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CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
American Superconductor Corporation stock logo
AMSC
American Superconductor
$30.01
-1.3%
$30.36
$24.87
▼
$70.49
$1.45B3.26676,495 shs676,330 shs
Atkore Inc. stock logo
ATKR
Atkore
$94.58
+0.0%
$89.91
$53.75
▼
$94.65
$3.19B1.68735,586 shs537,696 shs
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
$423.33
-1.5%
$403.41
$184.02
▼
$504.69
$2.07B0.9366,591 shs68,162 shs
Plug Power, Inc. stock logo
PLUG
Plug Power
$1.98
+1.0%
$2.14
$1.70
▼
$4.58
$2.77B2.2144.10 million shs45.53 million shs
The Infrastructure's Backbone: 10 Stocks Powering the AI Buildout Cover

The AI boom extends far beyond the biggest tech names. Discover 10 companies supplying the memory, storage, networking, semiconductor manufacturing, and power infrastructure that make AI possible. Learn where the next wave of AI investment opportunities may emerge—and the key risks investors should watch as the global AI buildout accelerates.

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Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
American Superconductor Corporation stock logo
AMSC
American Superconductor
0.00%-0.60%+0.57%-24.47%-49.66%
Atkore Inc. stock logo
ATKR
Atkore
0.00%+0.12%+0.97%+21.96%+54.94%
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
0.00%+2.66%+0.56%+6.99%+113.17%
Plug Power, Inc. stock logo
PLUG
Plug Power
0.00%-5.26%-12.78%-22.05%-17.50%
CompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's Volume
American Superconductor Corporation stock logo
AMSC
American Superconductor
$30.01
-1.3%
$30.36
$24.87
▼
$70.49
$1.45B3.26676,495 shs676,330 shs
Atkore Inc. stock logo
ATKR
Atkore
$94.58
+0.0%
$89.91
$53.75
▼
$94.65
$3.19B1.68735,586 shs537,696 shs
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
$423.33
-1.5%
$403.41
$184.02
▼
$504.69
$2.07B0.9366,591 shs68,162 shs
Plug Power, Inc. stock logo
PLUG
Plug Power
$1.98
+1.0%
$2.14
$1.70
▼
$4.58
$2.77B2.2144.10 million shs45.53 million shs
The Infrastructure's Backbone: 10 Stocks Powering the AI Buildout Cover

The AI boom extends far beyond the biggest tech names. Discover 10 companies supplying the memory, storage, networking, semiconductor manufacturing, and power infrastructure that make AI possible. Learn where the next wave of AI investment opportunities may emerge—and the key risks investors should watch as the global AI buildout accelerates.

Get This Free Report

Compare Price Performance

Company1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year Performance
American Superconductor Corporation stock logo
AMSC
American Superconductor
0.00%-0.60%+0.57%-24.47%-49.66%
Atkore Inc. stock logo
ATKR
Atkore
0.00%+0.12%+0.97%+21.96%+54.94%
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
0.00%+2.66%+0.56%+6.99%+113.17%
Plug Power, Inc. stock logo
PLUG
Plug Power
0.00%-5.26%-12.78%-22.05%-17.50%
CompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current Price
American Superconductor Corporation stock logo
AMSC
American Superconductor
2.80
Moderate Buy$55.0083.27% Upside
Atkore Inc. stock logo
ATKR
Atkore
2.17
Hold$143.3351.56% Upside
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
3.00
Buy$275.00-35.04% Downside
Plug Power, Inc. stock logo
PLUG
Plug Power
2.35
Hold$3.5981.19% Upside

