David Rothenstein's Planned Sale of Ciena Corporation Common Stock

David Rothenstein, an officer of Ciena Corporation, has filed a Form 144 notice indicating his intention to sell 2,500 shares of Ciena Corporation common stock. The shares were acquired through the vesting of restricted stock units between March 20, 2023, and June 20, 2024. The planned sale is scheduled for October 15, 2025, with an aggregate market value of $412,050. Additionally, Rothenstein has sold 2,500 shares each in August and September 2025, totaling $556,495.75 in gross proceeds. The sales were executed under a 10b5-1 trading plan, which allows insiders to sell shares at predetermined times to avoid accusations of insider trading.