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STOCK COMPARISON

Constellation Energy vs Duke Energy: Fair Value & Quality

Both stocks run through our valuation models. Here is how Constellation Energy (CEG) and Duke Energy (DUK) compare, as of Sep 4, 2026.

As of Sep 4, 2026, Fair Value Calculator sees Duke Energy as the less overvalued of the two: Constellation Energy trades at $285 versus a fair value of $88.09 (-69%), while Duke Energy trades at $121 versus $74.89 (-38%).
Constellation Energy
CEG · USD · Utilities
-69%
upside to fair value
overvalued
Price$285
Fair Value$88.09
Quality55/100
Duke Energy
DUK · USD · Utilities
-38%
upside to fair value
overvalued
Price$121
Fair Value$74.89
Quality45/100
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Head-to-head numbers

Green value = the better side for that row (for valuation multiples: lower = cheaper).

Constellation EnergyDuke Energy
Valuation
22.4×P/E (TTM)19.0×
3.08×P/S (TTM)3.01×
6.34×P/B1.90×
12.0×EV/EBITDA10.8×
3.74×PEG2.47×
−69.1%Fair value upside−38.3%
0.6%Dividend yield3.5%
$1.59Dividend per share$4.24
Profitability
22%Operating margin26%
8.07×EBIT margin trend (5Y)1.36×
16%Return on equity10%
4%Return on assets3%
Growth
64%Revenue growth (YoY)11%
1.5%Avg. growth/yr (3Y)3.9%
7.7%Avg. growth/yr (5Y)6.6%
+30.6%Value creation/yr+8.7%
Balance & size
6.0×Interest coverage (EBIT/interest)2.4×
0.50×Debt / equity1.55×
$92BMarket cap$98B
healthyGrowth qualityexpensive

Duke Energy leads: 7 to 9 metric wins.

Dash = not meaningfully computable, for example with negative equity.

Quality in detail

The quality score, broken down into the same factor families as on the stock page, 0 to 100 per family.

Constellation Energyof which business quality 52 · market factors 34 Duke Energyof which business quality 41 · market factors 57
ProfitabilityMargins and returns on capital today
46
30
Quality GrowthAre margins and returns improving?
43
36
CashflowEarnings quality: real cash, not paper profit
46
50
Fin. StrengthBalance sheet, leverage, solvency risk
43
12
InvestmentDisciplined investing over empire-building
55
59
Low VolatilityCalm price path (market factor)
40
99
MomentumPrice trend over the last 3–12 months (market factor)
32
39
52W MomentumDistance to the 52-week high (market factor)
28
40
Net IssuanceBuybacks instead of dilution
90
77

What the models say

How far the median fair value (base case) per model family sits from the current price, in percent. The amount in the currency of the trading venue is shown underneath.

above the price, more than 15% above close to the price, 85% to 115% of the price below the price, more than 15% below

Model familyConstellation EnergyPrice $285Duke EnergyPrice $121
DCF Models-71%below the price$83.63n/a
Earnings-Based-83%below the price$49.28-75%below the price$30.46
Dividend Discount-93%below the price$20.92-43%below the price$68.61
Multiples-60%below the price$114-21%below the price$96.04
Asset-Based-90%below the price$27.24-63%below the price$44.55
Growth DCF-76%below the price$68.37n/a
Economic Profit-81%below the price$54.87-70%below the price$35.83
Growth Earnings-66%below the price$97.35-20%below the price$97.11
Minimum-93%below the price$20.92-75%below the price$30.46
Maximum-60%below the price$114-20%below the price$97.11
Median-78%below the price$61.62-53%below the price$56.58
Geometric mean-80%below the price$56.05-54%below the price$56.08

Minimum, maximum, median and geometric mean refer to the family values in this table. Geometric because deviations are ratios: half the price and twice the price average to 100%, not 125%.

Constellation Energy: 25 of 25 models see the stock below the current price.

Duke Energy: 15 of 15 models see the stock below the current price.

Scenario ranges

From our cautious bear case to the optimistic bull case. The white tick is the current price: left of fair value means room to run.

Constellation Energy
Bear $50.22Fair Value $88.09Bull $131
$285 = current price (white tick)
Duke Energy
Bear $51.46Fair Value $74.89Bull $123
$121 = current price (white tick)

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Ranked within their sector

Where each stock sits within its sector peer group. Band = middle 50% of peers, tick = median, dot = this stock.

Constellation Energy · Utilities

Quality score55 · Top 25%
Fair value upside-69% · bottom 25%

Duke Energy · Utilities

Quality score45 · below median
Fair value upside-38% · below median

Bottom line

As of Sep 4, 2026, Fair Value Calculator sees Duke Energy as the less overvalued of the two: Constellation Energy trades at $285 versus a fair value of $88.09 (-69%), while Duke Energy trades at $121 versus $74.89 (-38%).

Constellation Energy has the higher quality score (55/100).

See the full analysis →
Constellation Energy · Duke Energy

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A model-based valuation snapshot from 26 models. Values change with price and fundamentals; the date shown above applies.