134
Property Plant And Equipment And Finance Lease Rig…	-	445	438	387	368	349	320	338	299	274	280	280
Operating Lease Right Of Use Asset	46	38	40	39	40	39	25	27	29	30	36	35
Goodwill	513	520	522	521	445	445	444	445	445	445	445	445
Intangible Assets Net Excluding Goodwill	189	202	213	224	139	147	156	165	175	185	196	206
Deferred Income Tax Assets Net	1,093	874	878	885	852	864	868	886	832	822	814	809
Other Assets Noncurrent	189	191	191	186	154	159	162	155	146	151	110	116
Assets	7,997	6,039	5,892	5,865	5,749	5,659	5,573	5,641	5,575	5,615	5,593	5,601
Liabilities And Stockhold…
Liabilities Current
Accounts Payable Current	654	607	547	543	465	419	396	423	317	332	316	318
Accrued Liabilities Current	508	440	396	531	436	381	362	394	347	355	330	431
Contract With Customer Liability Current	211	238	290	209	196	222	174	156	179	197	167	154
Operating Lease Liability Current	12	12	13	14	15	13	13	14	16	16	17	17
Long Term Debt Current	0	12	12	12	12	12	12	12	12	12	12	12
Liabilities Current	1,386	1,309	1,258	1,308	1,123	1,047	957	1,000	871	912	841	932
Contract With Customer Liability Noncurrent	100	102	100	95	81	83	83	81	78	80	77	74
Other Liabilities Noncurrent	186	185	182	175	196	189	186	186	171	173	176	170
Operating Lease Liability Noncurrent	39	32	34	33	34	35	23	25	27	29	32	33
Long Term Debt Noncurrent	3,230	1,520	1,525	1,524	1,526	1,529	1,531	1,533	1,538	1,541	1,543	1,543
Liabilities	4,941	3,147	3,100	3,135	2,961	2,883	2,780	2,825	2,684	2,735	2,670	2,753
Stockholders Equity
Preferred Stock Value	0	0	0	0	0	0	0	0	0	0	0	0
Common Stock Value	1	1	1	1	1	1	1	1	1	1	1	1
Additional Paid In Capital Common Stock	5,656	5,732	5,849	5,953	6,020	6,054	6,108	6,155	6,260	6,245	6,275	6,262
Accumulated Other Comprehensive Income Loss Net Of…	-65	-40	-39	-55	-45	-40	-67	-47	-40	-22	-25	-38
Retained Earnings Accumulated Deficit	-2,535	-2,802	-3,020	-3,170	-3,190	-3,240	-3,249	-3,293	-3,330	-3,345	-3,328	-3,377
Stockholders Equity	3,057	2,892	2,792	2,729	2,787	2,776	2,793	2,816	2,891	2,880	2,923	2,848
Liabilities And Stockholders Equity	7,997	6,039	5,892	5,865	5,749	5,659	5,573	5,641	5,575	5,615	5,593	5,601
Allowance For Doubtful Accounts Receivable	10	11	11	-	10	10	10	-	-	11	14	-
Preferred Stock Par Or Stated Value Per Share	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01	-	0.01	0.01	0.01
Preferred Stock Shares Authorized	20	20	20	20	20	20	20	20	-	20	20	20
Preferred Stock Shares Issued	0	0	0	0	0	0	0	0	-	0	0	0
Preferred Stock Shares Outstanding	0	0	0	0	0	0	0	0	-	0	0	0
Common Stock Par Or Stated Value Per Share	0.01	0.01	0.01	0.01	0.01	0.01	0.01	0.01	-	0.01	0.01	0.01
Common Stock Shares Authorized	290	290	290	290	290	290	290	290	-	290	290	290
Common Stock Shares Issued	142	142	141	141	141	142	143	143	-	144	145	145
Shares Outstanding	142	142	141	141	141	142	143	143	-	144	145	145

