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Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities.

CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
$125.15
-2.7%
$132.24
$100.72
$139.44
$68.09B0.563.67 million shs9.22 million shs
Atmos Energy Corporation stock logo
ATO
Atmos Energy
$176.48
-2.4%
$185.27
$149.98
$192.51
$29.46B0.65911,726 shs1.62 million shs
Alliant Energy Corporation stock logo
LNT
Alliant Energy
$70.90
-2.1%
$71.90
$59.62
$75.76
$18.31B0.582.46 million shs2.63 million shs
Southern Company (The) stock logo
SO
Southern
$92.56
-1.2%
$95.34
$83.80
$100.83
$104.33B0.365.01 million shs7.82 million shs
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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
0.00%-3.85%-6.99%-3.69%+26.94%
Atmos Energy Corporation stock logo
ATO
Atmos Energy
0.00%-2.48%-6.12%-1.50%+15.92%
Alliant Energy Corporation stock logo
LNT
Alliant Energy
0.00%-1.20%-2.57%-0.41%+17.25%
Southern Company (The) stock logo
SO
Southern
0.00%+0.83%-2.46%-2.50%+8.69%
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
$125.15
-2.7%
$132.24
$100.72
$139.44
$68.09B0.563.67 million shs9.22 million shs
Atmos Energy Corporation stock logo
ATO
Atmos Energy
$176.48
-2.4%
$185.27
$149.98
$192.51
$29.46B0.65911,726 shs1.62 million shs
Alliant Energy Corporation stock logo
LNT
Alliant Energy
$70.90
-2.1%
$71.90
$59.62
$75.76
$18.31B0.582.46 million shs2.63 million shs
Southern Company (The) stock logo
SO
Southern
$92.56
-1.2%
$95.34
$83.80
$100.83
$104.33B0.365.01 million shs7.82 million shs
7 Stocks That Will Be Magnificent in 2026 Cover

Discover the next wave of investment opportunities with our report, 7 Stocks That Will Be Magnificent in 2026. Explore companies poised to replicate the growth, innovation, and value creation of the tech giants dominating today's markets.

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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
0.00%-3.85%-6.99%-3.69%+26.94%
Atmos Energy Corporation stock logo
ATO
Atmos Energy
0.00%-2.48%-6.12%-1.50%+15.92%
Alliant Energy Corporation stock logo
LNT
Alliant Energy
0.00%-1.20%-2.57%-0.41%+17.25%
Southern Company (The) stock logo
SO
Southern
0.00%+0.83%-2.46%-2.50%+8.69%
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
2.64
Moderate Buy$141.5713.12% Upside
Atmos Energy Corporation stock logo
ATO
Atmos Energy
2.25
Hold$183.503.98% Upside
Alliant Energy Corporation stock logo
LNT
Alliant Energy
2.69
Moderate Buy$76.608.04% Upside
Southern Company (The) stock logo
SO
Southern
2.30
Hold$99.857.88% Upside

Current Analyst Ratings Breakdown

Latest SO, AEP, LNT, and ATO Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
5/15/2026
Atmos Energy Corporation stock logo
ATO
Atmos Energy
Boost Price TargetHold$193.00 ➝ $196.00
5/15/2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
Boost Price TargetBuy$141.00 ➝ $148.00
5/15/2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
Lower Price TargetNeutral$141.00 ➝ $140.00
5/8/2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
Reiterated RatingOutperform$144.00
5/8/2026
Atmos Energy Corporation stock logo
ATO
Atmos Energy
Boost Price TargetNeutral$182.00 ➝ $191.00
5/7/2026
Atmos Energy Corporation stock logo
ATO
Atmos Energy
DowngradeBuy (A-)Buy (B+)
5/6/2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
Boost Price TargetSector Perform$131.00 ➝ $140.00
5/6/2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
Boost Price TargetNeutral$132.00 ➝ $148.00
5/6/2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
Boost Price TargetOverweight$144.00 ➝ $148.00
5/6/2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
Boost Price TargetEqual Weight$135.00 ➝ $136.00
5/6/2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
Boost Price TargetNeutral$130.00 ➝ $141.00
(Data available from 5/17/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
$21.88B3.11$12.35 per share10.13$60.61 per share2.06
Atmos Energy Corporation stock logo
ATO
Atmos Energy
$4.70B6.26$11.96 per share14.76$89.32 per share1.98
Alliant Energy Corporation stock logo
LNT
Alliant Energy
$4.36B4.20$6.52 per share10.87$28.74 per share2.47
Southern Company (The) stock logo
SO
Southern
$29.55B3.53$9.78 per share9.46$35.40 per share2.61
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
$3.58B$6.8118.3818.302.5016.29%10.21%2.89%7/29/2026 (Estimated)
Atmos Energy Corporation stock logo
ATO
Atmos Energy
$1.20B$8.1421.6819.963.1227.58%9.59%4.64%8/5/2026 (Estimated)
Alliant Energy Corporation stock logo
LNT
Alliant Energy
$810M$3.1922.2319.272.8918.58%11.37%3.38%N/A
Southern Company (The) stock logo
SO
Southern
$4.34B$3.9323.5518.812.8014.46%12.64%3.17%7/30/2026 (Estimated)

Latest SO, AEP, LNT, and ATO Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
5/6/2026Q2 2026
Atmos Energy Corporation stock logo
ATO
Atmos Energy
$3.37$3.47+$0.10$3.47$1.94 billion$1.96 billion
5/5/2026Q1 2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
$1.57$1.64+$0.07$1.60$5.72 billion$6.02 billion
4/30/2026Q1 2026
Alliant Energy Corporation stock logo
LNT
Alliant Energy
$0.82$0.82N/A$0.87$1.08 billion$1.18 billion
4/29/2026Q1 2026
Southern Company (The) stock logo
SO
Southern
$1.21$1.32+$0.11$1.20$8.07 billion$8.40 billion
2/20/2026Q4 2025
Alliant Energy Corporation stock logo
LNT
Alliant Energy
$0.58$0.60+$0.02$0.55$673.11 million$1.06 billion
2/18/2026Q4 2025
Southern Company (The) stock logo
SO
Southern
$0.56$0.55-$0.01$0.38$6.41 billion$6.98 billion
CompanyAnnual PayoutDividend Yield5-Year Annualized Dividend GrowthPayout RatioYears of Consecutive Growth
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
$3.803.04%+5.66%55.80%15 Years
Atmos Energy Corporation stock logo
ATO
Atmos Energy
$4.002.27%+8.63%49.14%41 Years
Alliant Energy Corporation stock logo
LNT
Alliant Energy
$2.143.02%+5.96%67.08%22 Years
Southern Company (The) stock logo
SO
Southern
$2.963.20%+2.97%75.32%25 Years

Latest SO, AEP, LNT, and ATO Dividends

AnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date
4/28/2026
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
quarterly$0.952.92%5/8/20265/8/20266/10/2026
5/6/2026
Atmos Energy Corporation stock logo
ATO
Atmos Energy
quarterly$1.002.17%5/26/20265/26/20266/8/2026
4/20/2026
Southern Company (The) stock logo
SO
Southern
quarterly$0.763.25%5/18/20265/18/20266/8/2026
4/15/2026
Alliant Energy Corporation stock logo
LNT
Alliant Energy
quarterly$0.53502.91%4/30/20264/30/20265/15/2026
(Data available from 1/1/2013 forward)
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
1.42
0.53
0.39
Atmos Energy Corporation stock logo
ATO
Atmos Energy
0.65
1.00
0.89
Alliant Energy Corporation stock logo
LNT
Alliant Energy
1.48
0.69
0.53
Southern Company (The) stock logo
SO
Southern
1.68
0.65
0.45

Institutional Ownership

CompanyInstitutional Ownership
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
75.24%
Atmos Energy Corporation stock logo
ATO
Atmos Energy
90.17%
Alliant Energy Corporation stock logo
LNT
Alliant Energy
79.90%
Southern Company (The) stock logo
SO
Southern
64.10%

Insider Ownership

CompanyInsider Ownership
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
0.05%
Atmos Energy Corporation stock logo
ATO
Atmos Energy
0.43%
Alliant Energy Corporation stock logo
LNT
Alliant Energy
0.26%
Southern Company (The) stock logo
SO
Southern
0.16%
CompanyEmployeesShares OutstandingFree FloatOptionable
American Electric Power Company, Inc. stock logo
AEP
American Electric Power
17,581544.10 million543.83 millionOptionable
Atmos Energy Corporation stock logo
ATO
Atmos Energy
5,487166.92 million166.20 millionOptionable
Alliant Energy Corporation stock logo
LNT
Alliant Energy
2,948258.28 million257.61 millionOptionable
Southern Company (The) stock logo
SO
Southern
29,8001.13 billion1.13 billionOptionable

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American Electric Power stock logo

American Electric Power NASDAQ:AEP

$125.15 -3.45 (-2.68%)
Closing price 05/15/2026 04:00 PM Eastern
Extended Trading
$126.15 +1.00 (+0.80%)
As of 05/15/2026 07:57 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

American Electric Power Company, Inc., an electric public utility holding company, engages in the generation, transmission, and distribution of electricity for sale to retail and wholesale customers in the United States. It operates through Vertically Integrated Utilities, Transmission and Distribution Utilities, AEP Transmission Holdco, and Generation & Marketing segments. The company generates electricity using coal and lignite, natural gas, renewable, nuclear, hydro, solar, wind, and other energy sources. It also supplies and markets electric power at wholesale to other electric utility companies, rural electric cooperatives, municipalities, and other market participants. American Electric Power Company, Inc. was incorporated in 1906 and is headquartered in Columbus, Ohio.

