Tetra Tech
TTEK
$36.78
-0.24%
Tetra Tech Inc. is a global consulting and engineering services firm operating in the Industrials sector, specializing in water, environment, infrastructure, resource management, energy, and international development projects for both public and private clients. The company is organized into two reportable segments — the Government Services Group (GSG), serving U.S. federal, state, and local agencies plus development agencies worldwide, and the larger Commercial/International Services Group (CIG), which serves U.S. commercial and international clients and generates the majority of revenue. Tetra Tech's competitive identity rests on its 'Leading with Science' positioning and deep specialization in water-related engineering, which gives it a defensible niche in a fragmented engineering and construction landscape where scale, technical credentials, and government contract relationships are key differentiators. The current investor narrative centers on a sharp profitability recovery — after a fiscal Q2 2025 earnings collapse driven by a large one-time charge, net income has rebounded dramatically through fiscal 2026, with quarterly EPS climbing from $0.02 to $0.36 and revenue growth reaccelerating to double digits; the debate now hinges on whether margin expansion is durable and whether the stock's recent momentum can overcome a still-discounted valuation relative to its own history.…
TTEK
Tetra Tech
$36.78
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Investment Opinion: Should I buy TTEK Today?
Rating: Hold with a constructive bias. The core thesis is that Tetra Tech is a quality water-engineering franchise undergoing a genuine but margin-constrained earnings recovery, and at $36.98 the stock offers 8.6% upside to the $40.17 average analyst target with a unanimous buy-leaning consensus (mean rating 2.0) — enough to justify holding, but not enough to chase aggressively given the 35.8x trailing P/E. Supporting evidence is mixed but leans positive: revenue grew 10.55% year-over-year in fiscal Q2 2026 to $1.22B, TTM free cash flow of $668.7M represents 13.5% of revenue, net income rebounded to $93.6M from $5.4M a year earlier, and the forward P/E of 21.6x is reasonable if the $2.14 consensus EPS is achieved. However, gross margin at 17.6% is down 420 basis points year-over-year, the trailing P/E of 35.8x and price-to-book of 5.0x are premium multiples for a low-margin engineering firm, and the negative PEG ratio of -1.44 signals that the trailing earnings base is not a reliable valuation anchor. The biggest risks that could invalidate the thesis are a further erosion of gross margin below 17%, a federal budget impasse delaying GSG contract awards, and a failure to deliver the roughly 2x EPS growth embedded in the forward multiple. This Hold would upgrade to Buy if gross margin stabilizes above 18% for two consecutive quarters or if the stock pulls back toward $32 (roughly 15x forward EPS), and it would downgrade to Sell if gross margin falls below 17% or if revenue growth decelerates below 5%. On balance, the stock is fairly valued to modestly undervalued relative to its forward earnings power but expensive relative to its trailing results and historical margin profile.
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TTEK 12-Month Price Forecast
The forward-looking view is balanced: the earnings recovery is genuine and free cash flow is strong, but the declining gross margin means the quality of that recovery is questionable, and the 35.8x trailing multiple leaves little margin for error. The base case (55% probability) assumes margin stabilization and EPS delivery, yielding a $38-$42 range that brackets the $40.17 consensus target. I would upgrade to bullish if gross margin prints above 18% for two consecutive quarters, confirming operating leverage is structural rather than charge-driven, or if the stock pulls back toward $32, which would represent roughly 15x forward EPS. I would downgrade to bearish if gross margin falls below 17% or if federal contract awards stall, either of which would undermine the $2.14 EPS consensus and compress the multiple toward the 52-week low.
Wall Street consensus
Most Wall Street analysts maintain a constructive view on Tetra Tech's 12-month outlook, with a consensus price target around $40.17 and implied upside of +9.2% versus the current price.
Average Target
$40.17
0 analysts
Implied Upside
+9.2%
vs. current price
Analyst Count
—
covering this stock
Price Range
$37 - $44
Analyst target range
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Bulls vs Bears: TTEK Investment Factors
The bull case currently has stronger evidence: the earnings recovery is real and multi-quarter, revenue growth has reaccelerated to 10.6%, free cash flow is robust at $668.7M, and analyst targets imply 8.6% upside with a unanimous buy-leaning consensus. However, the bear case is not dismissible — gross margin has compressed 420 basis points year-over-year, the trailing P/E of 35.8x is expensive for a low-margin engineering firm, and the recovery is partly a function of lapping a $174.6M one-time charge. The single most important tension is whether the margin expansion is durable: if gross margin stabilizes above 18% and operating leverage continues, the forward P/E of 21.6x is justified and the stock can re-rate toward the $44 high target; if gross margin keeps eroding toward 17%, the earnings recovery will prove cyclical and the stock could retest the $25.81 low.
