Stock vs Stock Comparison

NRG Energy, Inc. vs Duke Energy Corporation

DUK wins the Tale of the Tape 5–4.

NRG$129.11
DUK$125.01

🏆 Tale of the Tape

45
NRGDUK
2.8%Profitability (Net Margin)15.4%
145.1xValuation (P/E)19.4x
7.0%Efficiency (ROIC)4.2%
5/9Health (Piotroski F)7/9
2.2Safety (Altman Z)0.7
9.2%Growth (Rev YoY)6.2%
-0.12Risk (Sharpe 1Y)0.31
16.33xBalance Sheet (D/E)2.69x
1.96%FCF Yield-0.96%

Green = winner in each category. Higher is better except P/E (lower = cheaper).

Rolling Correlation

0.045
252-Day Correlation
0.175
126-Day Correlation

Low correlation — excellent diversification pair.

Fundamentals

MetricNRGDUK
Market Cap$27.2B$97.5B
P/E Ratio145.1x19.4x
Forward P/E11.2x17.4x
P/B6.50x1.82x
Dividend Yield1.43%3.44%
Beta1.200.37

Quantitative Metrics

MetricNRGDUK
DCF Fair Value
DCF Upside
Piotroski F5/97/9
Altman Z2.170.71
Beneish M-2.47-2.76
FCF Yield1.96%-0.96%
Net Debt/EBITDA4.2x4.7x
ROIC7.0%4.2%
WACC9.1%6.2%
ROIC – WACC-2.1pp-1.9pp
Gross Margin19.4%51.2%
Net Margin2.8%15.4%
Rev Growth YoY9.2%6.2%
Sharpe (1Y)-0.120.31
Max Drawdown 3Y-34.4%
FCF Payout Ratio54%

NRG Price

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DUK Price

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ETF Exposure

NRG found in:

XLU1.97%
VPU1.90%
VBR0.66%
VB0.37%
RSP0.20%
ONEY0.17%
VYM0.12%
SCHV0.12%
IWF0.11%
ONEO0.11%
VONG0.09%
DGRW0.08%
SPYG0.06%
SPLG0.06%
SCHX0.06%
IVV0.05%
SCHB0.05%
VOO0.05%
ITOT0.05%
SPY0.04%
URTH0.04%
VTI0.04%
VONE0.04%
SPTM0.04%
ACWI0.03%
SPYV0.02%
QUS0.02%

DUK found in:

XLU6.90%
VPU6.27%
IDU5.96%
HDV1.57%
USMV1.48%
SPLV1.25%
SPYD1.22%
VFMV0.82%
QUS0.58%
MGV0.46%
VYM0.41%
VTV0.37%
SCHV0.34%
IWD0.34%
SPYV0.33%
VONV0.28%
RSP0.19%
IVV0.17%
SPLG0.16%
SCHX0.16%
ONEO0.16%
SCHB0.15%
SPY0.15%
VOO0.15%
ITOT0.15%
SPTM0.14%
VONE0.14%
VTI0.14%
URTH0.12%
ACWI0.10%
VT0.08%

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Quant metrics computed from financial statements and 1,200+ trading days. Correlation is Pearson coefficient on daily log returns. Not investment advice.

NRG vs DUK: Head-to-Head Analysis

NRG Energy, Inc. (NRG) and Duke Energy Corporation (DUK) represent two companies in the Utilities sector. In our quantitative Tale of the Tape scoring, DUK leads 5–4 across nine fundamental and risk metrics including profitability, valuation, capital efficiency, and financial health.

In terms of capital efficiency, NRG generates a return on invested capital (ROIC) of 7.0% compared to DUK's 4.2%. This suggests NRG is more effective at deploying capital to generate shareholder returns.

The 252-day rolling correlation between NRG and DUK is 0.045, indicating low correlation, making them an effective diversification pair in a portfolio context.

NRG appears in 27 ETFs tracked by SecuritiesDB, while DUK appears in 31 ETFs. Investors holding broad-market ETFs may already have indirect exposure to both stocks.

Frequently Asked Questions

Which stock is the better investment, NRG or DUK?

Our quantitative analysis compares NRG and DUK across nine fundamental dimensions. DUK wins the Tale of the Tape 5–4. However, stock selection depends on your individual risk tolerance, time horizon, and portfolio context. These metrics are computed from SEC filings and market data — they are not investment recommendations.

Are NRG and DUK correlated?

The 252-day correlation between NRG and DUK is 0.045. They have low correlation, offering good diversification.

How is the Tale of the Tape scored?

The Tale of the Tape compares both stocks across nine categories: profitability (net margin), valuation (P/E), efficiency (ROIC), health (Piotroski F-Score), safety (Altman Z-Score), growth (revenue YoY), risk (Sharpe ratio), leverage (debt-to-equity), and cash generation (FCF yield). The stock that wins more categories takes the overall score. Lower P/E and lower debt-to-equity count as wins.