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CIENA CORP

For the period ended May 2, 2026. Filed Jun 4, 2026.

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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

May 2, 2026 · Filed Jun 4, 2026

CIEN$272.10+1.0%Stored close · as of Nov 10, 2026

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Item 1. Legal Proceedings

The information set forth under the heading “Commitments and Contingencies - Litigation” in Note 18 to our Condensed Consolidated Financial Statements included in Item 1 of Part I of this report, is incorporated herein by reference.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.