Ciena® Corporation (NYSE:  CIEN) expects to announce its fiscal fourth quarter and year end financial  results on Thursday, December 9, 2021 before the open of the financial markets.  The press release will be available on Ciena’s website at

In conjunction with the announcement, Ciena will post an additional set  of supporting materials to the Quarterly  Results page of  the Investor Relations section of its website. Ciena’s management will then  host a live audio web broadcast beginning at 8:30 a.m. Eastern accessible via

Rebroadcast Information
For those  listeners unable to participate in the live web broadcast, an archived version  of the conference call will be available shortly following the conclusion of  the live call in the Events  & Presentations section  of the Investor Relations section of Ciena’s website.

About Ciena
Ciena (NYSE: CIEN) is a global leader in networking systems, services, and software. We build the most adaptive networks in the industry, enabling customers to anticipate and meet ever-increasing digital demands. For three-plus decades, Ciena has brought our humanity to our relentless pursuit of innovation. Prioritizing collaborative relationships with our customers, partners, and communities, we create flexible, open, and sustainable networks that better serve all users—today and into the future. For updates on Ciena, follow us on LinkedInTwitter, the Ciena Insights blog, or visit