CIENA CORP 4

Ciena CEO Gary B. Smith sold 2,952 shares of Ciena common stock for roughly $1.07 million under a Rule 10b5-1 trading plan.

On September 1, 2026, Ciena Corporation President and CEO Gary B. Smith sold 2,952 shares of Ciena common stock at a weighted average price of approximately $362.90 per share under a Rule 10b5-1 trading plan dated October 4, 2025, for total proceeds of about $1.07 million. Following this Form 4 transaction, Smith reported direct ownership of 243,078 Ciena shares, which include unvested RSUs and PSUs; based on the recent stock price of about $359.59, his post-transaction holdings are valued at roughly $87.4 million. The sale was executed over a price range of $356.65 to $381.30, and the filing indicates that detailed breakdowns of share amounts at each price level are available upon SEC request.

Filing Facts

CIK

936395

Ticker

CIEN

Form

4

Source Type

sec

Accession

0001032553-26-000037

Alert Tier

6