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Earnings Market Reaction

10‑Q10‑K

Fiscal Year	Q1 1 Month	Q1 2 Month	Q1 3 Month	Q2 1 Month	Q2 2 Month	Q2 3 Month	Q3 1 Month	Q3 2 Month	Q3 3 Month	Q4 1 Month	Q4 2 Month	Q4 3 Month
2026	34.18%	74.01%	95.04%	-10.48%	-27.01%	-26.11%	-	-	-	-	-	-
2025	-19.43%	9.71%	20.57%	12.42%	21.29%	22.94%	21.39%	53.14%	52.46%	12.64%	15.28%	59.63%
2024	-6.42%	-11.79%	-6.62%	-0.78%	3.29%	16.43%	12.53%	16.73%	27.67%	-5.87%	2.67%	-21.11%
2023	-	-	-	-	-	-	-3.04%	-15.84%	-5.52%	6.76%	25.59%	39.89%
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Performance and Valuation Metrics

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Metrics	2026-07-31	2026-04-30	2026-01-31	2025-10-31	2025-07-31	2025-04-30	2025-01-31	2024-10-31	2024-07-31	2024-04-30	2024-01-31	2023-10-31
Liquidity Ratios
Current Ratio	3.80	2.73	2.81	2.73	3.28	3.40	3.65	3.54	4.06	3.88	4.29	3.84
Quick Ratio	2.79	1.72	1.80	1.75	2.09	2.09	2.25	2.16	2.30	2.30	2.66	2.27
Working Capital	3.88B	2.26B	2.28B	2.26B	2.56B	2.52B	2.54B	2.54B	2.67B	2.63B	2.77B	2.64B
Leverage & Debt
Debt to Equity	1.62	1.09	1.11	1.15	1.06	1.04	1.00	1.00	0.93	0.95	0.91	0.97
Interest Coverage TTM	10.56	5.88	3.49	2.21	2.66	2.12	1.69	1.72	2.06	2.61	3.72	4.06
Debt Ratio	0.62	0.52	0.53	0.53	0.52	0.51	0.50	0.50	0.48	0.49	0.48	0.49
Efficiency & Turnover
Asset Turnover TTM	0.88	0.95	0.89	0.83	0.80	0.76	0.73	0.71	0.71	0.73	0.78	0.82
Days Sales Outstanding TTM	68.48	64.96	67.89	72.11	77.37	75.74	81.30	86.93	86.12	82.62	80.23	80.07
Receivables Turnover TTM	5.33	5.62	5.38	5.06	4.72	4.82	4.49	4.20	4.24	4.42	4.55	4.56
Per Share Metrics
Diluted EPS TTM	4.48	3.00	1.57	0.85	0.97	0.72	0.54	0.58	0.95	1.06	1.56	1.71
Free Cash Flow Per Share TTM	5.73	5.87	5.24	4.68	4.27	2.05	1.44	2.61	1.97	3.08	4.18	0.42
Dividend Per Share TTM	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
Margin Metrics
Gross Profit Margin TTM	44.07%	43.05%	42.13%	42.04%	41.57%	41.94%	42.58%	42.83%	43.43%	43.20%	43.27%	42.83%
Operating Profit Margin TTM	12.27%	9.18%	5.98%	4.14%	5.42%	4.68%	4.02%	4.15%	4.94%	6.03%	8.17%	8.15%
Net Profit Margin TTM	10.87%	7.87%	4.47%	2.59%	3.10%	2.46%	1.95%	2.09%	3.44%	3.71%	5.22%	5.81%
Growth Metrics
Net Revenue Growth (1Y)	32.57%	30.59%	26.54%	18.79%	12.97%	2.86%	-7.29%	-8.47%	-4.91%	2.92%	13.60%	20.75%
Net Income Growth (1Y)	364.53%	318.23%	190.01%	46.91%	1.99%	-31.78%	-65.38%	-67.05%	-37.58%	-23.97%	24.45%	66.66%
EPS Growth (1Y)	363.82%	319.86%	192.47%	49.48%	3.82%	-30.63%	-64.80%	-66.08%	-35.29%	-21.50%	27.69%	69.16%
Valuation Metrics
P/E TTM	81.85	170.86	155.75	219.00	93.48	91.32	157.64	109.47	55.13	43.61	33.75	24.67
P/B TTM	17.52	25.89	12.78	9.90	4.72	3.45	4.46	3.26	2.63	2.33	2.63	2.21
P/S TTM	8.90	13.45	6.96	5.66	2.90	2.24	3.07	2.29	1.89	1.62	1.76	1.43
Market Cap	53.56B	74.89B	35.68B	27.01B	13.17B	9.57B	12.45B	9.19B	7.62B	6.70B	7.70B	6.29B
Enterprise Value	54.35B	75.38B	36.09B	27.45B	13.65B	10.16B	13.12B	9.80B	8.28B	7.16B	7.99B	6.83B
Calculated Values
Free Cash Flow TTM	814.36M	832.66M	742.21M	665.29M	605.46M	291.89M	205.25M	377.89M	284.77M	447.05M	607.28M	62.14M
Net Debt	783.90M	485.76M	412.67M	443.54M	481.82M	590.41M	667.75M	609.75M	666.49M	460.88M	289.90M	544.32M
Per-Share and Margin
EPS TTM
Adjusted EPS TTM
Cash Flow Per Share TTM
Pretax Margin TTM
Stock Comp to Revenue TTM
Turnover Ratios and Averages
Average Assets
Average Equity
Average Inventory
Average Receivables
Average Accounts Payables
Inventory Turnover TTM
Payables Turnover TTM
Days Inventory Outstanding TTM
Days Payables Outstanding TTM
Cash Conversion Cycle TTM
Working Capital to Revenue
Deferred Revenue to Revenue
Growth Rates
Total Assets Growth (1Y)
Total Assets Growth (3Y)
Total Assets Growth (5Y)
Dividends Paid Growth (1Y)
Dividends Paid Growth (3Y)
Dividends Paid Growth (5Y)
EPS Growth (3Y)
EPS Growth (5Y)
Net Income Growth (3Y)
Net Income Growth (5Y)
Net Profit Margin Growth (1Y)
Net Profit Margin Growth (3Y)
Net Profit Margin Growth (5Y)
Net Revenue Growth (3Y)
Net Revenue Growth (5Y)
Deferred Revenue Growth (1Y)
Retained Earnings Growth (1Y)
Credit, Liquidity, Returns, Payout
Cash Ratio
Net Working Capital
Debt to EBITDA TTM
Net Debt to EBITDA TTM
Net Debt to Equity
Altman A
Altman B
Altman C
Altman D
Altman E
Altman Z-Score
ROA TTM
ROE TTM
NOPAT TTM
ROIC TTM
Effective Tax Rate TTM
Payout Ratio TTM
Dilution Ratio
Retained Earnings to Equity
Treasury Stock to Equity
Treasury Stock Change (1Y)
Accrued to Current Liabilities
NCAV
NCAV Per Share TTM
Valuation Ratios
P/CF TTM
PEG Ratio
Dividend Yield TTM
Free Cash Flow Yield TTM
EV EBITDA TTM
EV EBIT TTM
EV Revenue TTM
EV FCF TTM
Stock Compensation TTM
Adjusted Net Income TTM
Billings TTM
Total Debt
Invested Capital

