TTEK vs. ACIW
TTEK (Tetra Tech, Inc.) and ACIW (ACI Worldwide, Inc.) are both stocks. TTEK operates in Engineering & Construction (Industrials), while ACIW operates in Software - Infrastructure (Technology). Over the past 10 years, TTEK returned 17.62%/yr vs 8.12%/yr for ACIW. At a 0.35 correlation, their price movements are largely independent.
Performance
TTEK vs. ACIW - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, TTEK achieves a -14.87% return, which is significantly lower than ACIW's -5.38% return. Over the past 10 years, TTEK has outperformed ACIW with an annualized return of 17.62%, while ACIW has yielded a comparatively lower 8.12% annualized return.
TTEK
- 1D
- 1.83%
- 1M
- 8.51%
- YTD
- -14.87%
- 6M
- -17.38%
- 1Y
- -20.53%
- 3Y*
- -3.02%
- 5Y*
- 3.25%
- 10Y*
- 17.62%
ACIW
- 1D
- 1.98%
- 1M
- 10.69%
- YTD
- -5.38%
- 6M
- -4.82%
- 1Y
- 0.38%
- 3Y*
- 24.77%
- 5Y*
- 2.83%
- 10Y*
- 8.12%
TTEK vs. ACIW - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
TTEK Tetra Tech, Inc. | -14.87% | -15.19% | 19.98% | 15.74% | -13.96% | 47.46% | 35.34% | 67.76% | 8.39% | 12.57% |
ACIW ACI Worldwide, Inc. | -5.38% | -7.90% | 69.64% | 33.04% | -33.72% | -9.71% | 1.43% | 36.94% | 22.06% | 24.90% |
Correlation
The correlation between TTEK and ACIW is 0.23, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.23 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.29 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.37 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.43 |
Correlation (All Time) Calculated using the full available price history since Feb 27, 1995 | 0.35 |
The correlation between TTEK and ACIW shifts across timeframes, from 0.23 (1 year) to 0.43 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
TTEK:
$7.46B
ACIW:
$4.65B
TTEK:
$2.20
ACIW:
$1.99
TTEK:
12.95
ACIW:
22.79
TTEK:
3.32
ACIW:
1.02
TTEK:
1.53
ACIW:
2.62
TTEK:
4.00
ACIW:
3.10
TTEK:
$4.91B
ACIW:
$1.79B
TTEK:
$960.15M
ACIW:
$878.23M
TTEK:
$627.52M
ACIW:
$412.16M
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
TTEK vs. ACIW — Risk / Return Rank
TTEK
ACIW
TTEK vs. ACIW - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Tetra Tech, Inc. (TTEK) and ACI Worldwide, Inc. (ACIW). 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 | ACIW | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.49 | ||
| Sortino ratioReturn per unit of downside risk | -0.77 | ||
| Omega ratioGain probability vs. loss probability | 0.91 | 1.01 | -0.10 |
| Calmar ratioReturn relative to maximum drawdown | -0.55 | -0.12 | -0.42 |
| Martin ratioReturn relative to average drawdown | -1.21 | -0.23 | -0.98 |
Loading charts...
Drawdowns
TTEK vs. ACIW - Drawdown Comparison
The maximum TTEK drawdown since its inception was -77.89%, smaller than the maximum ACIW drawdown of -90.10%. Use the drawdown chart below to compare losses from any high point for TTEK and ACIW.
Loading charts...
Drawdown Indicators
| TTEK | ACIW | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -77.89% | -90.10% | +12.21% |
Max Drawdown (1Y)Largest decline over 1 year | -38.30% | -28.25% | -10.05% |
Max Drawdown (3Y)Largest decline over 3 years | -47.50% | -35.02% | -12.48% |
Max Drawdown (5Y)Largest decline over 5 years | -47.50% | -49.40% | +1.90% |
Max Drawdown (10Y)Largest decline over 10 years | -47.50% | -54.18% | +6.68% |
Current DrawdownCurrent decline from peak | -42.99% | -23.58% | -19.41% |
Average DrawdownAverage peak-to-trough decline | -20.67% | -33.86% | +13.19% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 17.36% | 15.26% | +2.10% |
Volatility
TTEK vs. ACIW - Volatility Comparison
Tetra Tech, Inc. (TTEK) and ACI Worldwide, Inc. (ACIW) have volatilities of 9.50% and 9.29%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| TTEK | ACIW | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.50% | 9.29% | +0.21% |
Volatility (6M)Calculated over the trailing 6-month period | 27.30% | 26.94% | +0.36% |
Volatility (1Y)Calculated over the trailing 1-year period | 35.21% | 32.82% | +2.39% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 32.09% | 35.19% | -3.10% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 32.05% | 35.67% | -3.62% |
Dividends
TTEK vs. ACIW - Dividend Comparison
TTEK's dividend yield for the trailing twelve months is around 0.94%, while ACIW has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ACIW ACI Worldwide, Inc. | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
TTEK Tetra Tech, Inc. | 0.94% | 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. ACIW - Financials Comparison
This section allows you to compare key financial metrics between Tetra Tech, Inc. and ACI Worldwide, 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. ACIW - 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%.
ACIW - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, ACI Worldwide, Inc. reported a gross profit of 197.29M and revenue of 425.75M. Therefore, the gross margin over that period was 46.3%.
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%.
ACIW - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, ACI Worldwide, Inc. reported an operating income of 57.49M and revenue of 425.75M, resulting in an operating margin of 13.5%.
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%.
ACIW - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, ACI Worldwide, Inc. reported a net income of 38.31M and revenue of 425.75M, resulting in a net margin of 9.0%.
Frequently Asked Questions
TTEK and ACIW have a correlation of 0.23, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TTEK has higher volatility (9.50%) compared to ACIW (9.29%). In terms of maximum drawdown, TTEK dropped -77.89% vs ACIW's -90.10%.
ACIW currently has the higher Sharpe Ratio (-0.11 vs -0.60), 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.
Find the right allocation for TTEK and ACIW
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer