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CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
$104.97
+10.2%
$74.05
$10.27
$18.80
$3.21B-0.06723,393 shs27.99 million shs
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
$19.43
$13.05
$28.77
$8.44B0.5623,754 shs3,518 shs
NRG Energy, Inc. stock logo
NRG
NRG Energy
$163.87
-0.2%
$154.44
$79.57
$175.96
$31.76B1.172.01 million shs4.20 million shs
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
$0.53
+3.7%
$0.55
$0.14
$1.75
$95.40M2.497.76 million shs4.29 million shs
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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
+10.16%+31.26%+60.48%+81.14%+1,566.19%
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
0.00%0.00%0.00%0.00%0.00%
NRG Energy, Inc. stock logo
NRG
NRG Energy
-0.18%-0.72%+10.65%+7.71%+99.96%
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
+3.69%-8.00%+8.95%+5.24%+186.39%
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
$104.97
+10.2%
$74.05
$10.27
$18.80
$3.21B-0.06723,393 shs27.99 million shs
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
$19.43
$13.05
$28.77
$8.44B0.5623,754 shs3,518 shs
NRG Energy, Inc. stock logo
NRG
NRG Energy
$163.87
-0.2%
$154.44
$79.57
$175.96
$31.76B1.172.01 million shs4.20 million shs
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
$0.53
+3.7%
$0.55
$0.14
$1.75
$95.40M2.497.76 million shs4.29 million shs
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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
+10.16%+31.26%+60.48%+81.14%+1,566.19%
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
0.00%0.00%0.00%0.00%0.00%
NRG Energy, Inc. stock logo
NRG
NRG Energy
-0.18%-0.72%+10.65%+7.71%+99.96%
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
+3.69%-8.00%+8.95%+5.24%+186.39%
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
0.00
N/AN/AN/A
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
0.00
N/AN/AN/A
NRG Energy, Inc. stock logo
NRG
NRG Energy
2.92
Moderate Buy$186.9214.06% Upside
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
0.00
N/AN/AN/A

Current Analyst Ratings Breakdown

Latest HNP, ALCC, OPTT, and NRG Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
8/20/2025
NRG Energy, Inc. stock logo
NRG
NRG Energy
Melius Research
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Initiated CoverageBuy$308.00
8/20/2025
NRG Energy, Inc. stock logo
NRG
NRG Energy
Melius
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Initiated CoverageBuy$308.00
8/7/2025
NRG Energy, Inc. stock logo
NRG
NRG Energy
Barclays
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Boost Price TargetOverweight$197.00 ➝ $203.00
8/6/2025
NRG Energy, Inc. stock logo
NRG
NRG Energy
BMO Capital Markets
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Boost Price TargetMarket Perform$167.00 ➝ $185.00
7/17/2025
NRG Energy, Inc. stock logo
NRG
NRG Energy
Citigroup
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Boost Price TargetBuy$133.00 ➝ $185.00
6/26/2025
NRG Energy, Inc. stock logo
NRG
NRG Energy
Barclays
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
Set Price TargetOverweight$197.00
6/26/2025
NRG Energy, Inc. stock logo
NRG
NRG Energy
Barclays
Subscribe to MarketBeat All Access for the firm's recommendation accuracy rating
UpgradeOverweight$197.00
(Data available from 9/20/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
N/AN/A$2.23 per share47.00($0.27) per shareN/A
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
$32.09B0.00N/A4.73$52.75 per share0.00
NRG Energy, Inc. stock logo
NRG
NRG Energy
$28.13B1.13$15.56 per share10.53$9.02 per share18.17
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
$5.86M16.28N/AN/A$0.32 per share1.65
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
$11.87MN/A0.00N/AN/A-85.44%2.50%N/A
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
-$1.65B-$6.60N/A0.000.70-6.60%-10.78%-3.10%N/A
NRG Energy, Inc. stock logo
NRG
NRG Energy
$1.13B$2.2174.1516.761.341.78%88.22%6.80%11/6/2025 (Estimated)
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
-$27.48M-$0.16N/AN/A-304.91%-97.03%-72.36%N/A

Latest HNP, ALCC, OPTT, and NRG Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
9/15/2025Q1
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
N/A-$0.04N/AN/AN/AN/A
8/6/2025Q2 2025
NRG Energy, Inc. stock logo
NRG
NRG Energy
$1.72$1.68-$0.04-$0.62$6.63 billion$6.74 billion
CompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive Growth
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
N/AN/AN/AN/AN/A
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
$0.984.56%N/AN/A N/A
NRG Energy, Inc. stock logo
NRG
NRG Energy
$1.761.07%N/A79.64%1 Years
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
N/AN/AN/AN/AN/A

Latest HNP, ALCC, OPTT, and NRG Dividends

AnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date
7/21/2025
NRG Energy, Inc. stock logo
NRG
NRG Energy
quarterly$0.441.2%8/1/20258/1/20258/15/2025
(Data available from 1/1/2013 forward)
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
N/A
0.15
0.59
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
1.47
0.53
0.47
NRG Energy, Inc. stock logo
NRG
NRG Energy
5.99
0.93
0.88
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
N/A
2.79
1.37

Institutional Ownership

CompanyInstitutional Ownership
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
85.03%
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
0.46%
NRG Energy, Inc. stock logo
NRG
NRG Energy
97.72%
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
11.93%
CompanyEmployeesShares OutstandingFree FloatOptionable
AltC Acquisition Corp. stock logo
ALCC
AltC Acquisition
230.60 million23.93 millionNo Data
Huaneng Power International, Inc. stock logo
HNP
Huaneng Power International
57,513392.45 million392.45 millionOptionable
NRG Energy, Inc. stock logo
NRG
NRG Energy
15,637193.43 million191.77 millionOptionable
Ocean Power Technologies, Inc. stock logo
OPTT
Ocean Power Technologies
50180.65 million144.58 millionOptionable

Recent News About These Companies

Ocean Power Loss Widens Y/Y in Q1, Backlog Skyrockets 184%
Ocean Power Technologies (NASDAQ:OPTT) Releases Earnings Results

New MarketBeat Followers Over Time

Media Sentiment Over Time

AltC Acquisition stock logo

AltC Acquisition NYSE:ALCC

$104.97 +9.68 (+10.16%)
As of 09/18/2025

AltC Acquisition Corp. does not have significant operations. It intends to effect a merger, capital stock exchange, asset acquisition, stock purchase, reorganization, or other business combination with one or more businesses. The company was formerly known as Churchill Capital Corp VIII and changed its name to AltC Acquisition Corp. in February 2021. AltC Acquisition Corp. was incorporated in 2021 and is based in New York, New York.

Huaneng Power International stock logo

Huaneng Power International NYSE:HNP

Huaneng Power International, Inc., together with its subsidiaries, engages in the generation and sale of electric power to the regional or provincial grid companies in the People's Republic of China and internationally. It is involved in the development, construction, operation, and management of power plants and related projects. The company also generates power from gas turbine, hydro, wind, photovoltaic, coal-fired, and biomass resources. In addition, it is involved in the sale of coal ash and lime; cargo loading and storage; port, warehousing, and conveying activities; photovoltaic power generation projects development and construction; and provision of thermal energy and cold energy services, as well as thermal heating services. Further, the company engages in the repair and maintenance of power equipment; supply of steam and hot water; plumbing pipe installation and repair; and energy engineering construction activities. Additionally, it is involved in the provision of transportation services; construction and operation of electricity distribution networks and heating pipe networks; energy supply, energy transmission, and substation project contracting activities; cargo handling and transportation; and port management, investment, and development activities. The company engages in the management of industrial water and waste, as well as provides environment engineering, and information technology and management consulting services. It also sells raw and processed coal; and offers central heat and desalinated water services. As of December 31, 2021, the company had a controlled generating capacity of 118,695 megawatts and an equity-based installed capacity of 103,875 megawatts. Huaneng Power International, Inc. was incorporated in 1994 and is based in Beijing, the People's Republic of China.

NRG Energy stock logo

NRG Energy NYSE:NRG

$163.87 -0.32 (-0.19%)
Closing price 09/19/2025 03:59 PM Eastern
Extended Trading
$164.16 +0.28 (+0.17%)
As of 09/19/2025 07:47 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 Polygon.io. Learn more.

NRG Energy, Inc., together with its subsidiaries, operates as an energy and home services company in the United States and Canada. It operates through Texas; East; West/Services/Other; Vivint Smart Home; and Corporate Activities segments. The company produces and sells electricity generated using coal, oil, solar, and battery storage; natural gas; and a cloud-based home platform, including hardware, software, sales, installation, customer service, technical support, and professional monitoring solutions. It offers retail electricity and energy management, line and surge protection products, HVAC installation, repair and maintenance, home protection products, carbon offsets, back-up power stations, portable power, portable solar, and portable lighting; retail services comprising demand response, commodity sales, energy efficiency, and energy management solutions; and system power, distributed generation, renewable and low-carbon products, carbon management and specialty services, backup generation, storage and distributed solar, and energy advisory services. In addition, the company trades in power, natural gas, and related commodities; environmental products; weather products; and financial products, including forwards, futures, options, and swaps. It offers its products and services under the NRG, Reliant, Direct Energy, Green Mountain Energy, and Vivint. It serves residential, commercial, government, industrial, and wholesale customers. NRG Energy, Inc. was founded in 1989 and is headquartered in Houston, Texas.

Ocean Power Technologies stock logo

Ocean Power Technologies NASDAQ:OPTT

$0.53 +0.02 (+3.69%)
Closing price 09/19/2025 04:00 PM Eastern
Extended Trading
$0.51 -0.02 (-3.05%)
As of 09/19/2025 07:56 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 Polygon.io. Learn more.

Ocean Power Technologies, Inc. develops and commercializes proprietary power platforms that generate electricity by harnessing the renewable energy of ocean waves in North America, South America, Australia, and Asia. It offers PB3 PowerBuoy that generates power for use independent of the power grid in offshore locations. The company also provides Next Generation PowerBuoy; subsea battery systems; and software, controls, sensors, integration services, and marine installation services. In addition, it offers Wave Adaptive Modular Vessel (WAM-V) technology, which enables roaming capabilities for uncrewed maritime systems in waters; leases WAM-V robotics and access information; maritime domain awareness solutions; and strategic consulting services. Further, the company provides offshore data collection, integration, analytics, and real time communication for various applications. It serves public and private entities, and agencies that require remote offshore power. Ocean Power Technologies, Inc. was incorporated in 1984 and is headquartered in Monroe Township, New Jersey.