CIEN
$383.89-28.69 (-6.95%)
Ciena Corporation, a network technology company, provides hardware, software, and services for various network operators in the Americas, Europe, the Middle East, Africa, the Asia Pacific, Japan, and India.
Recent News
Stock Market Today: Dow Drops 450 Points; Nvidia, Palantir Sell Off (Live Coverage)
The Dow Jones index falls Friday, extending this week's losses. Super Micro Computer was a big loser on the stock market today.
Top Stock Reports for NVIDIA, Caterpillar & KLA
NVIDIA, Caterpillar, and KLA lead the latest Zacks research, with AI, construction demand, and semiconductor growth driving gains.
US Stock Market Today: S&P 500 Futures Edge Higher On Mixed Housing And Jobs Data
The Morning Bull - US Market Morning Update Friday, Mar, 20 2026 US stock futures are slightly higher, with E-mini S&P 500 contracts up about 0.1%, as investors balance weak housing data against firmer signs of economic activity. New home sales dropped 17.6% in January to 587,000, while mortgage rates sit at 6.22%. This combination points to a tougher backdrop for homebuilders and housing linked plays. At the same time, the Philadelphia Fed manufacturing index climbed to 18.1 and jobless...
Ciena’s Quantum Secure Networking Push Meets Lofty Valuation Debate
Ciena (NYSE:CIEN) and Quantum Computing Inc. showcased next generation quantum secure communications at OFC 2026. The live setup combined quantum key distribution, post quantum encryption, and quantum authentication on Ciena's Waveserver platform. The focus was on protecting data center and cloud traffic at the optical layer as AI related bandwidth needs grow. Ciena, a long time player in optical networking and cloud connectivity, is positioning its Waveserver platform around quantum safe...
Ciena's Service Provider Revenues Rise on MOFN Tailwinds
CIEN rides MOFN demand as service provider revenues climb, with strong orders, market share gains and rising cloud partnerships fueling growth outlook.