KBR vs. PWR

Last updated Jun 3, 2026

KBR (KBR, Inc.) and PWR (Quanta Services, Inc.) are both stocks. Both operate in the Engineering & Construction industry within the Industrials sector. Over the past 10 years, KBR returned 10.66%/yr vs 40.74%/yr for PWR. A 0.53 correlation means they provide meaningful diversification when combined.

Performance

KBR vs. PWR - Performance Comparison

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

Returns By Period

In the year-to-date period, KBR achieves a -10.74% return, which is significantly lower than PWR's 67.37% return. Over the past 10 years, KBR has underperformed PWR with an annualized return of 10.66%, while PWR has yielded a comparatively higher 40.74% annualized return.

KBR

• 1D: 0.20%
• 1M: -4.62%
• YTD: -10.74%
• 6M: -17.54%
• 1Y: -29.05%
• 3Y*: -15.66%
• 5Y*: -1.42%
• 10Y*: 10.66%

PWR

• 1D: 2.70%
• 1M: -4.87%
• YTD: 67.37%
• 6M: 55.34%
• 1Y: 104.54%
• 3Y*: 57.89%
• 5Y*: 50.10%
• 10Y*: 40.74%

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

KBR vs. PWR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
KBR KBR, Inc.	-10.74%	-29.66%	5.58%	5.94%	11.93%	55.64%	3.23%	103.61%	-22.05%	21.16%
PWR Quanta Services, Inc.	67.37%	33.70%	46.60%	51.70%	24.63%	59.50%	77.74%	35.84%	-22.93%	12.22%

Correlation

The correlation between KBR and PWR is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.16
Correlation (3Y) Calculated over the trailing 3-year period	0.34
Correlation (5Y) Calculated over the trailing 5-year period	0.43
Correlation (10Y) Calculated over the trailing 10-year period	0.48
Correlation (All Time) Calculated using the full available price history since Nov 17, 2006	0.53

Over the past year, the correlation between KBR and PWR has dropped to 0.16 - well below their long-term average of 0.53, suggesting their price drivers have been diverging.

Fundamentals

Market Cap KBR : $4.54B PWR : $107.38B
EPS KBR : $3.11 PWR : $7.29
PE Ratio KBR : 11.49 PWR : 96.85
PEG Ratio KBR : 0.07 PWR : 4.80
PS Ratio KBR : 0.60 PWR : 3.57
PB Ratio KBR : 2.86 PWR : 11.87
Total Revenue (TTM) KBR : $7.69B PWR : $29.99B
Gross Profit (TTM) KBR : $1.12B PWR : $4.08B
EBITDA (TTM) KBR : $883.00M PWR : $2.40B

Return for Risk

KBR vs. PWR — Risk / Return Rank

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

KBR

KBR Risk / Return Rank: 9
KBR Sharpe Ratio Rank: 6
KBR Sortino Ratio Rank: 8
KBR Omega Ratio Rank: 9
KBR Calmar Ratio Rank: 14
KBR Martin Ratio Rank: 6

PWR

PWR Risk / Return Rank: 94
PWR Sharpe Ratio Rank: 94
PWR Sortino Ratio Rank: 92
PWR Omega Ratio Rank: 92
PWR Calmar Ratio Rank: 96
PWR Martin Ratio Rank: 96

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.

KBR vs. PWR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for KBR, Inc. (KBR) 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.

