Tetra Tech, Inc. (TTEK) Fair Value 2026

TTEK · Engineering & Construction ·

By CirclFi Research Team · Data from SEC EDGAR, FRED & GDELT

Quality Score

8.5 /10

32 fundamental signals · 11 models active

Value Trap Risk

LOW (25/100)

Quick Summary — As of 2026-10-07, Tetra Tech, Inc. (TTEK) trades at $33.38, versus a $24.10 median fair value across its 11 active models — 27.8% below the current price. QOC: 8.5/10. Value Trap Risk: 25/100 (LOW). 11/13 models active. Within that set, the Bayesian DCF component alone returns $29.41.

Key Facts

Ticker
TTEK
Price
$33.38
Quality Score
8.5/10
Value Trap Risk
25/100
Models Active
11/13
Last Updated
Strength: Quality Score of 8.5/10 indicates strong fundamentals
Risk: Majority of models suggest overvaluation

Is Tetra Tech, Inc. (TTEK) Undervalued or Overvalued in 2026?

According to CirclFi’s 11-model valuation engine, Tetra Tech, Inc. (TTEK) appears overvalued as of : the median of 11 independent fair value estimates is $24.10, 27.8% below the current price of $33.38. Estimates range from $7.57 to $68.28. TTEK scores 8.5/10 on fundamental quality and 25/100 on value-trap risk.

For context, the median US equity CirclFi rates trades at an implied -20.1% versus its own 13-model consensus, across 3,777 rated companies as of 2026-10-07. TTEK’s -27.8% gap is wider than that market norm, and the Engineering & Construction sector median is -28.4%. Full market index →

This verdict compares price to intrinsic value only — it is not a buy or sell rating. For the decision case (bull vs bear arguments, risk factors, peers), read Should You Buy Tetra Tech, Inc. Stock in 2026? →

What Fair Value Does Each Model Give TTEK?

11 Intrinsic Value Models vs. Current Price ($33.38)

Core Models (Unlocked)
Model Fair Value Upside
Intrinsic · High Conviction
 $29.41 -11.9%
Intrinsic · High Conviction
 $9.17 -72.5%
Ensemble · Low Conviction
 $22.89 -31.4%
Scenario · High Conviction
 $33.02 -1.1%
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What Is TTEK's Fair Value Range?

Spread across 11 independent models · $7.57 to $68.28

CirclFi's 11 active models place Tetra Tech, Inc. (TTEK) between $7.57 and $68.28 per share, a spread of 252% of the median. The median of that range — $24.10 — is the fair value CirclFi publishes for TTEK, against a current price of $33.38.

Low · EROICHigh · Regime Cross
$7.57median $24.10$68.28
Where the range comes from
Most bearish modelEROIC Spread$7.57
Most bullish modelRegime Cross-Sectional$68.28
Model agreement1 bullish · 8 bearishwide

A band this wide is itself the finding. When independent methods land far apart, they are reading a business whose value depends heavily on which lens you apply — volatile earnings, heavy reinvestment, or an asset base that cash-flow and asset-based methods score differently. That disagreement is information: it says the choice of method matters more than usual for TTEK. Treat the median as one reading among several and compare the individual models below before acting.

Every figure above is one model's standalone output on TTEK, not a CirclFi price target. How each model works →

What Is Tetra Tech, Inc. (TTEK) Worth in 2026?

According to the CirclFi Deep Alpha Valuation Engine, Tetra Tech, Inc.'s intrinsic value is estimated at a median fair value of $24.10. Trading at $33.38, the stock is approaching fair value or slight overvaluation (implied return of -27.8%), as 8 of 11 models suggest limited further upside. The most optimistic model, Regime Cross, places fair value at $68.28 (+104.5%), while EROIC — the most conservative — estimates $7.57 (-77.3%). This +181.9% gap reflects genuine analytical uncertainty about Tetra Tech, Inc.'s intrinsic worth. Among models with highest confidence, EPV lean bearish — adding weight to the bearish side of the thesis.

