Ciena^® Corporation (NYSE: CIEN) today announced its expected participation in the following upcoming events with the financial community. These events will be webcast live and recorded. Archived versions will be made available approximately 24 hours following the conclusion of the live event in the Events & Presentations page of the Investors section of Ciena’s website.

• Citi's 2022 Global Technology Conference
  
  Wednesday, September 7, 2022 @ 1:45 p.m. Eastern Time
  
  Speaker: Jim Moylan, Senior Vice President, Finance and Chief Financial Officer

• Evercore ISI 2^nd Annual TMT Conference
  
  Thursday, September 8, 2022 @ 10:15 a.m. Eastern Time
  
  Speaker: Jim Moylan, Senior Vice President, Finance and Chief Financial Officer

• Goldman Sachs Communacopia & Technology Conference
  
  Tuesday, September 13, 2022 @ 12:15 p.m. Eastern Time
  
  Speaker: David Rothenstein, Senior Vice President, Chief Strategy Officer and General Counsel

About Ciena

Ciena (NYSE: CIEN) is a networking systems, services and software company. We provide solutions that help our customers create the Adaptive Network™ in response to the constantly changing demands of their users. By delivering best-in-class networking technology through high-touch consultative relationships, we build the world’s most agile networks with automation, openness and scale. For updates on Ciena, follow us on Twitter @Ciena, LinkedIn, the Ciena Insights blog, or visit www.ciena.com.

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