ACM vs. PWR

Last updated Apr 1, 2026

Compare and contrast key facts about AECOM (ACM) and Quanta Services, Inc. (PWR).

Performance

ACM vs. PWR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AECOM (ACM) and Quanta Services, Inc. (PWR). The values are adjusted to include any dividend payments, if applicable.

ACM vs. PWR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ACM AECOM	-10.75%	-9.91%	16.67%	9.77%	10.72%	55.38%	15.42%	62.75%	-28.67%	2.17%
PWR Quanta Services, Inc.	30.11%	33.70%	46.60%	51.70%	24.63%	59.50%	77.74%	35.84%	-22.93%	12.22%

Fundamentals

Market Cap ACM : $11.19B PWR : $83.28B
EPS ACM : $4.17 PWR : $6.79
PE Ratio ACM : 20.34 PWR : 80.81
PEG Ratio ACM : 0.12 PWR : 4.00
PS Ratio ACM : 0.71 PWR : 2.93
PB Ratio ACM : 5.02 PWR : 9.32
Total Revenue (TTM) ACM : $15.96B PWR : $28.35B
Gross Profit (TTM) ACM : $1.23B PWR : $3.69B
EBITDA (TTM) ACM : $1.19B PWR : $2.61B

Returns By Period

In the year-to-date period, ACM achieves a -10.75% return, which is significantly lower than PWR's 30.11% return. Over the past 10 years, ACM has underperformed PWR with an annualized return of 11.09%, while PWR has yielded a comparatively higher 37.93% annualized return.

ACM

• 1D: 1.93%
• 1M: -13.43%
• YTD: -10.75%
• 6M: -34.66%
• 1Y: -7.60%
• 3Y*: 1.16%
• 5Y*: 6.50%
• 10Y*: 11.09%

PWR

• 1D: 2.86%
• 1M: -2.50%
• YTD: 30.11%
• 6M: 32.55%
• 1Y: 116.24%
• 3Y*: 49.01%
• 5Y*: 44.09%
• 10Y*: 37.93%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

ACM vs. PWR — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

ACM

ACM Risk / Return Rank: 31
ACM Sharpe Ratio Rank: 31
ACM Sortino Ratio Rank: 27
ACM Omega Ratio Rank: 27
ACM Calmar Ratio Rank: 37
ACM Martin Ratio Rank: 36

PWR

PWR Risk / Return Rank: 97
PWR Sharpe Ratio Rank: 98
PWR Sortino Ratio Rank: 96
PWR Omega Ratio Rank: 95
PWR Calmar Ratio Rank: 99
PWR Martin Ratio Rank: 98

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

ACM vs. PWR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AECOM (ACM) and Quanta Services, Inc. (PWR). 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.

	ACM	PWR	Difference
Sharpe ratio Return per unit of total volatility	-0.25	3.29	-3.54
Sortino ratio Return per unit of downside risk	-0.13	3.82	-3.96
Omega ratio Gain probability vs. loss probability	0.98	1.52	-0.54
Calmar ratio Return relative to maximum drawdown	-0.20	9.96	-10.15
Martin ratio Return relative to average drawdown	-0.44	24.49	-24.93
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ACM vs. PWR - Sharpe Ratio Comparison

The current ACM Sharpe Ratio is -0.25, which is lower than the PWR Sharpe Ratio of 3.29. The chart below compares the historical Sharpe Ratios of ACM and PWR, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	ACM	PWR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.25	3.29	-3.54
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.25	1.28	-1.03
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.36	1.15	-0.79
Sharpe Ratio (All Time) Calculated using the full available price history	0.22	0.33	-0.11

Correlation

The correlation between ACM and PWR is 0.60, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

ACM vs. PWR - Dividend Comparison

ACM's dividend yield for the trailing twelve months is around 1.29%, more than PWR's 0.07% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018
ACM AECOM	1.29%	1.09%	0.82%	0.78%	0.71%	0.00%	0.00%	0.00%	0.00%
PWR Quanta Services, Inc.	0.07%	0.09%	0.09%	0.15%	0.25%	0.16%	0.29%	0.42%	0.13%

Drawdowns

ACM vs. PWR - Drawdown Comparison

The maximum ACM drawdown since its inception was -59.97%, smaller than the maximum PWR drawdown of -97.07%. Use the drawdown chart below to compare losses from any high point for ACM and PWR.

Drawdown Indicators

	ACM	PWR	Difference
Max Drawdown Largest peak-to-trough decline	-59.97%	-97.07%	+37.10%
Max Drawdown (1Y) Largest decline over 1 year	-37.87%	-11.66%	-26.21%
Max Drawdown (5Y) Largest decline over 5 years	-37.87%	-33.89%	-3.98%
Max Drawdown (10Y) Largest decline over 10 years	-54.12%	-45.53%	-8.59%
Current Drawdown Current decline from peak	-36.67%	-5.09%	-31.58%
Average Drawdown Average peak-to-trough decline	-18.24%	-47.15%	+28.91%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.90%	4.74%	+12.16%

Volatility

ACM vs. PWR - Volatility Comparison

The current volatility for AECOM (ACM) is 6.88%, while Quanta Services, Inc. (PWR) has a volatility of 11.17%. This indicates that ACM experiences smaller price fluctuations and is considered to be less risky than PWR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ACM	PWR	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.88%	11.17%	-4.29%
Volatility (6M) Calculated over the trailing 6-month period	25.64%	26.43%	-0.79%
Volatility (1Y) Calculated over the trailing 1-year period	30.54%	35.55%	-5.01%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.85%	34.66%	-8.81%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	30.87%	33.20%	-2.33%

Financials

ACM vs. PWR - Profitability Comparison

The chart below illustrates the profitability comparison between AECOM and Quanta Services, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

ACM - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, AECOM reported a gross profit of 280.99M and revenue of 3.83B. Therefore, the gross margin over that period was 7.3%.

PWR - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Quanta Services, Inc. reported a gross profit of 985.00M and revenue of 7.84B. Therefore, the gross margin over that period was 12.6%.

ACM - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, AECOM reported an operating income of 222.05M and revenue of 3.83B, resulting in an operating margin of 5.8%.

PWR - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Quanta Services, Inc. reported an operating income of 485.00M and revenue of 7.84B, resulting in an operating margin of 6.2%.

ACM - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, AECOM reported a net income of 159.26M and revenue of 3.83B, resulting in a net margin of 4.2%.

PWR - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Quanta Services, Inc. reported a net income of 315.50M and revenue of 7.84B, resulting in a net margin of 4.0%.