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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.
This valuation method assumes that the stock valuation will revert to its historical (10-Year) median in terms of PS Ratio. The reason we use PS Ratio instead of PE Ratio or PB Ratio is because PS Ratio is independent of profit margin, and can be applied to a broader range of situations.
Median PS Value is calculated as trailing twelve months (TTM) Revenue per Share times 10-Year median PS Ratio. Tetra Tech's Revenue per Share for the trailing twelve months (TTM) ended in Jun. 2026 was €16.627. Tetra Tech's 10-Year median PS Ratio is 1.7057. Therefore, the Median PS Value for today is €28.36.
As of today (2026-08-27), Tetra Tech's share price is €31.40. Tetra Tech's Median PS Value is €28.36. Therefore, Tetra Tech's Price to Median PS Value for today is 1.11.
The historical rank and industry rank for Tetra Tech's Median PS Value or its related term are showing as below:
STU:TT6'
s Price-to-Median-PS-Value Range Over the Past 10 Years
Min: 0.87 Med: 1.65 Max: 3.18
Current: 1.11
During the past 13 years, the highest Price to Median PS Value of Tetra Tech was 3.18. The lowest was 0.87. And the median was 1.65.
STU:TT6's Price-to-Median-PS-Value is ranked better than 50.29% of 1030
companies
in the Construction industry
Industry Median: 1.1
vs STU:TT6: 1.11
This valuation method assumes that the stock valuation will revert to its historical (10-Year) mean in terms of PS Ratio. The reason we use PS Ratio instead of PE Ratio or PB Ratio
is because PS Ratio is independent of profit margin, and can be applied to a broader range of situations.
It also assumes that over time the profit margin is constant. If a company increases its profit margin to a sustainable level, this value might under-estimate its value. If it has permanent declined profit margins, this may over-estimate the company's value.
Tetra Tech's Price to Median PS Value for today is calculated as
Price to Median PS Value
=
Share Price
/
Median PS Value
=
31.40
/
28.36
=
1.11
* 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.
Tetra Tech Median PS Value Related Terms
Tetra Tech Median PS Value Historical Data
* Premium members only.
The historical data trend for Tetra Tech's Median PS Value 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.
STU:TT6 vs AGX, ACM, FLR: Median PS Value Comparison
For the Engineering & Construction subindustry, Tetra Tech's Price-to-Median-PS-Value, along with its competitors' market caps and Price-to-Median-PS-Value 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.
Tetra Tech Price-to-Median-PS-Value vs Construction Industry
For the Construction industry and Industrials sector, Tetra Tech's Price-to-Median-PS-Value distribution charts can be found below:
* The bar in red indicates where Tetra Tech's Price-to-Median-PS-Value falls into.
10-Year Median PS Ratio is 1.7057.
Tetra Tech's Revenue per Share for the trailing twelve months (TTM) ended in Jun. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was €16.627.
* 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.
Tetra Tech (STU:TT6) has a Median PS Value of €28.36 as of Aug. 27, 2026. Median price-sales value is the stock value based on a company's 10-year median price-sales ratio, View historical data on Tetra Tech and its competitors. According to the industry distribution chart, Tetra Tech ranks #512 out of 1030 companies in the Construction industry, placing it in the top 49.7%.
Is Tetra Tech's Median PS Value too high?
Tetra Tech's current Median PS Value is €28.36. Based on the distribution chart, Tetra Tech ranks #512 out of 1030 companies in the Construction industry, which is above the industry midpoint. Overall, Tetra Tech has a GF Score™ of 86/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Tetra Tech's Median PS Value compare to AGX and ACM?
According to the Construction industry distribution chart, Tetra Tech ranks #512 out of 1030 companies for Median PS Value. This puts Tetra Tech in the upper half of its industry. The industry median Median PS Value is 1.10. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Median PS Value for a Construction company?
The median Median PS Value among Construction companies is 1.10, based on 1,030 companies in the industry. Companies in the top quartile (top 25%) have a Median PS Value significantly above this median, while those in the bottom quartile fall well below. However, Median PS Value 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 Median PS Value mean?
A high Median PS Value can signal that a stock is expensive relative to its fundamentals. Median price-sales value is the stock value based on a company's 10-year median price-sales ratio, View historical data on Tetra Tech and its competitors. For the Construction industry, the median Median PS Value is 1.10 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tetra Tech's current Median PS Value is €28.36. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tetra Tech stock overvalued right now?
Based on GuruFocus' analysis, Tetra Tech (STU:TT6) is currently considered Fairly Valued. The stock's GF Value™ is €28.73, compared to a current price of €31.40 — trading 9.3% above its estimated fair value. The current Median PS Value is €28.36. Tetra Tech's overall GF Score™ is 86/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Median PS Value calculated?
Median PS Value is calculated from a company's financial statements. For Tetra Tech (STU:TT6), the current Median PS Value is €28.36 as of Aug. 27, 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 Tetra Tech (STU:TT6) Overvalued in 2026?
Based on GuruFocus' analysis, Tetra Tech stock appears to be overvalued.
The current stock price of €31.40 is trading 9.3% above its estimated GF Value™ of €28.73.
GuruFocus considers Tetra Tech to be Fairly Valued.
Key valuation signals for STU:TT6:
Median PS Value: €28.36
GF Value™: €28.73 vs. price of €31.40 (9.3% above fair value)
No single metric tells the full story. See the STU:TT6 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Tetra Tech Inc provides consulting and engineering services for environmental, infrastructure, resource management, energy, and international development markets. It specializes in providing water-related services for public and private clients. It designs infrastructure, facilities, and other structures with complex plans and resource management. it has two reportable segments. Its Government Services Group (GSG) segment includes activities with U.S. government clients (federal, state and local) and activities with development agencies world-wide. Commercial/International Services Group (CIG) segment, which derives maximum revenue, includes activities with U.S. commercial clients and international clients other than development agencies.
86GF Score
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