CIENA Corp SVP Jason Phipps Sells 22,314 Shares Under Rule 10b5-1 Plan

This Form 4 filing reports that Jason Phipps, Senior Vice President of Global Sales and Marketing at CIENA Corporation, sold 22,314 shares of common stock on April 1, 2026. The sales were executed pursuant to a Rule 10b5-1 trading plan dated October 9, 2024, as modified on October 6, 2025. The transactions occurred at weighted average prices ranging from $401.58 to $417.07 per share, with the sales executed in multiple blocks throughout the trading day. Following these transactions, Phipps' ownership decreased to 67,377 shares, which includes unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs). The filing indicates that the sales were pre-planned under SEC Rule 10b5-1, which allows corporate insiders to establish predetermined trading plans to avoid allegations of insider trading.