What Do the Models Say About TTEK?

11 of 13 models are currently active for TTEK. Of these, 1 model suggests upside while 10 models suggest overvaluation. Taken together, their median fair value for TTEK is $24.10 — the figure CirclFi publishes as this stock's fair value. One component of that median, the Bayesian DCF, returns $29.41 on its own, implying -11.9% downside from the current price. See which stocks rank higher →

How Does TTEK Rank in Engineering & Construction?

Among 53 Engineering & Construction stocks, TTEK ranks #11 by Quality of Company score. CirclFi's QOC score of 8.5/10 evaluates 32 fundamental signals. A score of 8.5 places TTEK in the top tier.

See all Most Undervalued Engineering & Construction Stocks →

The Engineering & Construction sector introduces analytical considerations specific to industrial businesses. For Tetra Tech, Inc., metrics like book-to-bill ratio provide important context that general-purpose valuation models may underweight.

Is TTEK a Value Trap?

CirclFi's Value Trap algorithm assigns TTEK a score of 25/100 (LOW). This indicates low risk. The financial profile does not exhibit typical value trap warning signs. The score cross-references apparent undervaluation against fundamental deterioration signals. Browse lowest value-trap stocks →

Multi-Model Methodology

11 of 13 models are active for Tetra Tech, Inc.. Broad coverage provides high confidence. Each model applies a fundamentally different valuation philosophy. See the complete methodology →

According to the CirclFi Deep Alpha Valuation Engine, Tetra Tech, Inc. scores 8.5 out of 10 on our 32-signal quality assessment, a strong rating that demonstrates strong fundamentals across the majority of our quality signals. The QOC score synthesizes profitability margins, revenue growth reliability, debt management, and capital allocation into a single metric designed to separate durable businesses from statistically cheap ones.

The gap between the most bullish and bearish model spans +181.9% — demonstrating why single-model analysis is dangerous. Browse all stocks with 13-model coverage →

Data Sources & Confidence

Every TTEK valuation is built from SEC EDGAR XBRL filings — 700+ standardized financial tags. Macroeconomic context from FRED calibrates discount rates, while GDELT news sentiment feeds into our Sentiment SOTP model. All pipelines run daily. Read the complete data methodology →

Across TTEK's 11 active models, average confidence is 53%. Moderate confidence indicates reasonable fit.

CirclFi's output is a research starting point, not a buy/sell signal. All data updates daily. Read the full methodology →

This analysis is produced by the CirclFi Valuation Engine using quantitative models applied to SEC EDGAR filings, public market feeds, and FRED macroeconomic indicators. It is not financial advice.

Read the full investment analysis: Should You Buy Tetra Tech, Inc. Stock in 2026? →

Bull case, bear case, risk factors & peer comparison — updated daily

Which Similar Engineering & Construction Stocks Should You Also Analyze?

11 related Engineering & Construction stocks with 13-model coverage

PWRQuanta Services, Inc.QOC 8.5APGAPi Group CorporationQOC 8.5EXPOExponent, Inc.QOC 8.6WLDNWilldan Group, Inc.QOC 8.5PRIMPrimoris Services CorporationQOC 8.7GVAGranite Construction IncorporatedQOC 8.5FERFerrovial N.V.QOC 7.6MAGHMagnitude International LtdQOC 6.1SKKSKK Holdings LimitedQOC 2.7FIXComfort Systems USA, Inc.QOC 9.6STRLSterling Infrastructure, Inc.QOC 9.5

Read investment analysis: PWR · APG · EXPO · WLDN · PRIM · GVA · FER · MAGH · SKK · FIX · STRL

Which Other Stocks Have a Similar Quality Score to TTEK?

6 companies across all industries closest to TTEK’s Quality of Company score of 8.5/10.

SANMSanmina CorporationQOC 8.5GNTXGentex CorporationQOC 8.5FLEXFlex Ltd.QOC 8.5CNSCohen & Steers, Inc.QOC 8.5CIGCompanhia Energética de Minas Gerais - CEMIGQOC 8.5NVDANVIDIA CorporationQOC 10.0

Read investment analysis: SANM · GNTX · FLEX · CNS · CIG · NVDA

Where Does TTEK Sit in CirclFi's Engineering & Construction Rankings?

