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4

Changes in Ownership

CIENA CORP Filed 2022-01-20 Acc 0001177261-22-000002

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4 Changes in Ownership , xslF345X03/edgardoc.xml

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2022-01-20 4 Changes in Ownership
2022-01-20 4 Changes in Ownership
2022-01-20 4 Changes in Ownership
2022-01-19 4 Changes in Ownership
2022-01-19 4 Changes in Ownership
2022-01-19 4 Changes in Ownership
2022-01-18 8-K Material agreement · New debt or obligation

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