Compare Stocks: AMPX, POWL, ATKR, and PLUG

Comparative Price Performance Over Time

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
AMPX Amprius Technologies	$8.92 -2.8%	$9.08	$7.02 ▼ $24.23	$1.27B	2.36	7.45 million shs	3.85 million shs
ATKR Atkore	$94.97 +0.0%	$94.65	$53.75 ▼ $94.97	$3.21B	1.69	750,822 shs	1.30 million shs
PLUG Plug Power	$1.36 -0.7%	$1.75	$1.30 ▼ $4.33	$1.89B	2.13	70.73 million shs	8.64 million shs
POWL Powell Industries	$149.61 +8.3%	$173.38	$92.59 ▼ $328.00	$5.43B	1.25	722,871 shs	95,825 shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
AMPX Amprius Technologies	-3.98%	+3.67%	-3.16%	-24.86%	-32.40%
ATKR Atkore	0.00%	0.00%	+0.13%	+1.23%	+44.99%
PLUG Plug Power	-9.00%	-3.19%	-18.75%	-40.39%	-46.68%
POWL Powell Industries	-2.43%	-15.39%	-27.99%	-33.55%	+10.91%

Compare Price & Volume

Company	Current Price	50-Day Moving Average	52-Week Range	Market Cap	Beta	Avg. Volume	Today's Volume
AMPX Amprius Technologies	$8.92 -2.8%	$9.08	$7.02 ▼ $24.23	$1.27B	2.36	7.45 million shs	3.85 million shs
ATKR Atkore	$94.97 +0.0%	$94.65	$53.75 ▼ $94.97	$3.21B	1.69	750,822 shs	1.30 million shs
PLUG Plug Power	$1.36 -0.7%	$1.75	$1.30 ▼ $4.33	$1.89B	2.13	70.73 million shs	8.64 million shs
POWL Powell Industries	$149.61 +8.3%	$173.38	$92.59 ▼ $328.00	$5.43B	1.25	722,871 shs	95,825 shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
AMPX Amprius Technologies	-3.98%	+3.67%	-3.16%	-24.86%	-32.40%
ATKR Atkore	0.00%	0.00%	+0.13%	+1.23%	+44.99%
PLUG Plug Power	-9.00%	-3.19%	-18.75%	-40.39%	-46.68%
POWL Powell Industries	-2.43%	-15.39%	-27.99%	-33.55%	+10.91%

Compare Analyst Forecasts

Company	Consensus Rating Score	Consensus Rating	Consensus Price Target	% Upside from Current Price
AMPX Amprius Technologies	2.86	Moderate Buy	$21.42	140.23% Upside
ATKR Atkore	2.17	Hold	$143.33	50.93% Upside
PLUG Plug Power	2.22	Hold	$3.25	139.57% Upside
POWL Powell Industries	2.86	Moderate Buy	$187.92	25.60% Upside

Current Analyst Ratings Breakdown

Latest AMPX, POWL, ATKR, and PLUG Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target
11/11/2026	PLUG Plug Power	Susquehanna Subscribe to MarketBeat All Access to unlock brokerage rankings	Lower Price Target	Neutral	$1.75 ➝ $1.50
11/10/2026	PLUG Plug Power	Craig Hallum Subscribe to MarketBeat All Access to unlock brokerage rankings	Reiterated Rating	Buy
11/10/2026	PLUG Plug Power	KeyCorp Subscribe to MarketBeat All Access to unlock brokerage rankings	Set Price Target		$3.00
11/10/2026	PLUG Plug Power	Oppenheimer Subscribe to MarketBeat All Access to unlock brokerage rankings	Reiterated Rating	Market Perform
11/10/2026	PLUG Plug Power	KeyCorp Subscribe to MarketBeat All Access to unlock brokerage rankings	Reiterated Rating	Sector Weight
11/10/2026	PLUG Plug Power	Royal Bank Of Canada Subscribe to MarketBeat All Access to unlock brokerage rankings	Reiterated Rating	Sector Perform	$2.00
11/10/2026	PLUG Plug Power	HC Wainwright Subscribe to MarketBeat All Access to unlock brokerage rankings	Reiterated Rating	Buy	$7.00
11/6/2026	AMPX Amprius Technologies	UBS Group Subscribe to MarketBeat All Access to unlock brokerage rankings	Reiterated Rating	Outperform
11/6/2026	AMPX Amprius Technologies	William Blair Subscribe to MarketBeat All Access to unlock brokerage rankings	Reiterated Rating	Outperform
10/21/2026	PLUG Plug Power	Weiss Ratings Subscribe to MarketBeat All Access to unlock brokerage rankings	Upgrade	Sell (E+) ➝ Sell (D-)
10/15/2026	AMPX Amprius Technologies	Weiss Ratings Subscribe to MarketBeat All Access to unlock brokerage rankings	Reiterated Rating	Sell (E+)

