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CEG vs. LNT: Constellation Energy vs. Alliant Energy Stock Comparison

How do Constellation Energy (CEG) and Alliant Energy (LNT) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Constellation Energy (CEG) and Alliant Energy (LNT) are both classified in the Electric Utilities sub-industry within the broader Electric Utilities industry, placing them in the closest GICS peer bucket.

Alliant Energy (LNT) has more than two decades of public-market history since February 21, 1973, whereas Constellation Energy (CEG) listed on January 19, 2022 and has a much shorter record to draw on.

Company profile comparison for Constellation Energy (CEG) and Alliant Energy (LNT)
Profile ItemCEGLNT
NameConstellation Energy CorporationAlliant Energy Corporation
Country/RegionUnited StatesUnited States
GICS SectorUtilitiesUtilities
GICS Industry GroupUtilitiesUtilities
GICS IndustryElectric UtilitiesElectric Utilities
GICS Sub-IndustryElectric UtilitiesElectric Utilities
Market Capitalization88.56 billion USD18.85 billion USD
CurrencyUSDUSD
ExchangeNasdaqNasdaq
Listing DateJanuary 19, 2022February 21, 1973
Security TypeCommon StockCommon Stock

Price Performance

Cumulative Growth

CEG
LNT
GSPC
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Constellation Energy (CEG) vs. Alliant Energy (LNT), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Constellation Energy (CEG) and Alliant Energy (LNT). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Constellation Energy (CEG) and Alliant Energy (LNT). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Constellation Energy (CEG) and Alliant Energy (LNT)
MetricCEGLNT
Total Return (1Y)-23.27%12.31%
Total Return (3Y, Annualized)32.21%18.55%
Total Return (5Y, Annualized)--9.28%

Risk Profile

Drawdown History

CEG
LNT
GSPC
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Constellation Energy (CEG) vs. Alliant Energy (LNT), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Constellation Energy (CEG) and Alliant Energy (LNT). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Constellation Energy (CEG) and Alliant Energy (LNT)
MetricCEGLNT
Volatility (1Y, Annualized)49.44%17.65%
Beta (5Y)1.110.50
Max Drawdown (5Y)-50.70%-25.59%
Avg. Volume (3M)3.37M2.73M

Risk-Adjusted Performance

Risk-Return Positioning

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CEG and LNT are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Constellation Energy (CEG) and Alliant Energy (LNT)
MetricCEGLNT
Sharpe Ratio (1Y)-0.560.46
Sortino Ratio (1Y)-0.780.66

Profitability

ROE (TTM)

Both Constellation Energy (CEG) at 15.06% and Alliant Energy (LNT) at 12.36% sit in the top peer quartile for ROE, suggesting each generates more profit from shareholders’ equity than typical industry peers.

CEG

Utilities industry group

15.06%

Max
17.99%
CEG
15.06%
Q3
12.01%
Median
9.44%
Q1
7.56%
Min
2.17%

LNT

Utilities industry group

12.36%

Max
17.99%
LNT
12.36%
Q3
12.01%
Median
9.44%
Q1
7.56%
Min
2.17%
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their ROE against the Utilities industry group benchmark.

Net Margin (TTM)

Alliant Energy (LNT) at 20.74% retains a top-quartile share of revenue as profit, ahead of Constellation Energy (CEG) at 11.08%, which keeps about the industry-typical share.

CEG

Utilities industry group

11.08%

Max
28.78%
Q3
17.30%
Median
12.73%
CEG
11.08%
Q1
9.18%
Min
-0.20%

LNT

Utilities industry group

20.74%

Max
28.78%
LNT
20.74%
Q3
17.30%
Median
12.73%
Q1
9.18%
Min
-0.20%
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their net margin against the Utilities industry group benchmark.

Operating Margin (TTM)

Alliant Energy (LNT) at 30.27% runs core operations around its industry’s norm, while Constellation Energy (CEG) at 8.66% operates in the bottom quartile.

CEG

Utilities industry group

8.66%

Max
53.83%
Q3
31.12%
Median
23.62%
Q1
15.45%
CEG
8.66%
Min
-4.90%

LNT

Utilities industry group

30.27%

Max
53.83%
Q3
31.12%
LNT
30.27%
Median
23.62%
Q1
15.45%
Min
-4.90%
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their operating margin against the Utilities industry group benchmark.

Profitability Metrics

Profitability metrics for Constellation Energy (CEG) and Alliant Energy (LNT)
MetricCEGLNT
ROE (TTM)15.06%12.36%
ROA (TTM)3.89%2.47%
Net Margin (TTM)11.08%20.74%
Operating Margin (TTM)8.66%30.27%
Gross Margin (TTM)22.11%45.05%

Growth

Revenue Growth

Both Constellation Energy (CEG) at 8.34% and Alliant Energy (LNT) at 9.57% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their Revenue Growth across different time periods.

EPS Growth

Alliant Energy (LNT) at 16.73% is around its peer norm for EPS growth, while Constellation Energy (CEG) at -37.76% drops into the bottom quartile, signaling weaker earnings momentum.

