ATKR vs. PWR

Last updated Jun 9, 2026

ATKR (Atkore Inc.) and PWR (Quanta Services, Inc.) are both stocks. Both are in the Industrials sector — ATKR in Electrical Equipment & Parts, PWR in Engineering & Construction. Over the past 5 years, ATKR returned 1.42%/yr vs 49.77%/yr for PWR. At a 0.49 correlation, their price movements are largely independent.

Performance

ATKR vs. PWR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Atkore Inc. (ATKR) 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, ATKR achieves a 27.82% return, which is significantly lower than PWR's 64.46% return.

ATKR

• 1D: -0.65%
• 1M: 8.29%
• YTD: 27.82%
• 6M: 26.78%
• 1Y: 19.64%
• 3Y*: -15.47%
• 5Y*: 1.42%
• 10Y*: —

PWR

• 1D: -0.19%
• 1M: -6.87%
• YTD: 64.46%
• 6M: 49.89%
• 1Y: 92.19%
• 3Y*: 56.18%
• 5Y*: 49.77%
• 10Y*: 40.58%

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

ATKR vs. PWR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ATKR Atkore Inc.	27.82%	-22.67%	-47.26%	41.07%	2.01%	170.47%	1.61%	103.93%	-7.51%	-10.29%
PWR Quanta Services, Inc.	64.46%	33.70%	46.60%	51.70%	24.63%	59.50%	77.74%	35.84%	-22.93%	12.22%

Correlation

The correlation between ATKR and PWR 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	0.44
Correlation (5Y) Calculated over the trailing 5-year period	0.50
Correlation (All Time) Calculated using the full available price history since Jun 13, 2016	0.49

The correlation between ATKR and PWR has been stable across timeframes, ranging from 0.42 to 0.50 - a consistent structural relationship.

Fundamentals

EPS ATKR : -$4.76 PWR : $7.29
PS Ratio ATKR : 0.71 PWR : 3.51
Total Revenue (TTM) ATKR : $2.87B PWR : $29.99B
Gross Profit (TTM) ATKR : $561.88M PWR : $4.08B
EBITDA (TTM) ATKR : -$40.23M PWR : $2.40B

Return for Risk

ATKR vs. PWR — Risk / Return Rank

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

ATKR

ATKR Risk / Return Rank: 55
ATKR Sharpe Ratio Rank: 57
ATKR Sortino Ratio Rank: 51
ATKR Omega Ratio Rank: 57
ATKR Calmar Ratio Rank: 56
ATKR Martin Ratio Rank: 55

PWR

PWR Risk / Return Rank: 93
PWR Sharpe Ratio Rank: 93
PWR Sortino Ratio Rank: 91
PWR Omega Ratio Rank: 91
PWR Calmar Ratio Rank: 96
PWR Martin Ratio Rank: 95

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.

ATKR vs. PWR - Risk-Adjusted Trends Comparison

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

	ATKR	PWR	Difference
Sharpe ratio: Return per unit of total volatility	0.43	2.55	-2.12
Sortino ratio: Return per unit of downside risk	0.81	3.28	-2.47
Omega ratio: Gain probability vs. loss probability	1.14	1.43	-0.29
Calmar ratio: Return relative to maximum drawdown	0.61	7.45	-6.84
Martin ratio: Return relative to average drawdown	1.17	17.97	-16.80
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ATKR vs. PWR - Sharpe Ratio Comparison

The current ATKR Sharpe Ratio is 0.43, which is lower than the PWR Sharpe Ratio of 2.55. The chart below compares the historical Sharpe Ratios of ATKR 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

	ATKR	PWR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.43	2.55	-2.12
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.03	1.41	-1.38
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	1.21	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.37	0.35	+0.01

Drawdowns

ATKR vs. PWR - Drawdown Comparison

The maximum ATKR drawdown since its inception was -72.77%, smaller than the maximum PWR drawdown of -97.07%. Use the drawdown chart below to compare losses from any high point for ATKR and PWR.

Drawdown Indicators

	ATKR	PWR	Difference
Max Drawdown Largest peak-to-trough decline	-72.77%	-97.07%	+24.30%
Max Drawdown (1Y) Largest decline over 1 year	-32.38%	-12.45%	-19.93%
Max Drawdown (3Y) Largest decline over 3 years	-72.77%	-33.89%	-38.88%
Max Drawdown (5Y) Largest decline over 5 years	-72.77%	-33.89%	-38.88%
Max Drawdown (10Y) Largest decline over 10 years	—	-45.53%	—
Current Drawdown Current decline from peak	-57.01%	-11.64%	-45.37%
Average Drawdown Average peak-to-trough decline	-24.07%	-46.86%	+22.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.86%	5.15%	+11.71%

Volatility

ATKR vs. PWR - Volatility Comparison

Atkore Inc. (ATKR) has a higher volatility of 15.00% compared to Quanta Services, Inc. (PWR) at 11.16%. This indicates that ATKR'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

	ATKR	PWR	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.00%	11.16%	+3.84%
Volatility (6M) Calculated over the trailing 6-month period	26.22%	29.60%	-3.38%
Volatility (1Y) Calculated over the trailing 1-year period	45.58%	36.37%	+9.21%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	46.96%	35.62%	+11.34%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	49.37%	33.70%	+15.67%

Dividends

ATKR vs. PWR - Dividend Comparison

ATKR's dividend yield for the trailing twelve months is around 1.65%, more than PWR's 0.06% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
ATKR Atkore Inc.	1.65%	2.07%	1.53%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
PWR Quanta Services, Inc.	0.06%	0.09%	0.09%	0.15%	0.25%	0.16%	0.29%	0.42%	0.13%

Financials

ATKR vs. PWR - Profitability Comparison

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

ATKR - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Atkore Inc. reported a gross profit of 136.19M and revenue of 731.43M. Therefore, the gross margin over that period was 18.6%.

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%.

ATKR - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Atkore Inc. reported an operating income of 6.98M and revenue of 731.43M, resulting in an operating margin of 1.0%.

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%.

ATKR - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Atkore Inc. reported a net income of -124.04M and revenue of 731.43M, resulting in a net margin of -17.0%.

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 ATKR and PWR in my portfolio?

ATKR and PWR 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.

Which is riskier, ATKR or PWR?

ATKR has higher volatility (15.00%) compared to PWR (11.16%). In terms of maximum drawdown, ATKR dropped -72.77% vs PWR's -97.07%.

Which has better risk-adjusted returns?

PWR currently has the higher Sharpe Ratio (2.55 vs 0.43), 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.