TTEK is ranked against every other Engineering & Construction stock CirclFi covers in each of these screens.

See all Engineering & Construction stocks ranked →

What Else Do Investors Ask About Tetra Tech, Inc.’s Valuation?

What is Tetra Tech, Inc.'s intrinsic value in 2026?

CirclFi puts Tetra Tech, Inc. (TTEK)'s intrinsic value at $24.10 — the median of 11 independent model estimates as of 2026-10-07, ranging from $7.57 to $68.28. One component of that median, the Bayesian DCF, runs 10,000 Monte Carlo simulations with jump-diffusion and returns $29.41 on its own. The Quality of Company score is 8.5/10 across 32 fundamental signals. All models use SEC EDGAR filings updated daily. See our methodology page for how each model works.

Is TTEK overvalued or undervalued right now?

At $33.38, 1 of 11 active models suggest TTEK may be undervalued, while 10 indicate potential overvaluation. The median of all 11 fair value estimates is $24.10, 27.8% below the current price of $33.38 — a consensus view that TTEK is overvalued. The assessment depends on which methodology best fits Tetra Tech, Inc.'s business model in Engineering & Construction.

What does a Quality of Company score of 8.5 mean for TTEK?

Tetra Tech, Inc.'s QOC of 8.5/10 reflects 32 fundamental signals: profitability margins, revenue growth consistency, balance sheet leverage, free cash flow generation, and capital allocation efficiency. Scores above 7 indicate strong fundamentals and disciplined management.

How many valuation models does CirclFi run on TTEK?

CirclFi analyzes TTEK with 13 institutional-grade models daily: Bayesian DCF (Monte Carlo + jump-diffusion), EPV (Greenwald zero-growth), EROIC Spread (McKinsey reinvestment), First Chicago (3-scenario), Markov DDM (regime-switching), ML-RIV (machine learning residual income), Dynamic NAV (asset-based), PWERM (option-theoretic), Regime Cross-Sectional (relative), Sentiment SOTP (hybrid), CUCE Ensemble (meta-model), FTNN Topology (neural network), and RCMH-DCF (conditional regime). Currently 11 of 13 are active for this stock. Read the full methodology →

Which valuation models are most bullish and most bearish on TTEK?

Of the 11 models currently active on TTEK, Regime Cross-Sectional is the most bullish at $68.28 per share, and EROIC Spread is the most bearish at $7.57. CirclFi's published fair value for TTEK is the median of that range, $24.10, not either extreme. The gap between the two ends equals 252% of the median — a wide spread, meaning the methods genuinely disagree and the median should carry less weight. Browse stocks by value-trap risk →

Is TTEK a value trap in 2026?

Tetra Tech, Inc.'s Value Trap score is 25/100 (LOW). This low score indicates the current valuation is not artificially depressed by fundamental deterioration, suggesting genuine opportunity rather than a trap.

Cite this analysis — “According to CirclFi’s 11-model valuation engine, Tetra Tech, Inc. (TTEK) has a median fair value of $24.10 — 27.8% below the current price of $33.38 — as of 2026-10-07.” Source: circlfi.com/stock/TTEK/ · Methodology
Primary sources for this TTEK valuation
  • Financial statements: Tetra Tech, Inc. 10-K and 10-Q filings on SEC EDGAR (CIK 0000831641) — 700+ standardized XBRL tags, published by the U.S. Securities and Exchange Commission.
  • Discount-rate inputs: FRED, Federal Reserve Bank of St. Louis — risk-free rates, VIX, yield curve, inflation.
  • News sentiment: The GDELT Project — global media tone, input to the Sentiment SOTP model.
  • Model definitions: CirclFi methodology — the published specification for all 13 models, including the academic sources each one implements.

Market data for TTEK as of ; valuations recomputed .

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