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Insider Transactions

2026-06-26Sale

Owner: Cumello, Joseph

Title: SVP, General Mgr. Blue Planet

Shares: 1,586

Price/Share: $466.33

Value: $739,599.38

Shares Owned: 42,872

Relationship: Officer

Ownership: Direct

2026-06-24Sale

Owner: Graff, Marc D.

Title: SVP & Chief Financial Officer

Shares: 126

Price/Share: $449.36

Value: $56,619.36

Shares Owned: 127,081

Relationship: Officer

Ownership: Direct

2026-06-15Sale

Owner: Gage, Brodie

Title: SVP Global Products & Supply

Shares: 1,200

Price/Share: $466.10

Value: $559,320.00

Shares Owned: 42,741

Relationship: Officer

Ownership: Direct

2026-06-15Sale

Owner: Smith, Gary B

Title: President, CEO

Shares: 2,952

Price/Share: $457.02

Value: $1,349,123.04

Shares Owned: 266,605

Relationship: Director,Officer

Ownership: Direct

2026-06-15Sale

Owner: Rothenstein, David M

Title: SVP and Chief Strategy Officer

Shares: 2,500

Price/Share: $457.07

Value: $1,142,675.00

Shares Owned: 187,581

Relationship: Officer

Ownership: Direct

Filed Date	Owner	Relationship	Title	Ownership	Purchase/Sale	No. Shares	Price Per Share	Value	Shares Owned	Document Type
2026-06-26	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,586	466.33	$739,599.38	42,872	4
2026-06-24	Graff, Marc D.	Officer	SVP & Chief Financial Officer	Direct	Sale	126	449.36	$56,619.36	127,081	4
2026-06-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	1,200	466.10	$559,320.00	42,741	4
2026-06-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	457.02	$1,349,123.04	266,605	4
2026-06-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	457.07	$1,142,675.00	187,581	4
2026-06-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	565.92	$1,670,595.84	269,557	4
2026-05-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	562.05	$1,659,171.60	272,509	4
2026-05-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	1,200	570.65	$684,780.00	43,941	4
2026-05-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	562.39	$1,405,975.00	190,081	4
2026-05-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	537.74	$1,587,408.48	275,461	4
2026-04-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	1,200	471.79	$566,148.00	45,141	4
2026-04-15	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	2,829	471.79	$1,334,693.91	42,460	4
2026-04-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	467.65	$1,169,125.00	192,581	4
2026-04-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	467.47	$1,379,971.44	278,413	4
2026-04-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	415.51	$1,226,585.52	281,365	4
2026-04-01	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	22,014	409.69	$9,018,915.66	68	4
2026-04-01	Kosaraju, Sheela	Officer	SVP and General Counsel	Direct	Sale	2,012	401.71	$808,240.52	92,107	4
2026-03-27	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,773	394.82	$700,015.86	46,175	4
2026-03-24	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	5,000	405.00	$2,025,000.00	46,341	4
2026-03-16	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	359.53	$1,061,332.56	293,084	4
2026-03-16	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	345.00	$862,500.00	197,194	4
2026-03-02	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	354.64	$1,046,897.28	296,036	4
2026-02-17	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	300.20	$750,500.00	199,694	4
2026-02-17	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	299.51	$884,153.52	298,988	4
2026-02-02	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,952	265.60	$784,051.20	301,940	4
2026-01-15	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	5,054	246.23	$1,244,446.42	47,341	4
2026-01-15	Kosaraju, Sheela	Officer	SVP and General Counsel	Direct	Sale	382	246.23	$94,059.86	96,131	4
2026-01-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	2,993	247.65	$741,216.45	304,892	4
2026-01-15	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	21,383	247.89	$5,300,631.87	91,765	4
2026-01-12	Gallagher, Patrick	Director	-	Direct	Sale	11,618	227.45	$2,642,514.10	50,184	4
2026-01-12	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	11,929	229.82	$2,741,522.78	49,475	4
2026-01-09	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	219.28	$548,200.00	202,194	4
2026-01-05	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	83,552	229.44	$19,170,170.88	307,885	4
2026-01-02	Kosaraju, Sheela	Officer	SVP and General Counsel	Direct	Sale	1,748	241.00	$421,268.00	96,513	4
2025-12-22	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	233.46	$1,587,528.00	391,437	4
2025-12-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	220.84	$552,100.00	180,690	4
2025-12-15	Nevens, Thomas Michael	Director	-	Direct	Sale	8,554	224.66	$1,921,741.64	9,422	4
2025-12-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	550	220.84	$121,462.00	39,992	4
2025-12-03	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	192.61	$1,309,748.00	254,870	4
2025-11-17	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	111	190.80	$21,178.80	40,542	4
2025-11-17	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	2,482	190.80	$473,565.60	38,047	4
2025-11-17	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	191.72	$479,300.00	183,190	4
2025-11-10	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	209.45	$1,424,260.00	261,670	4
2025-11-03	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	190.45	$1,295,060.00	268,470	4
2025-10-15	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	734	169.36	$124,310.24	40,529	4
2025-10-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	170.22	$425,550.00	185,690	4
2025-10-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	169.36	$59,276.00	40,653	4
2025-10-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	170.25	$1,157,700.00	275,270	4
2025-10-01	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	1,984	143.42	$284,545.28	80,244	4