Atmos Energy stock logo

Atmos Energy NYSE:ATO

$176.48 -4.39 (-2.43%)
Closing price 05/15/2026 03:59 PM Eastern
Extended Trading
$176.48 +0.00 (+0.00%)
As of 05/15/2026 05:26 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Atmos Energy Corporation, together with its subsidiaries, engages in the regulated natural gas distribution, and pipeline and storage businesses in the United States. It operates through two segments, Distribution, and Pipeline and Storage. The Distribution segment is involved in the regulated natural gas distribution and related sales operations in eight states. This segment distributes natural gas to approximately 3.3 million residential, commercial, public authority, and industrial customers; and owned 73,689 miles of underground distribution and transmission mains. The Pipeline and Storage segment engages in the pipeline and storage operations. This segment transports natural gas for third parties and manages five underground storage facilities in Texas; provides ancillary services customary to the pipeline industry, including parking arrangements, lending, and inventory sales; and owned 5,645 miles of gas transmission lines. Atmos Energy Corporation was founded in 1906 and is headquartered in Dallas, Texas.

Alliant Energy stock logo

Alliant Energy NASDAQ:LNT

$70.90 -1.55 (-2.14%)
Closing price 05/15/2026 04:00 PM Eastern
Extended Trading
$70.90 +0.00 (+0.01%)
As of 05/15/2026 06:31 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Alliant Energy Corporation operates as a utility holding company that provides regulated electricity and natural gas services in the United States. It operates in three segments: Utility Electric Operations, Utility Gas Operations, and Utility Other. The company, through its subsidiary, Interstate Power and Light Company (IPL), primarily generates and distributes electricity, and distributes and transports natural gas to retail customers in Iowa; sells electricity to wholesale customers in Minnesota, Illinois, and Iowa; and generates and distributes steam in Cedar Rapids, Iowa. Alliant Energy Corporation, through its other subsidiary, Wisconsin Power and Light Company (WPL), generates and distributes electricity, and distributes and transports natural gas to retail customers in Wisconsin; and sells electricity to wholesale customers in Wisconsin. It serves retail customers in the farming, agriculture, industrial manufacturing, chemical, packaging, and food industries, as well as wholesale customers comprising municipalities and rural electric cooperatives. In addition, the company owns and operates a short-line rail freight service in Iowa; a Mississippi River barge, rail, and truck freight terminal in Illinois; freight brokerage services; wind turbine blade recycling services; and a rail-served warehouse in Iowa. Further, it holds interests in a natural gas-fired electric generating unit near Sheboygan Falls, Wisconsin; and a wind farm located in Oklahoma. The company was formerly known as Interstate Energy Corp. and changed its name to Alliant Energy Corporation in May 1999. Alliant Energy Corporation was incorporated in 1981 and is headquartered in Madison, Wisconsin.

Southern stock logo

Southern NYSE:SO

$92.56 -1.12 (-1.19%)
Closing price 05/15/2026 03:59 PM Eastern
Extended Trading
$92.73 +0.16 (+0.18%)
As of 05/15/2026 07:59 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

The Southern Company, through its subsidiaries, engages in the generation, transmission, and distribution of electricity. The company also develops, constructs, acquires, owns, and manages power generation assets, including renewable energy projects and sells electricity in the wholesale market; and distributes natural gas in Illinois, Georgia, Virginia, and Tennessee, as well as provides gas marketing services, gas distribution operations, and gas pipeline investments operations. In addition, it owns and operates nuclear, coal, hydro, cogeneration, solar, wind, battery storage, and fuel cell facilities. Further, the constructs, operates, and maintains approximately 77,900 miles of natural gas pipelines and 14 storage facilities with total capacity of 157 Bcf to provide natural gas to residential, commercial, and industrial customers. The company serves approximately 8.9 million electric and gas utility customers. Further, it develops distributed energy and resilience solutions; deploys microgrids for commercial, industrial, governmental, and utility customers; and offers digital wireless communications and fiber optics services. The Southern Company was incorporated in 1945 and is headquartered in Atlanta, Georgia.