Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-06-25), Thessaloniki Port Authority's Beta is 0.3778.
Thessaloniki Port Authority (ATH:OLTH) 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)
* 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.
Thessaloniki Port Authority Beta Competitor Comparison
For the Marine Shipping subindustry, Thessaloniki Port Authority's Beta, along with its competitors' market caps and Beta data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Thessaloniki Port Authority Beta vs Transportation Industry
For the Transportation industry and Industrials sector, Thessaloniki Port Authority's Beta distribution charts can be found below:
* The bar in red indicates where Thessaloniki Port Authority's Beta falls into.
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.
Thessaloniki Port Authority (ATH:OLTH) has a Beta of 0.3778 as of Jun. 25, 2026. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Thessaloniki Port Authority and its competitors.
Is Thessaloniki Port Authority's Beta too high?
Thessaloniki Port Authority's current Beta is 0.3778. Overall, Thessaloniki Port Authority has a GF Score™ of 90/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Thessaloniki Port Authority's Beta compare to competitors?
Thessaloniki Port Authority's Beta of 0.3778 can be compared against companies in the Transportation industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Beta for a Transportation company?
A good Beta depends on the Transportation industry context. However, Beta should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Beta mean?
A high Beta can signal that a stock is expensive relative to its fundamentals. Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. View historical data for Thessaloniki Port Authority and its competitors. Thessaloniki Port Authority's current Beta is 0.3778. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Thessaloniki Port Authority stock overvalued right now?
Based on GuruFocus' analysis, Thessaloniki Port Authority (ATH:OLTH) is currently considered Modestly Overvalued. The stock's GF Value™ is €31.52, compared to a current price of €39.00 — trading 23.7% above its estimated fair value. The current Beta is 0.3778. Thessaloniki Port Authority's overall GF Score™ is 90/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Beta calculated?
Beta is calculated from a company's financial statements. For Thessaloniki Port Authority (ATH:OLTH), the current Beta is 0.3778 as of Jun. 25, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Thessaloniki Port Authority (ATH:OLTH) Overvalued in 2026?
Based on GuruFocus' analysis, Thessaloniki Port Authority stock appears to be overvalued.
The current stock price of €39.00 is trading 23.7% above its estimated GF Value™ of €31.52.
GuruFocus considers Thessaloniki Port Authority to be Modestly Overvalued.
Key valuation signals for ATH:OLTH:
Beta: 0.3778
GF Value™: €31.52 vs. price of €39.00 (23.7% above fair value)
No single metric tells the full story. See the ATH:OLTH stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Thessaloniki Port Authority SA operates in the sector of auxiliary activities related to transportation, providing services at the Port of Thessaloniki, including loading and unloading of cargo, storage, port services and passenger traffic. Its business activities include services for unitized cargoes (containers), conventional cargoes (bulk, general and RO-RO), coastal and cruise passengers, vessels (anchoring, mooring, berthing and other services), users of port and non-port facilities including car parking operations, and intermodal transport services (dry-port) through the Company and its subsidiary ThPA Sofia EAD. The Company's operating segments are Container Terminal, Conventional Cargo, Passenger Traffic, Exploitation of Sites and Intermodal.
90GF Score
Get the complete analysis for ATH:OLTH
Beta is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ATH:OLTH has been successfully added to your 
