Form 4 Filing for CIENA CORP - Officer Transaction

Kosaraju Sheela, SVP and General Counsel of CIENA CORP, reported a sale of 2012 shares of Common Stock on April 1, 2026, at a price of $401.71 per share. This transaction was executed under a Rule 10b5-1 trading plan established on October 14, 2025. Following this sale, Sheela Kosaraju holds 92,107 shares, which includes unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs). The filing is a Form 4, indicating a change in beneficial ownership.