15-Jul-2026
AI memory, chip stocks dip again as South Korean peers slump despite strong TSM results
Seeking Alpha News (Thu, 16-Jul 6:53 AM ET)
AI memory, chip stocks fall again after brief recovery despite strong ASML results
Seeking Alpha News (Wed, 15-Jul 11:38 AM ET)
AI memory, chip stocks rise after Asian giants SK hynix, Samsung rebound
Seeking Alpha News (Tue, 14-Jul 12:00 PM ET)
AI memory, chip stocks recover after Asian giants SK hynix, Samsung rebound
Seeking Alpha News (Tue, 14-Jul 5:27 AM ET)
AI memory, chip stocks fall as South Korean peers tumble after SK hynix's US debut
Seeking Alpha News (Mon, 13-Jul 5:11 AM ET)
PRNewswire (Wed, 1-Jul 6:46 AM ET)
Tradr to Launch Leveraged ETFs on CIEN, QNT, RMBS, TSEM & TTMI
PRNewswire (Fri, 26-Jun 8:00 AM ET)
Market Chameleon (Tue, 23-Jun 5:24 AM ET)
Business Wire (Tue, 23-Jun 9:00 AM ET)
Ciena Strengthens Leadership Team with Key Executive Appointments
Business Wire (Mon, 22-Jun 9:00 AM ET)
Ciena is a leader in high-speed optical connectivity, providing systems, components, and automation software for telecom providers and enterprises, such as data centers, to enable long-distance connectivity. The company operates through four primary business segments: networking platforms, platform software and services, Blue Planet automation software, and global services. While telecom carriers remain important customers, cloud providers and hyperscalers now drive a significant portion of the business. To meet the demands of AI data centers, customers are adopting Ciena's WaveLogic 6 platform, the first to support 1.6 terabits-per-second capacity.
Ciena trades on the NYSE stock market under the symbol CIEN.
As of July 15, 2026, CIEN stock price declined to $418.46 with 1,513,952 million shares trading.
CIEN has a beta of 0.91, meaning it tends to be less sensitive to market movements. CIEN has a correlation of 0.04 to the broad based SPY ETF.
CIEN has a market cap of $58.94 billion. This is considered a Large Cap stock.
Last quarter Ciena reported $2 billion in Revenue and $1.64 earnings per share. This beat revenue expectation by $69 million and exceeded earnings estimates by $.24.
In the last 3 years, CIEN traded as high as $637.51 and as low as $39.94.
The top ETF exchange traded funds that CIEN belongs to (by Net Assets): VTI, VOO, VB, VO, IVV.
CIEN has outperformed the market in the last year with a return of +406.5%, while the SPY ETF gained +22.5%. However, in the most recent history, CIEN shares have underperformed the stock market with its stock returning -12.0% in the last 3 month period and -9.5% for the last 2 week period, while SPY has returned +8.1% and +1.2%, respectively.
CIEN support price is $423.43 and resistance is $470.43 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that CIEN shares will trade within this expected range on the day.