2025-10-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	149.88	$1,019,184.00	282,070	4
2025-10-01	Kosaraju, Sheela	Officer	SVP and General Counsel	Direct	Sale	1,747	143.42	$250,554.74	84,661	4
2025-09-26	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,863	141.14	$262,943.82	43,531	4
2025-09-24	Claflin, Bruce L.	Director	-	Direct	Sale	8,461	140.12	$1,185,555.32	54,624	4
2025-09-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	132.00	$330,000.00	190,628	4
2025-09-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	136.20	$926,160.00	298,357	4
2025-09-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	132.00	$46,200.00	42,918	4
2025-09-02	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	92.93	$631,924.00	305,157	4
2025-08-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	90.94	$31,829.00	43,268	4
2025-08-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	90.60	$226,500.00	193,128	4
2025-08-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	90.54	$615,672.00	311,957	4
2025-08-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	88.82	$603,976.00	318,757	4
2025-07-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	82.23	$559,164.00	325,557	4
2025-07-15	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	734	82.57	$60,606.38	43,388	4
2025-07-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	82.57	$28,899.50	43,618	4
2025-07-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	82.21	$205,525.00	195,628	4
2025-07-01	Kosaraju, Sheela	Officer	SVP and General Counsel	Direct	Sale	1,748	80.50	$140,714.00	88,329	4
2025-07-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	80.35	$546,380.00	332,357	4
2025-07-01	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	2,325	80.50	$187,162.50	84,833	4
2025-06-27	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	2,044	81.64	$166,872.16	47,198	4
2025-06-16	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	74.19	$504,492.00	348,480	4
2025-06-16	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	72.60	$25,410.00	45,883	4
2025-06-16	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	74.13	$185,325.00	199,870	4
2025-06-02	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	80.62	$548,216.00	355,280	4
2025-05-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	78.67	$27,534.50	46,233	4
2025-05-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	79.93	$199,825.00	202,370	4
2025-05-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	79.89	$543,252.00	362,080	4
2025-05-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	71.90	$488,920.00	368,880	4
2025-04-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	59.47	$148,675.00	204,870	4
2025-04-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	59.54	$404,872.00	375,680	4
2025-04-15	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	734	58.51	$42,946.34	46,247	4
2025-04-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	58.51	$20,478.50	46,583	4
2025-04-01	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	18,888	59.88	$1,131,013.44	89,258	4
2025-04-01	Kosaraju, Sheela	Officer	SVP and General Counsel	Direct	Sale	1,381	60.51	$83,564.31	91,998	4
2025-03-24	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	2,500	68.88	$172,200.00	207,370	4
2025-03-17	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	65.18	$443,224.00	391,749	4
2025-03-17	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	63.36	$22,176.00	48,847	4
2025-03-03	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	76.41	$519,588.00	398,549	4
2025-02-18	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	89.39	$607,852.00	405,349	4
2025-02-18	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	90.16	$31,556.00	49,197	4
2025-02-03	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	84.86	$577,048.00	412,149	4
2025-01-15	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	1,502	85.91	$129,036.82	49,105	4
2025-01-15	Kosaraju, Sheela	Officer	SVP and General Counsel	Direct	Sale	1,509	85.91	$129,638.19	95,745	4
2025-01-15	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	85.91	$30,068.50	49,547	4
2025-01-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	6,800	85.30	$580,040.00	418,949	4
2025-01-06	Claflin, Bruce L.	Director	-	Direct	Sale	16,912	84.96	$1,436,843.52	59,347	4
2025-01-02	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	5,648	84.64	$478,046.72	109,878	4
2025-01-02	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	13,600	83.66	$1,137,776.00	425,749	4
2024-12-26	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	2,682	87.64	$235,050.48	50,607	4
2024-12-26	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	350	87.64	$30,674.00	49,897	4
2024-12-16	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	89.09	$311,815.00	192,997	4
2024-12-16	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,289	89.09	$114,837.01	38,197	4
2024-11-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	68.99	$241,465.00	196,497	4
2024-11-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,289	68.99	$88,928.11	39,486	4
2024-10-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,289	67.43	$86,917.27	40,775	4
2024-10-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	67.43	$236,005.00	199,997	4
2024-10-01	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	2,200	61.49	$135,278.00	91,149	4
2024-09-16	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	56.24	$196,840.00	205,421	4
2024-09-16	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,289	56.24	$72,493.36	43,396	4
2024-08-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	52.42	$183,470.00	208,921	4
2024-08-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,289	52.42	$67,569.38	44,685	4
2024-07-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,289	48.81	$62,916.09	45,974	4
2024-07-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	48.81	$170,835.00	212,421	4
2024-07-01	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	490	48.29	$23,662.10	40,825	4
