DUK
Price
$129.73
Change
+$0.47 (+0.36%)
Updated
Jul 24, 01:37 PM (EDT)
Capitalization
100.77B
11 days until earnings call
Intraday BUY SELL Signals
SO
Price
$96.79
Change
+$0.19 (+0.20%)
Updated
Jul 24, 01:51 PM (EDT)
Capitalization
108.9B
6 days until earnings call
Intraday BUY SELL Signals
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DUK vs SO

DUK vs SO Comparison Chart in %
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Jul 19, 2026

Which Stock Would AI Choose? Duke Energy (DUK) vs. Southern Company (SO) Stock Comparison

Key Takeaways

  • Duke Energy (DUK) and Southern Company (SO) are two of the largest regulated electric utilities in the United States, both operating primarily in the Southeast and generating steady dividend income for investors.
  • Both stocks are considered defensive, income-oriented holdings, but recent regulatory developments and capital expenditure plans have created divergence in market sentiment and price momentum.
  • Duke Energy has emphasized aggressive grid modernization and renewable infrastructure investments, while Southern Company benefits from the completion of its long-delayed Vogtle nuclear expansion, removing a major historical overhang.
  • On a relative performance basis, one stock has demonstrated stronger trend consistency and institutional accumulation signals over recent weeks, a factor that algorithmic trading models tend to weigh heavily.
  • Both companies face ongoing risks tied to interest rate sensitivity, storm season expenditures, and complex multi-state regulatory frameworks that investors must carefully evaluate.

Introduction

Investors seeking stability and reliable income often turn to regulated electric utilities, and few names dominate this conversation more than DUK and SO. Duke Energy and Southern Company serve millions of customers across the Southeastern United States, operate vast generation fleets, and have decades-long track records of returning capital to shareholders. Yet beneath the surface similarities lie meaningful differences in growth strategies, regulatory environments, and near-term catalysts that can influence relative stock performance. For traders and long-term investors alike, understanding how these two utility giants compare in the current market environment is essential. This article examines recent developments, market positioning, and how AI-driven analysis interprets the evolving landscape.

DUK Overview and Recent Performance

Duke Energy, headquartered in Charlotte, North Carolina, is one of the largest electric power holding companies in the country, serving approximately 8.4 million customers across six states, including North Carolina, South Carolina, Florida, Indiana, Ohio, and Kentucky. The company operates through two primary segments: Electric Utilities and Infrastructure, and Gas Utilities and Infrastructure. Duke has been pursuing an ambitious multi-year capital investment plan focused on grid modernization, renewable energy integration, and strengthening system resilience against extreme weather events, which have become increasingly frequent in its service territories.

In recent weeks, DUK has experienced measured price activity, with the stock trading in a relatively narrow range as markets process the company's latest regulatory rate case outcomes and earnings updates. Duke's management has emphasized its commitment to a 5-7% long-term earnings per share (EPS) growth target, supported by its substantial capital expenditure (CapEx) pipeline. However, rate case decisions in key jurisdictions like North Carolina and Indiana remain closely watched by investors, as any unfavorable outcomes could pressure the company's authorized return on equity (ROE). Sentiment has been further shaped by Duke's progress on renewable energy projects and its phased coal plant retirements, which resonate with ESG-conscious institutional investors.

SO Overview and Recent Performance

Southern Company, based in Atlanta, Georgia, serves roughly 9 million customers through its regulated utility subsidiaries, including Georgia Power, Alabama Power, and Mississippi Power, as well as through its Southern Power wholesale generation business and Southern Company Gas distribution operations. The company has historically been defined by its massive Vogtle nuclear expansion project — the first new nuclear reactors built in the United States in over three decades. With Vogtle Units 3 and 4 now fully operational, Southern Company has turned a significant corner, removing a multi-billion-dollar construction and regulatory overhang that had weighed on the stock for years.

Recent market activity surrounding SO has reflected a gradually improving sentiment as the company transitions from a construction-heavy risk profile to a more predictable, rate-base growth model. Investors have responded to Southern Company's ability to now focus on its core regulated operations and incremental capital deployment rather than project execution uncertainty. The company's dividend stability and earnings predictability have been bolstered by the completed nuclear assets entering rate base. While regulatory proceedings in Georgia — including rate case outcomes and integrated resource planning (IRP) filings — remain relevant risk factors, the removal of Vogtle-related uncertainty has been a meaningful catalyst for the stock's relative positioning.

Trending AI Robots

For traders seeking a data-driven edge in evaluating stocks like DUK and SO, Tickeron's Trending AI Robots page offers a curated selection of high-performing algorithmic trading bots. Tickeron hosts hundreds of AI-powered trading bots that collectively scan thousands of tickers across the market, but only those demonstrating superior performance and adaptability to prevailing market conditions earn a spot in the Trending section. These bots employ diverse strategies — ranging from swing trading and trend following to mean reversion and breakout detection — across multiple timeframes, with some bots showing annualized return statistics that have attracted significant attention from the trading community. Each bot comes with transparent performance metrics, trade histories, and statistical profiles that allow traders to assess their suitability. Explore the Trending AI Robots to discover which automated strategies are currently navigating the utility sector with precision.

Head-to-Head Comparison

When comparing DUK and SO directly, several differentiating factors emerge. From a business model perspective, both are predominantly regulated utilities, but Southern Company has a slightly larger natural gas distribution footprint through its Southern Company Gas subsidiary, while Duke maintains a more concentrated electric-generation focus. This gives Southern Company somewhat greater diversification across the energy value chain, whereas Duke's pure-play electric emphasis translates to higher sensitivity to electricity demand trends and grid investment cycles.

On the growth catalyst front, Duke Energy's story is forward-looking — centered on its extensive CapEx pipeline and renewable transition ambitions. Southern Company, by contrast, has just completed a defining chapter with Vogtle, and its near-term narrative is about capitalizing on the stability that follows. In terms of recent momentum, SO has exhibited firmer trend signals, benefiting from the resolution of its nuclear construction risk, while DUK has been more range-bound as investors await clearer regulatory outcomes. Risk factors also diverge: Duke faces concentrated exposure to North Carolina's regulatory environment, while Southern Company navigates a broader, but equally complex, multi-state framework with Georgia at its core. Both stocks remain interest-rate-sensitive, as higher yields typically pressure utility valuations by making fixed-income alternatives more attractive relative to dividend yields.

Tickeron AI Verdict

Based on observable factors including trend consistency, volatility profiles, and recent relative strength patterns, Tickeron's AI-driven analytical framework would likely express a modest preference for SO over DUK in the current environment. The rationale rests primarily on Southern Company's cleaner post-Vogtle narrative, which has translated into steadier price action and reduced event-driven risk — characteristics that algorithmic models tend to favor when assessing positional stability. Duke Energy remains a fundamentally sound utility with an attractive long-term CapEx growth trajectory, but the near-term trend signals appear less compelling from a momentum perspective. This assessment is probabilistic in nature and reflects the AI's interpretation of current market data rather than a definitive long-term judgment. Investors should monitor regulatory developments, interest rate movements, and sector rotation patterns as variables that could shift this comparative outlook.

Disclaimer

The information on this webpage is provided for general informational and educational purposes only and is not intended as investment advice, a recommendation to purchase or sell any security, or an offer or solicitation related to investments. It does not consider your personal financial situation, goals, or risk profile, and all investing carries inherent risks, including the possibility of losing your entire investment. For more details, please review our full disclaimer.

Disclaimers and Limitations
VS
DUK vs. SO commentary
Jul 24, 2026

To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is DUK is a Buy and SO is a Buy.

