CIENA CORP - Form 4 Filing

David M Rothenstein, EVP & Chief Strategy Officer of CIENA CORP, reported a sale of 2,500 common stock shares on October 15, 2026. The sale was executed under a Rule 10b5-1 trading plan dated October 10, 2025. The weighted average sale price was $348.0629, with individual transactions ranging from $334.0400 to $356.9100. Following this transaction, Rothenstein directly owns 172,881 shares. The reported shares include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs).