Graff Marc D. - Insider Non-Derivative Transactions at CIENA CORP (CIEN) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 16, 2025, Graff Marc D.'s relationship to CIENA CORP (CIEN) is Officer (SVP & Chief Financial Officer), and currently has 127,605 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other CIEN insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Graff Marc D. - Insider Non-Derivative Transactions of CIEN Common Stock

Graff Marc D. - Insider Non-Derivative Transactions at CIEN

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 17, 2025	Acquisition -- (Common Stock)	9293	0	127605
Aug 2, 2025	Acquisition -- (Common Stock)	118312	0	118312