Ciena CIEN SEC Filings

NYSE CIEN
$341.61 -14.91 (-4.18%)
As of: Oct 16, 2026 · 12:06 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Ciena Corp (CIEN) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
14Insider Transaction0002080157-26-000015Oct 6, 2026 3:55 AM
24Insider Transaction0001963781-26-000014Oct 6, 2026 1:37 AM
34Insider Transaction0001699193-26-000010Oct 6, 2026 1:27 AM
4144Insider Transaction0001950047-26-009954Oct 1, 2026 12:25 AM
5144Insider Transaction0001950047-26-009905Oct 1, 2026 12:02 AM
6144Insider Transaction0001950047-26-009904Oct 1, 2026 12:02 AM
74Insider Transaction0001963638-26-000013Sep 29, 2026 11:58 PM
84Insider Transaction0001123292-26-001329Sep 28, 2026 9:53 PM
9144Insider Transaction0001950047-26-009819Sep 25, 2026 8:17 PM
104Insider Transaction0001251445-26-000004Sep 25, 2026 7:18 PM
11144Insider Transaction0001950047-26-009774Sep 23, 2026 8:43 PM
124Insider Transaction0001963638-26-000011Sep 22, 2026 8:43 PM
134Insider Transaction0001998460-26-000013Sep 22, 2026 7:21 PM
144Insider Transaction0002141720-26-000002Sep 22, 2026 7:18 PM
154Insider Transaction0001998826-26-000020Sep 22, 2026 7:14 PM
164Insider Transaction0001032553-26-000041Sep 22, 2026 7:10 PM
174Insider Transaction0001444157-26-000026Sep 22, 2026 7:09 PM
184Insider Transaction0001699193-26-000008Sep 22, 2026 7:03 PM
194Insider Transaction0001963781-26-000012Sep 22, 2026 7:00 PM
204Insider Transaction0002080157-26-000013Sep 22, 2026 6:57 PM
214Insider Transaction0001032553-26-000039Sep 17, 2026 8:24 PM
224Insider Transaction0001444157-26-000024Sep 17, 2026 8:22 PM
234Insider Transaction0001998826-26-000018Sep 17, 2026 8:20 PM
244Insider Transaction0001998460-26-000011Sep 17, 2026 8:17 PM
25144Insider Transaction0001950047-26-009584Sep 16, 2026 8:40 PM
26144Insider Transaction0001950047-26-009494Sep 15, 2026 8:32 PM
27144Insider Transaction0001950047-26-009486Sep 15, 2026 8:23 PM
28144Insider Transaction0001950047-26-009463Sep 15, 2026 8:03 PM
2910-QQuarterly & Annual Report0001628280-26-060361Sep 3, 2026 7:57 PM
30SCHEDULE 13GBeneficial Ownership Report0000019617-26-000338Sep 3, 2026 5:10 PM
318-KCurrent Report0001628280-26-060245Sep 3, 2026 11:07 AM
324Insider Transaction0001032553-26-000037Sep 2, 2026 10:35 PM
334Insider Transaction0002080157-26-000010Aug 18, 2026 10:30 PM
344Insider Transaction0001444157-26-000022Aug 18, 2026 9:03 PM
354Insider Transaction0001032553-26-000035Aug 18, 2026 8:47 PM
364Insider Transaction0001998826-26-000016Aug 18, 2026 7:54 PM
37144Insider Transaction0001950047-26-008216Aug 17, 2026 8:15 PM
38SCHEDULE 13GBeneficial Ownership Report0000315066-26-001963Aug 6, 2026 2:17 PM
394Insider Transaction0002080157-26-000008Aug 4, 2026 10:07 PM
404Insider Transaction0001032553-26-000033Aug 4, 2026 9:05 PM
414Insider Transaction0001032553-26-000031Jul 17, 2026 6:13 PM
424Insider Transaction0001444157-26-000020Jul 17, 2026 4:42 PM
434Insider Transaction0001998826-26-000014Jul 17, 2026 4:34 PM
444Insider Transaction0001998460-26-000009Jul 17, 2026 4:30 PM
45144Insider Transaction0001958244-26-000454Jul 15, 2026 9:21 PM
46144Insider Transaction0001950047-26-007112Jul 15, 2026 8:25 PM
47144Insider Transaction0001950047-26-007084Jul 15, 2026 8:06 PM
48144Insider Transaction0001950047-26-007083Jul 15, 2026 8:05 PM
494Insider Transaction0001963781-26-000010Jul 6, 2026 10:26 PM
504Insider Transaction0002080157-26-000006Jul 6, 2026 10:17 PM
...

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