(Data available from 11/11/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)

Compare Sales & Book Value

Company	Annual Revenue	Price/Sales	Cashflow	Price/Cash	Book Value	Price/Book
AMPX Amprius Technologies	$73.01M	17.29	N/A	N/A	$0.77 per share	11.58
ATKR Atkore	$2.85B	1.13	$10.39 per share	9.14	$41.55 per share	2.29
PLUG Plug Power	$709.92M	2.67	N/A	N/A	$0.72 per share	1.88
POWL Powell Industries	$1.10B	4.94	$5.48 per share	27.28	$17.70 per share	8.45

Compare Profitability & Earnings

Company	Net Income	EPS	Trailing P/E Ratio	Forward P/E Ratio	P/E Growth	Net Margins	Return on Equity (ROE)	Return on Assets (ROA)	Next Earnings Date
AMPX Amprius Technologies	-$44.02M	-$0.29	N/A	178.30	N/A	-35.16%	-12.63%	-9.41%	N/A
ATKR Atkore	-$15.18M	-$4.81	N/A	17.05	N/A	-5.55%	10.27%	4.90%	11/19/2026 (Estimated)
PLUG Plug Power	-$1.63B	-$1.26	N/A	N/A	N/A	-153.68%	-59.87%	-19.78%	N/A
POWL Powell Industries	$180.75M	$5.21	28.59	21.78	1.47	16.49%	27.51%	15.94%	11/16/2026 (Estimated)

Latest AMPX, POWL, ATKR, and PLUG Earnings

Date	Quarter	Company	Consensus Estimate	Reported EPS	Beat/Miss	Gap EPS	Revenue Estimate	Actual Revenue
11/19/2026	Q4 2026	ATKR Atkore	$1.71	N/A	N/A	N/A	$788.15 million	N/A
11/16/2026	Q4 2026	POWL Powell Industries	$1.57	N/A	N/A	N/A	$335.08 million	N/A
11/10/2026	Q3 2026	AMPX Amprius Technologies	-$0.0127	-$0.0240	-$0.0113	-$0.0240	$35.80 million	$39.15 million

Compare Dividends

Company	Annual Payout	Dividend Yield	5-Year Annualized Dividend Growth	Payout Ratio	Years of Consecutive Growth
AMPX Amprius Technologies	N/A	N/A	N/A	N/A	N/A
ATKR Atkore	$1.32	1.39%	N/A	N/A	1 Years
PLUG Plug Power	N/A	N/A	N/A	N/A	N/A
POWL Powell Industries	$0.36	0.24%	+0.57%	6.91%	3 Years

Latest AMPX, POWL, ATKR, and PLUG Dividends

Announcement	Company	Period	Amount	Yield	Ex-Dividend Date	Record Date	Payable Date
11/3/2026	POWL Powell Industries	quarterly	$0.09	0.22%	11/18/2026	11/18/2026	12/16/2026

(Data available from 1/1/2013 forward)

Compare Debt

Company	Debt-to-Equity Ratio	Current Ratio	Quick Ratio
AMPX Amprius Technologies	N/A	7.17	6.54
ATKR Atkore	0.59	2.73	2.04
PLUG Plug Power	1.29	2.32	1.32
POWL Powell Industries	N/A	1.97	1.82

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
AMPX Amprius Technologies	5.04%
ATKR Atkore	N/A
PLUG Plug Power	43.48%
POWL Powell Industries	89.77%