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COMPARISON
Comparison
Jul 24, 2026
Stock price -- (DUK: $129.26 vs. SO: $96.60)
Brand notoriety: DUK: Not notable vs. SO: Notable
Both companies represent the Electric Utilities industry
Current volume relative to the 65-day Moving Average: DUK: 93% vs. SO: 76%
Market capitalization -- DUK: $100.77B vs. SO: $108.9B
DUK [@Electric Utilities] is valued at $100.77B. SO’s [@Electric Utilities] market capitalization is $108.9B. The market cap for tickers in the [@Electric Utilities] industry ranges from $187.27B to $0. The average market capitalization across the [@Electric Utilities] industry is $32.36B.

Long-Term Analysis

It is best to consider a long-term outlook for a ticker by using Fundamental Analysis (FA) ratings. The rating of 1 to 100, where 1 is best and 100 is worst, is divided into thirds. The first third (a green rating of 1-33) indicates that the ticker is undervalued; the second third (a grey number between 34 and 66) means that the ticker is valued fairly; and the last third (red number of 67 to 100) reflects that the ticker is undervalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).

DUK’s FA Score shows that 1 FA rating(s) are green whileSO’s FA Score has 1 green FA rating(s).

  • DUK’s FA Score: 1 green, 4 red.
  • SO’s FA Score: 1 green, 4 red.
According to our system of comparison, DUK is a better buy in the long-term than SO.

Short-Term Analysis

It is best to consider a short-term outlook for a ticker by using Technical Analysis (TA) indicators. We use Odds of Success as the percentage of outcomes which confirm successful trade signals in the past.

If the Odds of Success (the likelihood of the continuation of a trend) for each indicator are greater than 50%, then the generated signal is confirmed. A green percentage from 90% to 51% indicates that the ticker is in a bullish trend. A red percentage from 90% - 51% indicates that the ticker is in a bearish trend. All grey percentages are below 50% and are considered not to confirm the trend signal.

DUK’s TA Score shows that 7 TA indicator(s) are bullish while SO’s TA Score has 6 bullish TA indicator(s).

  • DUK’s TA Score: 7 bullish, 2 bearish.
  • SO’s TA Score: 6 bullish, 3 bearish.
According to our system of comparison, DUK is a better buy in the short-term than SO.

Price Growth

DUK (@Electric Utilities) experienced а +2.50% price change this week, while SO (@Electric Utilities) price change was +0.55% for the same time period.

The average weekly price growth across all stocks in the @Electric Utilities industry was +1.88%. For the same industry, the average monthly price growth was +1.11%, and the average quarterly price growth was +6.30%.

Reported Earning Dates

DUK is expected to report earnings on Aug 04, 2026.

SO is expected to report earnings on Jul 30, 2026.

Industries' Descriptions

@Electric Utilities (+1.88% weekly)

Electric utilities companies generate, transmit and distribute electricity to businesses/offices and residences. Companies may be owned by the government or investors or public shareholders, or a combination thereof. The industry also includes firms that buy and sell electricity. Companies in this industry typically require significant investments in infrastructure. Many firms in this industry pay substantial and regular dividends to shareholders. However, changes in interest rates (and their impact on debt burdens), natural disasters and changing commodity prices could be factors affecting energy utilities’ profit margins. NextEra Energy, Inc., Duke Energy Corporation, Dominion Energy Inc. and Southern Company are among U.S. electric utilities companies with the largest market capitalizations.

SUMMARIES
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FUNDAMENTALS
Fundamentals
SO($109B) has a higher market cap than DUK($101B). SO has higher P/E ratio than DUK: SO (24.71) vs DUK (19.89). SO (12.574) and DUK (12.181) have similar YTD gains . DUK has higher annual earnings (EBITDA): 17.6B vs. SO (14.5B). DUK has more cash in the bank: 2.14B vs. SO (981M). SO has less debt than DUK: SO (76B) vs DUK (91.2B). DUK has higher revenues than SO: DUK (33.2B) vs SO (30.2B).
DUKSODUK / SO
Capitalization101B109B93%
EBITDA17.6B14.5B121%
Gain YTD12.18112.57497%
P/E Ratio19.8924.7180%
Revenue33.2B30.2B110%
Total Cash2.14B981M218%
Total Debt91.2B76B120%
FUNDAMENTALS RATINGS
DUK vs SO: Fundamental Ratings
DUK
SO
OUTLOOK RATING
1..100
3078
VALUATION
overvalued / fair valued / undervalued
1..100
41
Fair valued
63
Fair valued
PROFIT vs RISK RATING
1..100
2312
SMR RATING
1..100
7265
PRICE GROWTH RATING
1..100
3638
P/E GROWTH RATING
1..100
4738
SEASONALITY SCORE
1..100
8575

