TTEK vs. STN
TTEK (Tetra Tech, Inc.) and STN (Stantec Inc) are both stocks. Both operate in the Engineering & Construction industry within the Industrials sector. Over the past 10 years, TTEK returned 17.02%/yr vs 12.23%/yr for STN. At a 0.33 correlation, their price movements are largely independent.
Performance
TTEK vs. STN - Performance Comparison
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Returns By Period
In the year-to-date period, TTEK achieves a -18.71% return, which is significantly higher than STN's -27.15% return. Over the past 10 years, TTEK has outperformed STN with an annualized return of 17.02%, while STN has yielded a comparatively lower 12.23% annualized return.
TTEK
- 1D
- -0.77%
- 1M
- -1.81%
- YTD
- -18.71%
- 6M
- -20.83%
- 1Y
- -22.23%
- 3Y*
- -4.47%
- 5Y*
- 3.21%
- 10Y*
- 17.02%
STN
- 1D
- 1.20%
- 1M
- -10.50%
- YTD
- -27.15%
- 6M
- -27.02%
- 1Y
- -34.47%
- 3Y*
- 3.76%
- 5Y*
- 10.11%
- 10Y*
- 12.23%
TTEK vs. STN - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
TTEK Tetra Tech, Inc. | -18.71% | -15.19% | 19.98% | 15.74% | -13.96% | 47.46% | 35.34% | 67.76% | 8.39% | 12.57% |
STN Stantec Inc | -27.15% | 21.08% | -1.44% | 68.90% | -13.76% | 75.67% | 16.56% | 31.83% | -20.43% | 12.80% |
Correlation
The correlation between TTEK and STN is 0.42, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.42 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.38 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.43 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.37 |
Correlation (All Time) Calculated using the full available price history since Aug 5, 2005 | 0.33 |
Fundamentals
TTEK:
$7.13B
STN:
$7.81B
TTEK:
$2.20
STN:
CA$3.98
TTEK:
12.37
STN:
24.37
TTEK:
3.17
STN:
1.01
TTEK:
1.46
STN:
1.43
TTEK:
3.82
STN:
3.27
TTEK:
$4.91B
STN:
CA$7.77B
TTEK:
$960.15M
STN:
CA$3.11B
TTEK:
$627.52M
STN:
CA$1.05B
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Return for Risk
TTEK vs. STN — Risk / Return Rank
TTEK
STN
TTEK vs. STN - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Tetra Tech, Inc. (TTEK) and Stantec Inc (STN). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| TTEK | STN | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.60 | ||
| Sortino ratioReturn per unit of downside risk | +0.91 | ||
| Omega ratioGain probability vs. loss probability | 0.90 | 0.78 | +0.12 |
| Calmar ratioReturn relative to maximum drawdown | -0.58 | -0.86 | +0.28 |
| Martin ratioReturn relative to average drawdown | -1.24 | -2.01 | +0.78 |
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Drawdowns
TTEK vs. STN - Drawdown Comparison
The maximum TTEK drawdown since its inception was -77.89%, which is greater than STN's maximum drawdown of -67.42%. Use the drawdown chart below to compare losses from any high point for TTEK and STN.
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Drawdown Indicators
| TTEK | STN | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -77.89% | -67.42% | -10.47% |
Max Drawdown (1Y)Largest decline over 1 year | -38.30% | -40.15% | +1.85% |
Max Drawdown (3Y)Largest decline over 3 years | -47.50% | -40.15% | -7.35% |
Max Drawdown (5Y)Largest decline over 5 years | -47.50% | -40.15% | -7.35% |
Max Drawdown (10Y)Largest decline over 10 years | -47.50% | -40.15% | -7.35% |
Current DrawdownCurrent decline from peak | -45.56% | -39.44% | -6.12% |
Average DrawdownAverage peak-to-trough decline | -20.68% | -17.14% | -3.54% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 18.02% | 17.14% | +0.88% |
Volatility
TTEK vs. STN - Volatility Comparison
Tetra Tech, Inc. (TTEK) has a higher volatility of 8.83% compared to Stantec Inc (STN) at 7.57%. This indicates that TTEK's price experiences larger fluctuations and is considered to be riskier than STN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TTEK | STN | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.83% | 7.57% | +1.26% |
Volatility (6M)Calculated over the trailing 6-month period | 27.35% | 24.33% | +3.02% |
Volatility (1Y)Calculated over the trailing 1-year period | 35.38% | 28.20% | +7.18% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 32.05% | 25.33% | +6.72% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 32.08% | 25.66% | +6.42% |
Dividends
TTEK vs. STN - Dividend Comparison
TTEK's dividend yield for the trailing twelve months is around 0.98%, less than STN's 1.15% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
STN Stantec Inc | 1.15% | 0.69% | 0.78% | 0.79% | 1.14% | 1.17% | 1.42% | 1.55% | 1.91% | 1.79% | 1.78% | 1.69% |
TTEK Tetra Tech, Inc. | 0.98% | 0.75% | 0.57% | 0.61% | 0.61% | 0.45% | 0.57% | 0.66% | 0.89% | 0.81% | 0.81% | 1.19% |
Financials
TTEK vs. STN - Financials Comparison
This section allows you to compare key financial metrics between Tetra Tech, Inc. and Stantec Inc. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
TTEK vs. STN - Profitability Comparison
TTEK - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Tetra Tech, Inc. reported a gross profit of 214.09M and revenue of 1.22B. Therefore, the gross margin over that period was 17.6%.
STN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Stantec Inc reported a gross profit of 821.42M and revenue of 2.07B. Therefore, the gross margin over that period was 39.6%.
TTEK - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Tetra Tech, Inc. reported an operating income of 131.52M and revenue of 1.22B, resulting in an operating margin of 10.8%.
STN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Stantec Inc reported an operating income of 175.05M and revenue of 2.07B, resulting in an operating margin of 8.4%.
TTEK - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Tetra Tech, Inc. reported a net income of 233.58M and revenue of 1.22B, resulting in a net margin of 19.1%.
STN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Stantec Inc reported a net income of 111.09M and revenue of 2.07B, resulting in a net margin of 5.4%.
Frequently Asked Questions
TTEK and STN have a correlation of 0.42, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TTEK has higher volatility (8.83%) compared to STN (7.57%). In terms of maximum drawdown, TTEK dropped -77.89% vs STN's -67.42%.
TTEK currently has the higher Sharpe Ratio (-0.63 vs -1.23), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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