Ciena CIEN SEC Filings

NYSE CIEN
$243.05 +12.24 (+5.30%)
At close: Nov 6, 2026 · 4:00 PM EST
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 Transaction0001032553-26-000048Nov 4, 2026 9:41 PM
24Insider Transaction0002080157-26-000018Nov 3, 2026 8:46 PM
34Insider Transaction0001998826-26-000023Oct 19, 2026 1:31 AM
44Insider Transaction0001998460-26-000016Oct 19, 2026 1:19 AM
54Insider Transaction0001032553-26-000045Oct 19, 2026 5:21 PM
64Insider Transaction0001444157-26-000028Oct 19, 2026 5:05 PM
7144Insider Transaction0001958244-26-000663Oct 15, 2026 2:16 AM
8144Insider Transaction0001950047-26-010265Oct 15, 2026 12:37 AM
9144Insider Transaction0001950047-26-010236Oct 15, 2026 12:15 AM
10144Insider Transaction0001950047-26-010235Oct 15, 2026 12:06 AM
114Insider Transaction0001032553-26-000043Oct 13, 2026 4:48 PM
124Insider Transaction0002080157-26-000015Oct 6, 2026 3:55 AM
134Insider Transaction0001963781-26-000014Oct 6, 2026 1:37 AM
144Insider Transaction0001699193-26-000010Oct 6, 2026 1:27 AM
15144Insider Transaction0001950047-26-009954Oct 1, 2026 12:25 AM
16144Insider Transaction0001950047-26-009905Oct 1, 2026 12:02 AM
17144Insider Transaction0001950047-26-009904Oct 1, 2026 12:02 AM
184Insider Transaction0001963638-26-000013Sep 29, 2026 11:58 PM
194Insider Transaction0001123292-26-001329Sep 28, 2026 9:53 PM
20144Insider Transaction0001950047-26-009819Sep 25, 2026 8:17 PM
214Insider Transaction0001251445-26-000004Sep 25, 2026 7:18 PM
22144Insider Transaction0001950047-26-009774Sep 23, 2026 8:43 PM
234Insider Transaction0001963638-26-000011Sep 22, 2026 8:43 PM
244Insider Transaction0001998460-26-000013Sep 22, 2026 7:21 PM
254Insider Transaction0002141720-26-000002Sep 22, 2026 7:18 PM
264Insider Transaction0001998826-26-000020Sep 22, 2026 7:14 PM
274Insider Transaction0001032553-26-000041Sep 22, 2026 7:10 PM
284Insider Transaction0001444157-26-000026Sep 22, 2026 7:09 PM
294Insider Transaction0001699193-26-000008Sep 22, 2026 7:03 PM
304Insider Transaction0001963781-26-000012Sep 22, 2026 7:00 PM
314Insider Transaction0002080157-26-000013Sep 22, 2026 6:57 PM
324Insider Transaction0001032553-26-000039Sep 17, 2026 8:24 PM
334Insider Transaction0001444157-26-000024Sep 17, 2026 8:22 PM
344Insider Transaction0001998826-26-000018Sep 17, 2026 8:20 PM
354Insider Transaction0001998460-26-000011Sep 17, 2026 8:17 PM
36144Insider Transaction0001950047-26-009584Sep 16, 2026 8:40 PM
37144Insider Transaction0001950047-26-009494Sep 15, 2026 8:32 PM
38144Insider Transaction0001950047-26-009486Sep 15, 2026 8:23 PM
39144Insider Transaction0001950047-26-009463Sep 15, 2026 8:03 PM
4010-QQuarterly & Annual Report0001628280-26-060361Sep 3, 2026 7:57 PM
41SCHEDULE 13GBeneficial Ownership Report0000019617-26-000338Sep 3, 2026 5:10 PM
428-KCurrent Report0001628280-26-060245Sep 3, 2026 11:07 AM
434Insider Transaction0001032553-26-000037Sep 2, 2026 10:35 PM
444Insider Transaction0002080157-26-000010Aug 18, 2026 10:30 PM
454Insider Transaction0001444157-26-000022Aug 18, 2026 9:03 PM
464Insider Transaction0001032553-26-000035Aug 18, 2026 8:47 PM
474Insider Transaction0001998826-26-000016Aug 18, 2026 7:54 PM
48144Insider Transaction0001950047-26-008216Aug 17, 2026 8:15 PM
49144Insider Transaction0001950047-26-008136Aug 14, 2026 8:31 PM
50144Insider Transaction0001950047-26-008131Aug 14, 2026 8:30 PM
...

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