CIEN

Ciena and Nokia are both benefiting from rising demand for AI‑driven optical networking. The article compares their growth, valuation and supply constraints to help investors decide which stock might be the better buy.

The article questions whether Ciena’s stock price is justified, but offers no further detail.

Ciena (NYSE:CIEN) took in $1.67 billion in its latest fiscal quarter, 37% more than a year earlier. Over the past five years, though, its sales grew only about 6.2% a year, and its earnings per share shrank about 18% a year. That gap is the question hanging over the stock. Network equipment makers have ridden […]

Ciena won a contract with Space Norway to upgrade Arctic subsea cables. The deal is expected to increase cable capacity and improve connectivity in the region.

Ciena hired Monika Fahlbusch as Executive Vice President and Chief People Officer, focusing on AI, data and automation in people strategy. The move is linked to the company’s optical networking business and long‑term execution.

Ciena Corporation (NYSE:CIEN) makes the optical networking gear that carries data across the internet’s backbone and between data centers, the physical plumbing behind the AI boom. With a market cap of roughly $48.5 billion, it is one of the best-qualified names on our list of 9 New Contenders for the S&P 500 Index. Unlike most contenders […]

Capitalize on rising demand for high-bandwidth, energy-efficient PICs across telecom, data centers, biosensing and lidar, with insights into tariffs, competition and revenue opportunities.Dublin, Oct. 20, 2026 (GLOBE NEWSWIRE) -- "Photonic Integrated Circuit (PIC) - Global Strategic Business Report" has been added to ResearchAndMarkets.com's offering.

Ciena (CIEN) stock returned 101.5% from October 16, 2025 to October 19, 2026, against 17.4% for the S&P 500. The run turned out to be about cloud providers and data centers ordering more of Ciena's optical networking gear than the company could ship. The rise began earlier, however. Shares had already risen 184% in the six months before that window opened.