Subsequent Events

6 Months Ended

Apr. 30, 2018

Subsequent Events [Abstract]

Subsequent Events

SUBSEQUENT EVENTS

Stock Repurchase Program

From the end of the second quarter of fiscal 2018 through June 4, 2018, Ciena repurchased an additional 611,942 shares of its common stock, for an aggregate purchase price of $15.4 million at an average price of $25.15 per share, inclusive of repurchases pending settlement. As of June 4, 2018, Ciena has an aggregate of $245.5 million of authorized funds remaining under its Stock Repurchase Program.

Packet Design Acquisition

On May 30, 2018, Ciena entered into a definitive agreement to acquire privately-held Packet Design, LLC, a provider of network performance management software focused on Layer 3 network optimization, topology and route analytics. The transaction is expected to close during Ciena’s fiscal third quarter 2018 and is subject to customary closing conditions.