Current Analyst Ratings Breakdown

Latest AMSC, ATKR, PLUG, and PLPC Analyst Ratings

DateCompanyBrokerageActionRatingPrice TargetDetails
9/18/2026
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
DowngradeBuy (B-) ➝ Hold (C+)
9/4/2026
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
UpgradeHold (C+) ➝ Buy (B-)
9/3/2026
Plug Power, Inc. stock logo
PLUG
Plug Power
UpgradeHold
8/24/2026
American Superconductor Corporation stock logo
AMSC
American Superconductor
DowngradeHold (C+) ➝ Hold (C)
8/21/2026
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
DowngradeBuy (B-) ➝ Hold (C+)
8/12/2026
Atkore Inc. stock logo
ATKR
Atkore
UpgradeSell (D) ➝ Sell (D+)
8/12/2026
Plug Power, Inc. stock logo
PLUG
Plug Power
Reiterated RatingBuy$3.50 ➝ $5.00
8/11/2026
Plug Power, Inc. stock logo
PLUG
Plug Power
Reiterated RatingBuy$5.00
8/11/2026
Plug Power, Inc. stock logo
PLUG
Plug Power
Reiterated RatingBuy
8/11/2026
Plug Power, Inc. stock logo
PLUG
Plug Power
Reiterated RatingMarket Perform
8/11/2026
Plug Power, Inc. stock logo
PLUG
Plug Power
Reiterated RatingBuy$7.00
(Data available from 9/27/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)
CompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/Book
American Superconductor Corporation stock logo
AMSC
American Superconductor
$299.15M4.86$3.17 per share9.48$11.67 per share2.57
Atkore Inc. stock logo
ATKR
Atkore
$2.85B1.12$10.39 per share9.10$41.55 per share2.28
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
$669.34M3.09$13.47 per share31.42$97.01 per share4.36
Plug Power, Inc. stock logo
PLUG
Plug Power
$709.92M3.90N/AN/A$0.72 per share2.75
CompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings Date
American Superconductor Corporation stock logo
AMSC
American Superconductor
$133.81M$3.039.9035.31N/A42.56%27.41%20.63%11/4/2026 (Estimated)
Atkore Inc. stock logo
ATKR
Atkore
-$15.18M-$4.81N/A16.98N/A-5.55%10.27%4.90%11/19/2026 (Estimated)
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
$35.28M$8.8847.67N/AN/A5.82%10.64%7.65%10/28/2026 (Estimated)
Plug Power, Inc. stock logo
PLUG
Plug Power
-$1.63B-$1.26N/AN/AN/A-220.59%-56.01%-21.09%11/9/2026 (Estimated)

Latest AMSC, ATKR, PLUG, and PLPC Earnings

DateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails
8/10/2026Q2 2026
Plug Power, Inc. stock logo
PLUG
Plug Power
-$0.0778-$0.07+$0.0077-$0.14$169.11 million$178.30 million
8/5/2026Q1 2027
American Superconductor Corporation stock logo
AMSC
American Superconductor
$0.2025$0.16-$0.0425$0.20$87.13 million$94.07 million
8/4/2026Q3 2026
Atkore Inc. stock logo
ATKR
Atkore
$1.53$1.92+$0.39$0.02$756.23 million$794.80 million
7/29/2026Q2 2026
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
$2.41$4.49+$2.08$4.49$193.00 million$212.68 million
CompanyAnnual PayoutDividend Yield5-Year Annualized Dividend GrowthPayout RatioYears of Consecutive Growth
American Superconductor Corporation stock logo
AMSC
American Superconductor
N/AN/AN/AN/AN/A
Atkore Inc. stock logo
ATKR
Atkore
$1.321.40%N/AN/A 1 Years
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
$0.840.20%N/A9.46%N/A
Plug Power, Inc. stock logo
PLUG
Plug Power
N/AN/AN/AN/AN/A

Latest AMSC, ATKR, PLUG, and PLPC Dividends

AnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date
9/14/2026
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
quarterly$0.210.2%10/1/202610/1/202610/20/2026
7/30/2026
Atkore Inc. stock logo
ATKR
Atkore
quarterly$0.331.41%8/18/20268/18/20268/28/2026
(Data available from 1/1/2013 forward)
CompanyDebt-to-Equity RatioCurrent RatioQuick Ratio
American Superconductor Corporation stock logo
AMSC
American Superconductor
N/A
2.43
1.74
Atkore Inc. stock logo
ATKR
Atkore
0.59
2.73
2.04
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
0.07
2.99
1.88
Plug Power, Inc. stock logo
PLUG
Plug Power
1.29
2.32
1.32