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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Constellation Energy (CEG) and Alliant Energy (LNT)
MetricCEGLNT
Revenue Growth (YoY)8.34%9.57%
Revenue Growth (3Y CAGR)1.47%1.23%
EPS Growth (YoY)-37.76%16.73%
EPS Growth (3Y CAGR)--4.77%

Financial Strength

Current Ratio (MRQ)

Constellation Energy (CEG) at 1.46 carries current ratio above its industry’s typical mid-range, while Alliant Energy (LNT) at 0.51 runs in the tighter-liquidity quartile — different working-capital profiles, both worth examining.

CEG

Utilities industry group

1.46

Max
1.90
CEG
1.46
Q3
1.17
Median
0.88
Q1
0.66
Min
0.29

LNT

Utilities industry group

0.51

Max
1.90
Q3
1.17
Median
0.88
Q1
0.66
LNT
0.51
Min
0.29
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their current ratio against the Utilities industry group benchmark.

Debt / Equity (MRQ)

Constellation Energy (CEG) at 0.76 keeps leverage in the lower industry quartile, while Alliant Energy (LNT) at 1.61 runs a more typical debt-to-equity mix.

CEG

Utilities industry group

0.76

Max
2.63
Q3
1.77
Median
1.35
Q1
0.84
CEG
0.76
Min
0.00

LNT

Utilities industry group

1.61

Max
2.63
Q3
1.77
LNT
1.61
Median
1.35
Q1
0.84
Min
0.00
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their debt-to-equity ratio against the Utilities industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Constellation Energy (CEG) and Alliant Energy (LNT)
MetricCEGLNT
Current Ratio (MRQ)1.460.51
Debt / Equity (MRQ)0.761.61
Net Debt / EBITDA3.026.67

Dividends

Dividend Yield (TTM)

Both Constellation Energy (CEG) at 0.68% and Alliant Energy (LNT) at 2.88% pay solid, industry-typical yields, sitting squarely within their peers’ usual range.

CEG

Utilities industry group

0.68%

Max
6.66%
Q3
3.58%
Median
2.85%
CEG
0.68%
Q1
0.66%
Min
0.00%

LNT

Utilities industry group

2.88%

Max
6.66%
Q3
3.58%
LNT
2.88%
Median
2.85%
Q1
0.66%
Min
0.00%
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their dividend yield against the Utilities industry group benchmark.

Dividend Payout Ratio (TTM)

Alliant Energy (LNT) at 58.84% keeps its payout within the industry’s typical band; Constellation Energy (CEG) at 15.92% pays out less than peers usually do, retaining more of its earnings — a policy difference more than a quality gap.

CEG

Utilities industry group

15.92%

Max
113.04%
Q3
68.72%
Median
56.38%
Q1
32.38%
CEG
15.92%
Min
0.00%

LNT

Utilities industry group

58.84%

Max
113.04%
Q3
68.72%
LNT
58.84%
Median
56.38%
Q1
32.38%
Min
0.00%
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their payout ratio against the Utilities industry group benchmark.

Dividend Metrics

Dividend metrics for Constellation Energy (CEG) and Alliant Energy (LNT)
MetricCEGLNT
Dividend Yield (TTM)0.68%2.88%
Dividend Payout Ratio (TTM)15.92%58.84%

Valuation

P/E Ratio (TTM)

Alliant Energy (LNT) at 20.24 is near its industry’s usual P/E ratio, while Constellation Energy (CEG) at 24.43 sits in the richer quartile — CEG needs stronger growth or earnings quality to justify the premium.

CEG

Utilities industry group

24.43

Max
31.22
CEG
24.43
Q3
23.30
Median
19.64
Q1
15.17
Min
3.34

LNT

Utilities industry group

20.24

Max
31.22
Q3
23.30
LNT
20.24
Median
19.64
Q1
15.17
Min
3.34
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their P/E ratio against the Utilities industry group benchmark.

P/S Ratio (TTM)

Constellation Energy (CEG) at 2.83 is priced about in line with its industry on P/S ratio, while Alliant Energy (LNT) at 4.18 sits in the pricier quartile — LNT costs more per dollar of sales.

CEG

Utilities industry group

2.83

Max
6.35
Q3
3.63
CEG
2.83
Median
2.63
Q1
1.52
Min
0.00

LNT

Utilities industry group

4.18

Max
6.35
LNT
4.18
Q3
3.63
Median
2.63
Q1
1.52
Min
0.00
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their P/S ratio against the Utilities industry group benchmark.

P/B Ratio (MRQ)

Both Constellation Energy (CEG) at 2.78 and Alliant Energy (LNT) at 2.41 carry a premium to book value versus peers, sitting in the upper P/B ratio quartile of their industries.

CEG

Utilities industry group

2.78

Max
3.12
CEG
2.78
Q3
2.21
Median
1.83
Q1
1.46
Min
0.34

LNT

Utilities industry group

2.41

Max
3.12
LNT
2.41
Q3
2.21
Median
1.83
Q1
1.46
Min
0.34
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Constellation Energy (CEG) vs. Alliant Energy (LNT): A comparison of their P/B ratio against the Utilities industry group benchmark.

Valuation Metrics

Valuation metrics for Constellation Energy (CEG) and Alliant Energy (LNT)
MetricCEGLNT
P/E Ratio (TTM)24.4320.24
P/S Ratio (TTM)2.834.18
P/B Ratio (MRQ)2.782.41
Free Cash Flow Yield (TTM)-7.48%-8.11%