Ciena Corp Officer Files Form 144 to Sell $412K in Stock Under 10b5-1 Plan

Executive Summary

On October 15, 2026, Ciena Corp officer Brodie Gage filed a Form 144 notice of proposed sale covering 1,200 shares of common stock with an estimated market value of $412,896 (approximately $344.08 per share). The proposed transaction is scheduled for October 15, 2026, through broker Morgan Stanley Smith Barney LLC.

Transaction Details & Plan Information

• Securities to be Sold: 1,200 common shares.
• Origin of Shares: Acquired as Performance Shares directly from the issuer on December 20, 2025.
• Trading Plan: The sale is being executed under a Rule 10b5-1 trading plan established on December 23, 2025.
• Prior Activity in Past 3 Months:
  • September 15, 2026: 1,200 shares sold for gross proceeds of $389,832.00.
  • August 17, 2026: 1,200 shares sold for gross proceeds of $527,088.00.

Market Impact & Significance

Trading significance is assessed as Low. The proposed sale represents an immaterial fraction (<0.001%) of the company's 141,808,525 shares outstanding. The predictable cadence of 1,200 shares sold monthly confirms an automated Rule 10b5-1 schedule rather than discretionary insider sentiment.