Institutional Ownership

CompanyInstitutional Ownership
American Superconductor Corporation stock logo
AMSC
American Superconductor
52.28%
Atkore Inc. stock logo
ATKR
Atkore
N/A
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
41.19%
Plug Power, Inc. stock logo
PLUG
Plug Power
43.48%

Insider Ownership

CompanyInsider Ownership
American Superconductor Corporation stock logo
AMSC
American Superconductor
3.60%
Atkore Inc. stock logo
ATKR
Atkore
2.10%
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
33.00%
Plug Power, Inc. stock logo
PLUG
Plug Power
1.37%
CompanyEmployeesShares OutstandingFree FloatOptionable
American Superconductor Corporation stock logo
AMSC
American Superconductor
1,19548.44 million46.70 millionOptionable
Atkore Inc. stock logo
ATKR
Atkore
5,40033.77 million33.06 millionOptionable
Preformed Line Products Company stock logo
PLPC
Preformed Line Products
3,7344.89 million3.28 millionNot Optionable
Plug Power, Inc. stock logo
PLUG
Plug Power
2,5821.40 billion1.38 billionOptionable

Recent News About These Companies

State Street Corp Increases Holdings in Plug Power, Inc. $PLUG
Plug Power C-suite executive exits
Plug Power stock falls 3.32 percent as COO exits
Benjamin Haycraft Sells 200,000 Shares of Plug Power (NASDAQ:PLUG) Stock
Plug Power expands New Zealand footprint

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

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American Superconductor stock logo

American Superconductor NASDAQ:AMSC

$30.01 -0.41 (-1.35%)
Closing price 09/25/2026 04:00 PM Eastern
Extended Trading
$30.03 +0.02 (+0.07%)
As of 09/25/2026 07:48 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 Superconductor Corporation, together with its subsidiaries, provides megawatt-scale power resiliency solutions worldwide. The company operates through Grid and Wind segments. The Grid segment offers products and services that enable electric utilities, industrial facilities, and renewable energy project developers to connect, transmit, and distribute power under the Gridtec Solutions brand. It provides transmission planning services, which identify power grid congestion, poor power quality, and other risks; grid interconnection solutions for wind farms and solar power plants, power quality systems, and transmission and distribution cable systems; D-VAR systems used for controlling power flow and voltage in the AC transmission system; actiVAR system, a fast-switching medium-voltage reactive compensation solution; armorVAR system installed for reactive compensation, power factor correction, loss reduction, utility bill savings, and mitigation of common power quality concerns related to power converter-based generation and load devices; and D-VAR volt var optimization (VVO) that serves the distribution power grid market. This segment also offers ship protection systems, which reduce a naval ship's magnetic signature; and ON board power delivery systems, power generation systems, and propulsion systems; and transformers and rectifiers systems. The Wind segment designs wind turbine systems and licenses these designs to third parties under the Windtec Solutions brand. It also supplies power electronics and software-based control systems, engineered designs, and support services; and provides customer support services to wind turbine manufacturers. This segment's design portfolio comprises a range of drivetrains and power ratings of 2 megawatts and higher. American Superconductor Corporation was incorporated in 1987 and is headquartered in Ayer, Massachusetts.

Atkore stock logo

Atkore NYSE:ATKR

$94.58 +0.04 (+0.04%)
Closing price 09/25/2026 03:59 PM Eastern
Extended Trading
$94.59 +0.01 (+0.01%)
As of 09/25/2026 07:30 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.

