CIENA CORP 4

Ciena CEO Gary B. Smith sold 2,952 shares of Ciena Corp (CIEN) common stock for roughly $1.24 million under a Rule 10b5-1 plan.

On July 15, 2026, Ciena Corporation President and CEO Gary B. Smith sold 2,952 shares of Ciena common stock in an open-market transaction under a Rule 10b5-1 trading plan at a weighted-average price of approximately $421.10 per share, for total proceeds of about $1.24 million. The sales were executed within a price range of $405.1250 to $443.7500. Following this transaction, Smith beneficially owns 251,934 shares of Ciena common stock (including unvested RSUs and PSUs), representing an estimated post-transaction holding value of roughly $95 million based on the company’s recent trading levels.

Filing Facts

CIK

936395

Ticker

CIEN

Form

4

Source Type

sec

Accession

0001032553-26-000031

Alert Tier

7