	KBR	PWR	Difference
Sharpe ratio Return per unit of total volatility	-0.92	2.90	-3.82
Sortino ratio Return per unit of downside risk	-1.24	3.60	-4.84
Omega ratio Gain probability vs. loss probability	0.85	1.48	-0.63
Calmar ratio Return relative to maximum drawdown	-0.71	8.54	-9.25
Martin ratio Return relative to average drawdown	-1.43	21.30	-22.73
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

KBR vs. PWR - Sharpe Ratio Comparison

The current KBR Sharpe Ratio is -0.92, which is lower than the PWR Sharpe Ratio of 2.90. The chart below compares the historical Sharpe Ratios of KBR and PWR, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	KBR	PWR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	-0.92	2.90	-3.82
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.05	1.42	-1.47
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.29	1.21	-0.92
Sharpe Ratio (All Time) Calculated using the full available price history	0.10	0.35	-0.25

Drawdowns

KBR vs. PWR - Drawdown Comparison

The maximum KBR drawdown since its inception was -77.47%, smaller than the maximum PWR drawdown of -97.07%. Use the drawdown chart below to compare losses from any high point for KBR and PWR.

Drawdown Indicators

	KBR	PWR	Difference
Max Drawdown Largest peak-to-trough decline	-77.47%	-97.07%	+19.60%
Max Drawdown (1Y) Largest decline over 1 year	-43.18%	-12.45%	-30.73%
Max Drawdown (3Y) Largest decline over 3 years	-57.39%	-33.89%	-23.50%
Max Drawdown (5Y) Largest decline over 5 years	-57.39%	-33.89%	-23.50%
Max Drawdown (10Y) Largest decline over 10 years	-57.94%	-45.53%	-12.41%
Current Drawdown Current decline from peak	-49.37%	-10.08%	-39.29%
Average Drawdown Average peak-to-trough decline	-33.93%	-46.88%	+12.95%
Ulcer Index Depth and duration of drawdowns from previous peaks	21.32%	4.99%	+16.33%

Volatility

KBR vs. PWR - Volatility Comparison

KBR, Inc. (KBR) has a higher volatility of 15.37% compared to Quanta Services, Inc. (PWR) at 12.01%. This indicates that KBR's price experiences larger fluctuations and is considered to be riskier than PWR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	KBR	PWR	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.37%	12.01%	+3.36%
Volatility (6M) Calculated over the trailing 6-month period	25.18%	29.55%	-4.37%
Volatility (1Y) Calculated over the trailing 1-year period	31.75%	36.22%	-4.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.58%	35.60%	-7.02%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	36.84%	33.69%	+3.15%

Dividends

KBR vs. PWR - Dividend Comparison

KBR's dividend yield for the trailing twelve months is around 1.85%, more than PWR's 0.06% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
KBR KBR, Inc.	1.85%	1.64%	1.04%	0.97%	0.91%	0.92%	1.29%	1.05%	2.11%	1.61%	1.92%	1.89%
PWR Quanta Services, Inc.	0.06%	0.09%	0.09%	0.15%	0.25%	0.16%	0.29%	0.42%	0.13%	0.00%	0.00%	0.00%

Financials

KBR vs. PWR - Profitability Comparison

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

KBR - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, KBR, Inc. reported a gross profit of 265.00M and revenue of 1.92B. Therefore, the gross margin over that period was 13.8%.

PWR - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Quanta Services, Inc. reported a gross profit of 1.11B and revenue of 7.87B. Therefore, the gross margin over that period was 14.1%.

KBR - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, KBR, Inc. reported an operating income of 180.00M and revenue of 1.92B, resulting in an operating margin of 9.4%.

PWR - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Quanta Services, Inc. reported an operating income of 338.78M and revenue of 7.87B, resulting in an operating margin of 4.3%.

KBR - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, KBR, Inc. reported a net income of 102.00M and revenue of 1.92B, resulting in a net margin of 5.3%.

PWR - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Quanta Services, Inc. reported a net income of 220.63M and revenue of 7.87B, resulting in a net margin of 2.8%.

Frequently Asked Questions

Can I hold both KBR and PWR in my portfolio?

KBR and PWR have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, KBR or PWR?

KBR has higher volatility (15.37%) compared to PWR (12.01%). In terms of maximum drawdown, KBR dropped -77.47% vs PWR's -97.07%.

Which has better risk-adjusted returns?

PWR currently has the higher Sharpe Ratio (2.90 vs -0.92), 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.