Atkore Inc. engages in the manufacture and sale of electrical, mechanical, safety, and infrastructure products and solutions in the United States and internationally. The company offers conduits, cables, and installation accessories. It also designs and manufactures protection and reliability solutions for critical infrastructure, such as metal framing, mechanical pipe, perimeter security, and cable management. The company offers its products under the Allied Tube & Conduit, AFC Cable Systems, Kaf-Tech, Heritage Plastics, Unistrut, Power-Strut, Cope, US Tray, FRE Composites, United Poly Systems, Calbond, and Calpipe. It serves various end markets, including new construction; maintenance, repair, and remodel; infrastructure; diversified industrials; alternative power generation; healthcare; data centers; and governments through electrical, industrial, and mechanical contractors, as well as original equipment manufacturers. The company was formerly known as Atkore International Group Inc. and changed its name to Atkore Inc. in February 2021. Atkore Inc. was founded in 1959 and is headquartered in Harvey, Illinois.

Preformed Line Products stock logo

Preformed Line Products NASDAQ:PLPC

$423.33 -6.49 (-1.51%)
Closing price 09/25/2026 04:00 PM Eastern
Extended Trading
$421.68 -1.65 (-0.39%)
As of 09/25/2026 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.

Preformed Line Products Company, together with its subsidiaries, designs and manufactures products and systems that are used in the construction and maintenance of overhead, ground-mounted, and underground networks for the energy, telecommunication, cable, data communication, and other industries. The company offers optical ground wire products to support, protect, terminate, and splice transmission and distribution lines, as well as bolted, welded, and compressed connectors for substations; and string hardware products, polymer insulators, wildlife protection, substation fittings, and motion control devices. It also provides rugged outside plant closures to protect and support wireline and wireless networks, such as copper cable or fiber optic cable from moisture, environmental hazards, and other contaminants; and hardware assemblies, pole line hardware, plastic products, cable dynamics/vibration solutions, interior/exterior connectors, tools, and urethane solutions that are used by energy, renewable energy, communications, cable, and special industries for various applications. The company serves public and private energy utilities and communication companies, cable operators, governmental agencies, contractors and subcontractors, distributors, and value-added resellers in the Americas, Europe, the Middle East, Africa, and the Asia-Pacific. It markets its products through a direct sales force, as well as through manufacturing representatives. Preformed Line Products Company was incorporated in 1947 and is headquartered in Mayfield Village, Ohio.

Plug Power stock logo

Plug Power NASDAQ:PLUG

$1.98 +0.02 (+1.02%)
Closing price 09/25/2026 04:00 PM Eastern
Extended Trading
$1.98 +0.01 (+0.25%)
As of 09/25/2026 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.

Plug Power Inc. develops hydrogen and fuel cell product solutions in North America, Europe, Asia, and internationally. The company offers GenDrive, a hydrogen-fueled proton exchange membrane (PEM) fuel cell system that provides power to material handling electric vehicles; GenSure, a stationary fuel cell solution that offers modular PEM fuel cell power to support the backup and grid-support power requirements of the telecommunications, transportation, and utility sectors; ProGen, a fuel cell stack and engine technology used in mobility and stationary fuel cell systems, and as engines in electric delivery vans; GenFuel, a liquid hydrogen fueling delivery, generation, storage, and dispensing system; GenCare, an ongoing Internet of Things-based maintenance and on-site service program for GenDrive fuel cell systems, GenSure fuel cell systems, GenFuel hydrogen storage and dispensing products, and ProGen fuel cell engines; and GenKey, an integrated turn-key solution for transitioning to fuel cell power. It also provides electrolyzers, a hydrogen generator for clean hydrogen production; liquefaction systems that provides liquid hydrogen to customers; cryogenic equipment for the distribution of liquified hydrogen, oxygen, argon, nitrogen and other cryogenic gases, including trailers and mobile storage equipment; and liquid hydrogen, an alternative fuel to fossil-based energy. The company sells its products through a direct product sales force, original equipment manufacturers, and dealer networks. Plug Power Inc. was incorporated in 1997 and is headquartered in Latham, New York.