Yangtze Optical Fibre and Cable Joint Stock Co (STU:1YO) Beta: N/A (As of Sep. 04, 2026)

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.
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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.

STU:1YO Yangtze Optical Fibre and Cable Joint Stock Ltd Co STU:1YO
61 GF Score
Price €17.20
GF Value €2.41
Valuation Significantly Overvalued
! 4 Warning Signs
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What is Yangtze Optical Fibre and Cable Joint Stock Co Beta?

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-09-04), Yangtze Optical Fibre and Cable Joint Stock Co's Beta is Not available.


Yangtze Optical Fibre and Cable Joint Stock Co  (STU:1YO) Beta Explanation

Beta is a measure of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole. We usually compare beta to 1. A beta of 1 indicates that the security's price will move with the market. A beta of less than 1 means that the security will be less volatile than the market. A beta of greater than 1 indicates that the security's price will be more volatile than the market.

Beta is primarily used in the Capital Asset Pricing Model (CAPM) to calculate the Cost of Equity, which can be used in the calculation of WACC %. The formula of Cost of Equity is:
Cost of Equity = Risk-Free Rate of Return + Beta of Asset * (Expected Return of the Market - Risk-Free Rate of Return)


Yangtze Optical Fibre and Cable Joint Stock Co Beta Related Terms


Yangtze Optical Fibre and Cable Joint Stock Co Beta Historical Data

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The historical data trend for Yangtze Optical Fibre and Cable Joint Stock Co's Beta can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Yangtze Optical Fibre and Cable Joint Stock Co Beta Chart

Yangtze Optical Fibre and Cable Joint Stock Co Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Beta
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Yangtze Optical Fibre and Cable Joint Stock Co Quarterly Data
Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Jun25 Sep25 Dec25 Jun26
Beta Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00
STU:1YO
61GF Score
Yangtze Optical Fibre and Cable Joint Stock Ltd Co STU:1YO
Beta is just one metric. See GF Score™, valuation, warning signs, and more.
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Yangtze Optical Fibre and Cable Joint Stock Co Beta Calculation

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. A stock's beta can be calculated by dividing the product of the covariance of the individual stock's returns and the market's returns by the variance of the market's returns over a specified period. Basically, GuruFocus uses the returns calculated over three-year period.

Is Yangtze Optical Fibre and Cable Joint Stock Co (STU:1YO) Overvalued in 2026?

Based on GuruFocus' analysis, Yangtze Optical Fibre and Cable Joint Stock Co stock appears to be overvalued. The current stock price of €17.20 is trading 613.7% above its estimated GF Value™ of €2.41. GuruFocus considers Yangtze Optical Fibre and Cable Joint Stock Co to be Significantly Overvalued.

Key valuation signals for STU:1YO:

  • Beta: N/A
  • GF Value™: €2.41 vs. price of €17.20 (613.7% above fair value)
  • GF Score™: 61/100 with 4 warning signs

No single metric tells the full story. See the STU:1YO stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Yangtze Optical Fibre and Cable Joint Stock Co Business Description

Address No. 9 Guanggu Avenue, East Lake High-tech Development Zone, Hubei Province, Wuhan, CHN, 430073
Yangtze Optical Fibre and Cable Joint Stock Ltd Co are principally engaged in the research, development, production and sale of optical fiber preforms, optical fibers, optical cables optical components and modules and related products. The company is the supplier of optical fibre preform, optical fibre, optical fibre cables and other relevant products in telecommunication industry. The group determines the two reporting segments, optical communication products segment and optical transmission components segment. The company generates majority of revenue from optical communication products segment. Its products include Cutting-Edge Product, Specialty Fibre, Raw Material, Submarine Cable, Communication Optical Fibre, Structured Cabling, Optical Transceiver, Coaxial Cable, etc.
61GF Score

Get the complete analysis for STU:1YO

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

€17.20
Price
€2.41
GF Value