2024-07-01	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	2,712	48.29	$130,962.48	96,000	4
2024-06-17	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	46.05	$161,175.00	217,711	4
2024-06-17	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,289	46.05	$59,358.45	48,594	4
2024-06-03	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	47.99	$199,926.34	372,611	4
2024-05-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,288	49.00	$63,112.00	49,883	4
2024-05-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	49.16	$204,800.56	376,777	4
2024-05-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	49.00	$171,500.00	221,211	4
2024-05-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	46.66	$194,385.56	380,943	4
2024-04-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	3,156	45.74	$144,355.44	51,171	4
2024-04-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	45.74	$160,090.00	224,711	4
2024-04-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	44.80	$186,636.80	385,109	4
2024-04-01	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	490	49.61	$24,308.90	43,380	4
2024-04-01	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	2,792	49.61	$138,511.12	100,853	4
2024-04-01	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	533	49.61	$26,442.13	41,372	4
2024-04-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	49.39	$205,758.74	389,275	4
2024-03-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	50.19	$175,665.00	230,001	4
2024-03-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	49.84	$207,633.44	403,176	4
2024-03-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	8,332	60.20	$501,586.40	407,342	4
2024-02-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	56.69	$198,415.00	233,501	4
2024-02-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	8,332	56.86	$473,757.52	415,674	4
2024-02-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	70,838	54.11	$3,833,044.18	424,006	4
2024-01-16	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	49.72	$174,020.00	237,001	4
2024-01-16	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	50.56	$210,632.96	494,844	4
2024-01-02	Gage, Brodie	Officer	SVP Global Products & Supply	Direct	Sale	662	44.53	$29,478.86	44,001	4
2024-01-02	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	9,574	44.53	$426,330.22	105,414	4
2024-01-02	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	45.04	$187,636.64	499,010	4
2024-01-02	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	800	44.53	$35,624.00	45,935	4
2023-12-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	44.40	$155,400.00	246,095	4
2023-12-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,216	44.40	$53,990.40	58,345	4
2023-12-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	43.68	$181,970.88	538,067	4
2023-12-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	46.66	$194,385.56	398,510	4
2023-11-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,212	45.96	$55,703.52	36,951	4
2023-11-15	Diperna, Dino	Officer	SVP Global R&D	Direct	Sale	1,688	45.96	$77,580.48	26,989	4
2023-11-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	45.96	$160,860.00	216,659	4
2023-11-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	46.35	$193,094.10	402,676	4
2023-11-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	42.15	$175,596.90	406,842	4
2023-10-16	Mcfeely, Scott	Officer	SVP, Networking Platforms	Direct	Sale	2,000	42.45	$84,900.00	85,054	4
2023-10-16	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	43.57	$181,512.62	411,008	4
2023-10-16	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,212	42.45	$51,449.40	38,163	4
2023-10-16	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	42.45	$148,575.00	220,159	4
2023-10-02	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	47.32	$197,135.12	415,174	4
2023-10-02	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	3,833	47.30	$181,300.90	82,617	4
2023-09-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	48.90	$171,150.00	225,317	4
2023-09-15	Mcfeely, Scott	Officer	SVP, Networking Platforms	Direct	Sale	2,000	48.90	$97,800.00	88,392	4
2023-09-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	48.79	$203,259.14	428,609	4
2023-09-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,212	48.90	$59,266.80	40,424	4
2023-09-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	48.79	$203,259.14	432,775	4
2023-08-31	Mcfeely, Scott	Officer	SVP, Networking Platforms	Direct	Sale	500	50.00	$25,000.00	90,392	4
2023-08-15	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	41.92	$174,638.72	436,941	4
2023-08-15	Petrik, Andrew C	Officer	VP, CONTROLLER	Direct	Sale	536	41.76	$22,383.36	25,365	4
2023-08-15	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,212	41.76	$50,613.12	41,636	4
2023-08-15	Mcfeely, Scott	Officer	SVP, Networking Platforms	Direct	Sale	2,000	41.76	$83,520.00	90,892	4
2023-08-15	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	41.76	$146,160.00	228,817	4
2023-08-01	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	42.11	$175,430.26	441,107	4
2023-07-17	Mcfeely, Scott	Officer	SVP, Networking Platforms	Direct	Sale	2,000	41.20	$82,400.00	92,892	4
2023-07-17	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,166	41.68	$173,638.88	445,273	4
2023-07-17	Cumello, Joseph	Officer	SVP, General Mgr. Blue Planet	Direct	Sale	1,212	41.20	$49,934.40	42,848	4
2023-07-14	Rothenstein, David M	Officer	SVP and Chief Strategy Officer	Direct	Sale	3,500	42.26	$147,910.00	232,317	4
2023-07-14	Petrik, Andrew C	Officer	VP, CONTROLLER	Direct	Sale	1,000	42.26	$42,260.00	25,901	4
2023-07-03	Smith, Gary B	Director,Officer	President, CEO	Direct	Sale	4,174	42.48	$177,311.52	449,439	4
2023-07-03	Phipps, Jason	Officer	SVP Global Sales and Marketing	Direct	Sale	3,833	42.59	$163,247.47	88,104	4
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Institutional Ownership