Bullish
- Earnings recovery is dramatic and confirmed: Quarterly EPS has rebounded from $0.02 in fiscal Q2 2025 to $0.36 in fiscal Q2 2026, a roughly 18x increase, while net income rose from $5.4M to $93.6M over the same period. The recovery is not a one-quarter anomaly: EPS was $0.40 in Q1 2026 and $0.49 in Q4 2025, showing sustained profitability after the one-time charge.
- Revenue growth reaccelerated to double digits: Fiscal Q2 2026 revenue of $1.22B grew 10.55% year-over-year, and the trailing four-quarter revenue base of roughly $4.97B is consistent with analyst consensus of $5.10B for the current year. This reacceleration supports the view that the prior earnings collapse was charge-driven rather than demand-driven.
- Analyst targets imply meaningful upside: The six covering analysts have an average target of $40.17, with a low of $37.00 and high of $44.00, implying 8.6% upside to the average and 19.0% to the high target from the $36.98 price. The consensus recommendation is 'buy' with a mean rating of 2.0, indicating no sell ratings among the covering group.
- Strong free cash flow and manageable leverage: TTM free cash flow is $668.7M, which is 13.5% of the $4.97B revenue base and covers the $9.4B market cap at a price-to-free-cash-flow of roughly 13.3x. Debt-to-equity of 0.55 and a current ratio of 1.18 indicate a balance sheet that can absorb cyclicality without distress.
Bearish
- Gross margin compression is a red flag: Gross margin has fallen from 21.8% in fiscal Q3 2025 to 17.6% in fiscal Q2 2026, a 420-basis-point decline, and the trailing gross margin of 17.7% is well below the 20.6% reported in Q4 2025. This suggests the earnings recovery is being driven by cost cuts and lower SG&A rather than pricing power or mix improvement.
- Valuation is not cheap on trailing metrics: The trailing P/E is 35.8x and price-to-book is 5.0x, while the forward P/E of 21.6x relies on EPS more than doubling from the current $0.36 quarterly run-rate to the $2.14 consensus annual estimate. The PEG ratio is negative at -1.44, reflecting the distorted trailing earnings base, and EV/EBITDA of 20.4x is rich for a low-margin engineering firm.
- Earnings quality depends on one-time charge reversal: The fiscal Q2 2025 collapse was driven by a $174.6M other-expense line that crushed operating income to $39.6M; the subsequent recovery partly reflects the absence of that charge rather than organic improvement. Investors must distinguish between a clean comparison base and genuine operational progress, and the declining gross margin suggests the latter is weaker than headline EPS implies.
- High short interest signals skepticism: The short ratio of 5.64 means it would take nearly six days of average volume to cover short positions, a level that indicates meaningful bearish conviction despite the recent rally. This creates event risk around earnings and suggests a portion of the market doubts the durability of the margin recovery.
TTEK Technical Analysis
Beta
0.95
0.95x market volatility
Max Drawdown
-38.6%
Largest decline past year
52-Week Range
$26-$43
Price range past year
Annual Return
+12.9%
Cumulative gain past year
| Period | TTEK Return | S&P 500 |
|---|---|---|
| 1m | +8.5% | +0.9% |
| 3m | +13.3% | +4.1% |
| 6m | +16.1% | +7.2% |
| 1y | +12.9% | +12.4% |
| ytd | +9.3% | +13.3% |
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TTEK Fundamental Analysis
Quarterly Revenue
$1.2B
2026-03
Revenue YoY Growth
+10.5%
YoY Comparison
Gross Margin
17.5%
Latest Quarter
Free Cash Flow
$668651000.0B
Last 12 Months
Revenue & Net Income Trends (2 Years)
Revenue Breakdown
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Valuation Analysis: Is TTEK Overvalued?
PE
35.8x
Latest Quarter
vs. Historical
Mid-Range
5-Year PE Range 17x~46x
vs. Industry Avg
N/A
Industry PE ~N/A*
EV/EBITDA
20.4x
Enterprise Value Multiple
Investment Risk Disclosure
Financial and operational risks center on margin quality and earnings sustainability. Gross margin has declined from 21.8% in fiscal Q3 2025 to 17.6% in fiscal Q2 2026, a 420-basis-point compression that suggests the EPS recovery from $0.02 to $0.36 is being driven by lower SG&A and the absence of the $174.6M one-time charge rather than by pricing power. The company carries $9.4B in market capitalization against $668.7M in TTM free cash flow, and debt-to-equity of 0.55 with $8.8M in quarterly interest expense is manageable but not trivial for a firm with a 4.6% net margin. Revenue concentration in government contracts through the GSG segment exposes the company to federal budget cycles and procurement delays, while the commercial segment's project-based revenue is inherently lumpy. The forward P/E of 21.6x requires EPS to roughly double from the current quarterly run-rate, leaving little room for execution missteps. Market and competitive risks include valuation compression and sector rotation. At 35.8x trailing earnings and 5.0x book value, TTEK trades at a premium to the engineering and construction sector's typical mid-teens multiple, and the negative PEG ratio of -1.44 reflects how distorted the trailing base is. The stock's beta of 0.946 means it is slightly less volatile than the market, but its -38.6% maximum drawdown shows it is not defensive in a downturn. Competition from larger engineering firms and boutique water specialists could pressure pricing, and the recent relative outperformance of 13.8 percentage points over three months versus the SPY makes the stock vulnerable to profit-taking if momentum stalls. The high short ratio of 5.64 amplifies event risk around earnings. The worst-case scenario is a renewed margin shock combined with a government funding disruption: if gross margin falls below 17% and a major federal contract is delayed, EPS could revert toward the $0.30-$0.35 quarterly range, compressing the forward P/E toward 15x and driving the stock toward its 52-week low of $25.81. From the current $36.98, that represents a decline of approximately 30.2%. A more severe outcome, consistent with the -38.6% maximum drawdown, would take the stock to roughly $22.70, a loss of about 38.6% from current levels. The analyst low target of $37.00 offers essentially no downside cushion, meaning the bear case is not priced into consensus expectations.
