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STN vs TTEK
Which Stock Would AI Choose? Stantec Inc. (STN) vs. Tetra Tech, Inc. (TTEK) Stock Comparison
Key Takeaways
- Both STN and TTEK operate in the engineering and consulting sector, focusing on infrastructure, environment, and sustainable projects, with recent backlog growth signaling strong future revenue visibility.
- STN boasts a record $8.6 billion backlog and 68% of revenue from sustainability-driven work, while TTEK reported Q2 FY2026 net revenue up 8% year-over-year excluding certain items and backlog at $4.28 billion.
- Recent market activity shows both stocks down YTD around 7-8%, trading near 52-week lows amid broader industrials sector pressures, but analyst targets suggest upside potential.
- TTEK trades at a lower P/E ratio (~18x) compared to STN (~29x), reflecting differences in growth expectations and margins.
- Tickeron's AI robots highlight opportunities in industrials and infrastructure, with bots achieving up to 285% annualized returns in related sectors.
- Upcoming earnings—STN Q1 on May 13, 2026, and TTEK's continued FY2026 momentum—could drive sentiment shifts.
Introduction
This comparison examines Stantec Inc. (STN) and Tetra Tech, Inc. (TTEK), two leaders in engineering, architecture, and environmental consulting. Both firms benefit from rising demand for sustainable infrastructure, water management, and energy transition projects amid global regulatory and climate pressures. Traders seeking short-term momentum and investors focused on long-term sector growth will find value in analyzing their relative performance, backlog strength, and market positioning in the current environment of moderating industrials exposure and fiscal policy shifts.
STN Overview and Recent Performance
Stantec Inc. (STN) provides professional services in engineering, architecture, environmental sciences, and project management across infrastructure, water, buildings, and energy sectors. With approximately 34,000 employees, it serves public and private clients globally, emphasizing sustainable design.
In recent market activity, STN shares have traded in a range near the lower end of their 52-week spectrum ($84-$114), reflecting YTD declines of about 7% amid broader sector headwinds. Sentiment has been influenced by record 2025 results, including net revenue growth of 10.7% to $6.5 billion, adjusted EPS up 19.9% to $5.30, and an all-time high backlog of $8.6 billion (up 9.5% year-over-year, equating to ~13 months of work). The company's 19th annual sustainability report highlighted C$5.5 billion (68%) in sustainability-driven revenue, bolstering long-term positioning. Analysts maintain buy ratings with targets implying significant upside, ahead of Q1 2026 earnings on May 13. Recent price softness stems from market rotations away from industrials, but strong organic growth (~3-5% in recent quarters) and acquisitions support resilience.
TTEK Overview and Recent Performance
Tetra Tech, Inc. (TTEK) delivers consulting, engineering, and program management services focused on water, environment, infrastructure, renewable energy, and international development, with over 25,000 employees worldwide.
Recent weeks have seen TTEK shares hover near 52-week lows ($29.57-$43.14), down roughly 8-9% YTD, pressured by sector volatility despite positive fundamentals. Q2 FY2026 results showed net revenue of $1.05 billion (up 8% year-over-year excluding USAID/DOS and disasters), record EBITDA of $146 million with 90 basis-point margin expansion, and adjusted EPS of $0.34 beating guidance. Backlog reached $4.28 billion, up 8% sequentially, driven by U.S. defense, water, and international wins. Strong cash flow ($165 million in Q2, DSO at 58 days) funded $50 million in share repurchases and an 11% dividend hike to $0.072 per share—the 44th consecutive double-digit increase. Guidance was raised for FY2026 net revenue ($4.25-4.40 billion) and EPS ($1.50-1.58), reflecting robust demand in resilient infrastructure. Price behavior mirrors industrials pullback, but backlog visibility and margin gains underpin stability.
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Head-to-Head Comparison
STN and TTEK share exposure to environmental and infrastructure consulting but differ in scale and focus. STN's broader architecture and buildings emphasis contrasts with TTEK's water, defense, and international development tilt, leading to diversified growth drivers.
