Ciena (MEX:CIEN) Short Ratio

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

MEX:CIEN Ciena Corp MEX:CIEN
68 GF Score
Price MXN7,844.00
GF Value MXN1,627.84
Valuation Significantly Overvalued
! 4 Warning Signs
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What is Ciena Short Ratio?

Short Ratio is a metric signaling prevailing investors' sentiment with a company. It represents the number of days it takes short sellers on average to repurchase all the shares short.

Due to the license agreement change with our data vendor, Short Interest related data on GuruFocus will no longer be updated. Existing data will remain as-is, while new data will not be available, except for certain Australian and Canadian stocks.

MEX:CIEN
68GF Score
Ciena Corp MEX:CIEN
Short Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is Ciena (MEX:CIEN) Overvalued in 2026?

Based on GuruFocus' analysis, Ciena stock appears to be overvalued. The current stock price of MXN7,844.00 is trading 381.9% above its estimated GF Value™ of MXN1,627.84. GuruFocus considers Ciena to be Significantly Overvalued.

Key valuation signals for MEX:CIEN:

  • Short Ratio:
  • GF Value™: MXN1,627.84 vs. price of MXN7,844.00 (381.9% above fair value)
  • GF Score™: 68/100 with 4 warning signs

No single metric tells the full story. See the MEX:CIEN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Ciena Business Description

Address 7035 Ridge Road, Hanover, MD, USA, 21076
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.
68GF Score

Get the complete analysis for MEX:CIEN

Short Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

MXN7,844.00
Price
MXN1,627.84
GF Value