Tickeron ratings are formulated such that a rating of 1 designates the most successful stocks in a given industry, while a rating of 100 points to the least successful stocks for that industry.

DUK's Valuation (41) in the Electric Utilities industry is in the same range as SO (63). This means that DUK’s stock grew similarly to SO’s over the last 12 months.

SO's Profit vs Risk Rating (12) in the Electric Utilities industry is in the same range as DUK (23). This means that SO’s stock grew similarly to DUK’s over the last 12 months.

SO's SMR Rating (65) in the Electric Utilities industry is in the same range as DUK (72). This means that SO’s stock grew similarly to DUK’s over the last 12 months.

DUK's Price Growth Rating (36) in the Electric Utilities industry is in the same range as SO (38). This means that DUK’s stock grew similarly to SO’s over the last 12 months.

SO's P/E Growth Rating (38) in the Electric Utilities industry is in the same range as DUK (47). This means that SO’s stock grew similarly to DUK’s over the last 12 months.

TECHNICAL ANALYSIS
Technical Analysis
DUKSO
RSI
ODDS (%)
N/A
N/A
Stochastic
ODDS (%)
Bullish Trend 1 day ago
52%
Bullish Trend 1 day ago
56%
Momentum
ODDS (%)
Bullish Trend 1 day ago
49%
Bullish Trend 1 day ago
51%
MACD
ODDS (%)
Bullish Trend 1 day ago
50%
Bearish Trend 1 day ago
32%
TrendWeek
ODDS (%)
Bullish Trend 1 day ago
49%
Bullish Trend 1 day ago
52%
TrendMonth
ODDS (%)
Bullish Trend 1 day ago
48%
Bullish Trend 1 day ago
50%
Advances
ODDS (%)
Bullish Trend 1 day ago
50%
Bullish Trend 1 day ago
50%
Declines
ODDS (%)
Bearish Trend 10 days ago
41%
Bearish Trend 4 days ago
40%
BollingerBands
ODDS (%)
Bearish Trend 1 day ago
32%
Bearish Trend 1 day ago
48%
Aroon
ODDS (%)
Bullish Trend 1 day ago
45%
Bullish Trend 1 day ago
40%
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DUK
Daily Signal:
Gain/Loss:
SO
Daily Signal:
Gain/Loss:
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DUK and

Correlation & Price change

A.I.dvisor indicates that over the last year, DUK has been closely correlated with SO. These tickers have moved in lockstep 84% of the time. This A.I.-generated data suggests there is a high statistical probability that if DUK jumps, then SO could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To DUK
1D Price
Change %
DUK100%
+1.02%
SO - DUK
84%
Closely correlated
+0.84%
PNW - DUK
83%
Closely correlated
-0.82%
CMS - DUK
83%
Closely correlated
+0.23%
WEC - DUK
83%
Closely correlated
+1.11%
ED - DUK
81%
Closely correlated
+0.62%
More

SO and

Correlation & Price change

A.I.dvisor indicates that over the last year, SO has been closely correlated with DUK. These tickers have moved in lockstep 84% of the time. This A.I.-generated data suggests there is a high statistical probability that if SO jumps, then DUK could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To SO
1D Price
Change %
SO100%
+0.84%
DUK - SO
84%
Closely correlated
+1.02%
CMS - SO
79%
Closely correlated
+0.23%
AEE - SO
78%
Closely correlated
+1.12%
LNT - SO
78%
Closely correlated
+0.54%
WEC - SO
76%
Closely correlated
+1.11%
More