Ciena
Trade Ciena 24 hours a day, five days a week on Robinhood.
Robinhood gives you the tools to revolutionize your trading experience. Use the streamlined mobile app, or access advanced charts and execute precise trades on our browser-based platform, Robinhood Legend. Risks and limitations apply.About CIEN
Ciena Corp. is a network technology company, which engages in the provision of hardware, software, and services to network operators, as well as enabling enhanced network capacity, service delivery, and automation. It operates through the following segments: Networking Platforms, Platform Software and Services, Blue Planet Automation Software and Services, and Global Services.
CIEN Key Statistics
Stock Snapshot
With a market cap of 43.97B, Ciena(CIEN) trades at $311.99. The stock has a price-to-earnings ratio of 366.18.
During the trading session on 2026-02-19, Ciena(CIEN) shares reached a daily high of $317.28 and a low of $299.96. At a current price of $311.99, the stock is +4.0% higher than the low and still -1.7% under the high.
Trading activity shows a volume of 2.22M, compared to an average daily volume of 6.28M.
The stock's 52-week range extends from a low of $49.21 to a high of $317.28.
The stock's 52-week range extends from a low of $49.21 to a high of $317.28.
CIEN News
Ciena Corporation was recently added to the S&P 500, S&P Global 1200, and related S&P 500 sub-indices, while being removed from several mid- and small-cap bench...
Analyst ratings
60%
of 20 ratingsPeople also own
Similar Marketcap
This list is generated by looking at the six larger and six smaller companies by market cap in relation to this company.
Popular Stocks
This list is generated by looking at the top 100 stocks and ETFs most commonly held by Robinhood customers and showing a random subset
Newly Listed
This list is generated by showing companies that recently went public.