No data available for chart

2026-03-31

82.12%

Inst. Shares: 116,569,452

Shares Outstanding: 141,949,000

2025-12-31

91.34%

Inst. Shares: 129,407,480

Shares Outstanding: 141,676,000

2025-09-30

92.71%

Inst. Shares: 131,854,749

Shares Outstanding: 142,221,000

2025-06-30

95.08%

Inst. Shares: 134,862,047

Shares Outstanding: 141,846,000

2025-03-31

89.40%

Inst. Shares: 127,391,714

Shares Outstanding: 142,503,000

Date	Institutional Shares Owned	Shares Outstanding	Institutional Ownership %
2026-03-31	116,569,452	141,949,000	82.12%
2025-12-31	129,407,480	141,676,000	91.34%
2025-09-30	131,854,749	142,221,000	92.71%
2025-06-30	134,862,047	141,846,000	95.08%
2025-03-31	127,391,714	142,503,000	89.40%
2024-12-31	125,581,252	142,880,000	87.89%
2024-09-30	128,827,685	144,715,000	89.02%
2024-06-30	126,808,342	144,394,000	87.82%
2024-03-31	121,835,586	144,914,000	84.07%
2023-12-31	119,344,492	145,291,000	82.14%
2023-09-30	118,518,994	148,971,000	79.56%
2023-06-30	118,457,067	149,690,000	79.13%
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CIENA CORP (CIEN) — SEC Financial Statements & Analysis

CIENA CORP (CIEN) is a telephone & telegraph apparatus company, incorporated in MD. CIENA CORP trades on NYSE as: CIEN. Based on its latest SEC filing (Form 10-Q, period ending 2026-07-31), CIENA CORP reported a 32.57% year-over-year revenue growth, a Gross Profit Margin of 44.07% (TTM), a Debt-to-Equity ratio of 1.62x, a Price-to-Sales (P/S) ratio of 8.90x (TTM), a Price-to-Book (P/B) ratio of 17.52x (TTM), at a market cap of $53.56B. Figures below are sourced from SEC EDGAR, as-filed.

Net Revenue TTM Growth 1Y: 32.57%
Gross Profit Margin TTM: 44.07%
Debt To Equity: 1.62x
P/S TTM: 8.90x
P/B TTM: 17.52x
Market Cap: $53.56B

Data as of 2026-07-31 · Source: SEC EDGAR

Frequently Asked Questions

What industry is CIENA CORP in?

CIENA CORP (CIEN) operates in the Telephone & Telegraph Apparatus industry.

What is CIEN's market cap?

CIENA CORP (CIEN) has a market capitalization of $53.56B as of 2026-07-31.

What is CIEN's P/E ratio?

CIENA CORP (CIEN)'s trailing twelve month P/E ratio is 81.85x as of 2026-07-31.

What exchange does CIEN trade on?

CIENA CORP (CIEN) trades on the NYSE.

Where is CIENA CORP incorporated?

CIENA CORP is incorporated in MD.

CIENA CORP

Financial Statements

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CIENA CORP (CIEN) — SEC Financial Statements & Analysis

Frequently Asked Questions

Companies in Telephone & Telegraph Apparatus

Wall Street's data.
Main Street's price.

CIENA CORP (CIEN) — SEC Financial Statements & Analysis

Frequently Asked Questions

Companies in Telephone & Telegraph Apparatus

Wall Street's data.Main Street's price.

Wall Street's data.
Main Street's price.