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8-K filed November 3, 2021, 7:59 PM ET ticker CIEN CIK 0000936395
other material confidence low sentiment positive materiality 0.60

Ciena completes acquisition of AT&T's Vyatta virtual routing technology

CIENA CORP

CIENA CORP filing history →

Source: SEC EDGAR
accession 0000936395-21-000046
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