FAQ
The most severe risk is margin deterioration: gross margin has fallen from 21.8% to 17.6% year-over-year, and a further decline below 17% would undermine the entire earnings recovery thesis and could drive the stock toward $30 or lower. Second is valuation compression: at 35.8x trailing earnings and 5.0x book value, TTEK trades at a premium to engineering peers, and any multiple de-rating toward the sector's mid-teens would erase much of the recent 16.6% three-month gain. Third is government contract concentration: the GSG segment depends on federal appropriations, and a budget impasse or continuing resolution would delay awards and pressure revenue growth below the current 10.55% rate. Fourth is event risk from high short interest: the 5.64 short ratio means an earnings miss could trigger amplified selling, consistent with the stock's -38.6% maximum drawdown.
The 12-month forecast has three scenarios. The base case (55% probability) targets $38-$42, assuming gross margin stabilizes at 17.5-18.0%, revenue grows near the $5.10B consensus, and EPS lands near $2.14, converging toward the $40.17 average analyst target. The bull case (25% probability) targets $44-$46, requiring gross margin above 18% and EPS toward the $2.18 high estimate, supporting a re-rating to the $44 analyst high target. The bear case (20% probability) targets $25.81-$30.00, driven by gross margin below 17% and federal contract delays, compressing the multiple toward the 52-week low. The base case is most likely, and its key assumption is that the margin trough has been reached — a reasonable but unconfirmed bet given the 420-basis-point year-over-year decline.
TTEK is fairly valued on forward earnings but expensive on trailing metrics. The forward P/E of 21.6x is reasonable for a company growing revenue at 10.55% and generating $668.7M in free cash flow, and it sits below the trailing P/E of 35.8x, implying the market expects EPS to roughly double to the $2.14 consensus. However, the price-to-book of 5.0x and EV/EBITDA of 20.4x are premium multiples for an engineering and construction firm with a 17.6% gross margin, and the negative PEG ratio of -1.44 reflects the distorted trailing earnings base. The market is paying for the recovery, not for the current earnings power. If the $2.14 EPS is delivered, the stock is modestly undervalued relative to its own history; if EPS disappoints, the 35.8x trailing multiple would look stretched and the stock would be overvalued.
From a risk/reward perspective, TTEK offers moderate upside with meaningful downside risk. The stock trades at $36.98 against an average analyst target of $40.17 (8.6% upside) and a high target of $44.00 (19.0% upside), with a unanimous buy-leaning consensus among six analysts. However, the trailing P/E of 35.8x and price-to-book of 5.0x are premium multiples for a firm with a 4.6% net margin, and the 17.6% gross margin is 420 basis points below year-ago levels. The biggest downside risk is a margin relapse that could take the stock toward the $25.81 52-week low, a 30.2% decline. It is a good buy for long-term investors comfortable with a 12-18 month horizon who believe the margin recovery is structural, but it is not a compelling short-term trade given the high short ratio of 5.64 and event risk around earnings.
TTEK is better suited for long-term holding than short-term trading. The company is in a mid-stage earnings recovery with revenue growing at 10.55%, a beta of 0.946 indicating below-market volatility, and a modest 0.73% dividend yield with a 26.3% payout ratio — characteristics of a stable compounder rather than a momentum vehicle. However, the high short ratio of 5.64 and the -38.6% maximum drawdown mean short-term price action can be volatile around earnings, making it a poor candidate for tactical trading. Earnings visibility is moderate: the $2.14 consensus EPS is well-supported by the $668.7M free cash flow, but the declining gross margin introduces uncertainty. A suggested minimum holding period is 12-18 months, allowing two to three earnings cycles to confirm whether margin stabilization is durable before the forward multiple can be validated.