Backlog strength favors STN at $8.6 billion versus TTEK's $4.28 billion, though both grew recently (9.5% and 8% YoY/sequential). Revenue TTM stands at ~$6.5 billion for STN (10.7% growth) and $4.4 billion for TTEK. Market caps are comparable (~$10B vs. $8B), but TTEK offers a lower P/E (~18x vs. 29x), potentially better value amid similar YTD declines.
Risk profiles show STN with lower beta (0.8) versus TTEK (1.0), and both face sector cyclicality from government spending. Sentiment leans positive for TTEK post-earnings beat and dividend hikes, while STN benefits from sustainability tailwinds. Trade-offs include STN's organic momentum versus TTEK's margin expansion.
Tickeron AI Verdict
Tickeron’s AI currently favors TTEK for its recent earnings momentum, backlog growth, record margins, and raised FY2026 guidance, coupled with a more attractive valuation and consistent dividend increases. While STN shows superior scale and sustainability revenue exposure, TTEK's trend consistency and catalysts in defense/infrastructure position it probabilistically stronger in the near term amid industrials recovery.
Disclaimer
The information on this webpage is provided for general informational and educational purposes only and is not intended as investment advice, a recommendation to purchase or sell any security, or an offer or solicitation related to investments. It does not consider your personal financial situation, goals, or risk profile, and all investing carries inherent risks, including the possibility of losing your entire investment. For more details, please review our full disclaimer. Disclaimers and Limitations
To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is STN is a Buy and TTEK is a Buy.
Long-Term Analysis
It is best to consider a long-term outlook for a ticker by using Fundamental Analysis (FA) ratings. The rating of 1 to 100, where 1 is best and 100 is worst, is divided into thirds. The first third (a green rating of 1-33) indicates that the ticker is undervalued; the second third (a grey number between 34 and 66) means that the ticker is valued fairly; and the last third (red number of 67 to 100) reflects that the ticker is undervalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).
STN’s FA Score shows that 0 FA rating(s) are green whileTTEK’s FA Score has 0 green FA rating(s).
- STN’s FA Score: 0 green, 5 red.
- TTEK’s FA Score: 0 green, 5 red.
Short-Term Analysis
It is best to consider a short-term outlook for a ticker by using Technical Analysis (TA) indicators. We use Odds of Success as the percentage of outcomes which confirm successful trade signals in the past.
If the Odds of Success (the likelihood of the continuation of a trend) for each indicator are greater than 50%, then the generated signal is confirmed. A green percentage from 90% to 51% indicates that the ticker is in a bullish trend. A red percentage from 90% - 51% indicates that the ticker is in a bearish trend. All grey percentages are below 50% and are considered not to confirm the trend signal.
STN’s TA Score shows that 4 TA indicator(s) are bullish while TTEK’s TA Score has 3 bullish TA indicator(s).
- STN’s TA Score: 4 bullish, 4 bearish.
- TTEK’s TA Score: 3 bullish, 3 bearish.
Price Growth
STN (@Engineering & Construction) experienced а -3.86% price change this week, while TTEK (@Engineering & Construction) price change was -3.07% for the same time period.
The average weekly price growth across all stocks in the @Engineering & Construction industry was -1.69%. For the same industry, the average monthly price growth was +2.51%, and the average quarterly price growth was +27.26%.
Reported Earning Dates
STN is expected to report earnings on Aug 12, 2026.
TTEK is expected to report earnings on Aug 05, 2026.
Industries' Descriptions
@Engineering & Construction (-1.69% weekly)Engineering & Construction includes companies that engage in non-residential construction and contract services, including ventilation, heating and air conditioning (HVAC) services. The level/value of construction & engineering activity is one of the potentially relevant indicators of the health of businesses, and hence of the overall economy. Some of the large-cap U.S. companies in this industry include Jacobs Engineering Group Inc,, AECOM and Quanta Services, Inc.
| STN | TTEK | STN / TTEK | |
| Capitalization | 7.82B | 7.04B | 111% |
| EBITDA | 1.13B | 698M | 162% |
| Gain YTD | -27.406 | -18.735 | 146% |
| P/E Ratio | 22.62 | 16.25 | 139% |
| Revenue | 8.29B | 5.13B | 162% |
| Total Cash | 374M | 224M | 167% |
| Total Debt | 2.59B | 1.11B | 233% |
STN | TTEK | ||
|---|---|---|---|
OUTLOOK RATING 1..100 | 17 | 11 | |
VALUATION overvalued / fair valued / undervalued 1..100 | 42 Fair valued | 38 Fair valued | |
PROFIT vs RISK RATING 1..100 | 69 | 83 | |
SMR RATING 1..100 | 56 | 37 | |
PRICE GROWTH RATING 1..100 | 80 | 62 | |
P/E GROWTH RATING 1..100 | 91 | 97 | |
SEASONALITY SCORE 1..100 | 85 | 85 |
Tickeron ratings are formulated such that a rating of 1 designates the most successful stocks in a given industry, while a rating of 100 points to the least successful stocks for that industry.
TTEK's Valuation (38) in the Environmental Services industry is in the same range as STN (42) in the Engineering And Construction industry. This means that TTEK’s stock grew similarly to STN’s over the last 12 months.
STN's Profit vs Risk Rating (69) in the Engineering And Construction industry is in the same range as TTEK (83) in the Environmental Services industry. This means that STN’s stock grew similarly to TTEK’s over the last 12 months.
TTEK's SMR Rating (37) in the Environmental Services industry is in the same range as STN (56) in the Engineering And Construction industry. This means that TTEK’s stock grew similarly to STN’s over the last 12 months.
TTEK's Price Growth Rating (62) in the Environmental Services industry is in the same range as STN (80) in the Engineering And Construction industry. This means that TTEK’s stock grew similarly to STN’s over the last 12 months.
STN's P/E Growth Rating (91) in the Engineering And Construction industry is in the same range as TTEK (97) in the Environmental Services industry. This means that STN’s stock grew similarly to TTEK’s over the last 12 months.
| STN | TTEK | |
|---|---|---|
| RSI ODDS (%) | 2 days ago 84% | 2 days ago 75% |
| Stochastic ODDS (%) | 2 days ago 65% | 2 days ago 56% |
| Momentum ODDS (%) | 2 days ago 57% | 2 days ago 48% |
| MACD ODDS (%) | 2 days ago 59% | 2 days ago 71% |
| TrendWeek ODDS (%) | 2 days ago 51% | 2 days ago 57% |
| TrendMonth ODDS (%) | 2 days ago 46% | 2 days ago 64% |
| Advances ODDS (%) | 12 days ago 57% | 12 days ago 64% |
| Declines ODDS (%) | 6 days ago 48% | 2 days ago 61% |
| BollingerBands ODDS (%) | 2 days ago 62% | N/A |
| Aroon ODDS (%) | 2 days ago 39% | N/A |
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STN and
Correlation & Price change
A.I.dvisor indicates that over the last year, STN has been loosely correlated with ACM. These tickers have moved in lockstep 55% of the time. This A.I.-generated data suggests there is some statistical probability that if STN jumps, then ACM could also see price increases.
| Ticker / NAME | Correlation To STN | 1D Price Change % | ||
|---|---|---|---|---|
| STN | 100% | +1.20% | ||
| ACM - STN | 55% Loosely correlated | -1.38% | ||
| J - STN | 51% Loosely correlated | -1.88% | ||
| TTEK - STN | 45% Loosely correlated | -0.80% | ||
| EXPO - STN | 42% Loosely correlated | -1.86% | ||
| PRIM - STN | 35% Loosely correlated | +6.95% | ||
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TTEK and
Correlation & Price change
A.I.dvisor indicates that over the last year, TTEK has been loosely correlated with ACM. These tickers have moved in lockstep 52% of the time. This A.I.-generated data suggests there is some statistical probability that if TTEK jumps, then ACM could also see price increases.
| Ticker / NAME | Correlation To TTEK | 1D Price Change % | ||
|---|---|---|---|---|
| TTEK | 100% | -0.80% | ||
| ACM - TTEK | 52% Loosely correlated | -1.38% | ||
| J - TTEK | 48% Loosely correlated | -1.88% | ||
| KBR - TTEK | 48% Loosely correlated | -2.16% | ||
| STN - TTEK | 46% Loosely correlated | +1.20% | ||
| EXPO - TTEK | 40% Loosely correlated | -1.86% | ||
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