Insider Ownership

Company	Insider Ownership
AMPX Amprius Technologies	5.10%
ATKR Atkore	2.10%
PLUG Plug Power	1.37%
POWL Powell Industries	2.20%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
AMPX Amprius Technologies	109	141.63 million	134.40 million	Optionable
ATKR Atkore	5,000	33.77 million	33.06 million	Optionable
PLUG Plug Power	2,582	1.40 billion	1.38 billion	Optionable
POWL Powell Industries	3,458	36.43 million	35.63 million	Optionable

AMPX, POWL, ATKR, and PLUG Headlines

Recent News About These Companies

Powell Industries, Inc. (NASDAQ:POWL) Stock Has Consensus Target Price of $187.92

4 hours ago | marketbeat.com

Powell Industries, Inc. $POWL Stock: Allspring Global Investments Holdings LLC Increases Holdings

November 11 at 3:08 AM | marketbeat.com

Powell Industries (POWL) Projected to Post Quarterly Earnings on Monday

November 9 at 4:55 AM | marketbeat.com

Powell Industries (POWL) Stock May Be 20% Undervalued After Record Data Center Orders

November 8 at 5:45 AM | uk.finance.yahoo.com

Powell Industries (POWL) Reaffirms Its Dividend, Is The 60% Undervalued View Credible?

November 8 at 5:45 AM | finance.yahoo.com

Powell Industries (POWL) Suffers a Larger Drop Than the General Market: Key Insights

November 5, 2026 | zacks.com

Powell Industries Declares Quarterly Cash Dividend Payment

November 4, 2026 | tipranks.com

Powell Industries (NASDAQ:POWL) Stock Price Down 13.4% - Here's What Happened

November 4, 2026 | marketbeat.com

Powell Industries, Inc. (NASDAQ:POWL) Plans Quarterly Dividend of $0.09

November 4, 2026 | marketbeat.com

Powell Industries Declares Quarterly Cash Dividend

November 3, 2026 | globenewswire.com

Powell Industries Announces Date and Conference Call for Fiscal 2026 Fourth Quarter and Full Year Results

November 3, 2026 | globenewswire.com

Powell Industries, Inc. (POWL) is Attracting Investor Attention: Here is What You Should Know

November 3, 2026 | zacks.com

Powell Industries: Data Centers Risk Offsetting Electrification Growth - But Watch Closely

November 2, 2026 | seekingalpha.com

Powell Industries (POWL) Sees a More Significant Dip Than Broader Market: Some Facts to Know

October 30, 2026 | zacks.com

Powell Industries stock: JPMorgan cuts target to USD 250

October 29, 2026 | ad-hoc-news.deA

Powell Industries (NASDAQ:POWL) Shares Gap Up - Here's What Happened

October 28, 2026 | marketbeat.com

Powell Industries, Inc. $POWL Shares Sold by Vest Financial LLC

October 24, 2026 | marketbeat.com

Powell Industries (POWL) Dips More Than Broader Market: What You Should Know

October 22, 2026 | zacks.com

Powell Industries (NASDAQ:POWL) Stock Price Down 10.9% - Here's What Happened

October 22, 2026 | marketbeat.com

Powell Industries Drops 9.2% Amid Sector-Wide Selling

October 22, 2026 | news.alphastreet.comN

Powell Industries (NASDAQ:POWL) Stock: Insider Ping Ni Sells 700 Shares

October 21, 2026 | insidertrades.com

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AMPX, POWL, ATKR, and PLUG Company Descriptions

Amprius Technologies NYSE:AMPX

$8.93 -0.24 (-2.58%)

As of 10:59 AM Eastern

Amprius Technologies, Inc. produces and sells ultra-high energy density lithium-ion batteries for mobility applications. The company offers silicon nanowire anode batteries. Its batteries are primarily used for existing and emerging aviation applications, including unmanned aerial systems, such as drones and high-altitude pseudo satellites. The company was incorporated in 2008 and is headquartered in Fremont, California.

Atkore NYSE:ATKR

$94.96 +0.01 (+0.01%)

Closing price 10/16/2026

Extended Trading

$94.96 0.00 (0.00%)

As of 10/16/2026 07:30 PM Eastern

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.

Plug Power NASDAQ:PLUG

$1.36 -0.01 (-0.73%)

As of 10:59 AM Eastern

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.

Powell Industries NASDAQ:POWL

$149.66 +11.45 (+8.28%)

As of 10:59 AM Eastern

Powell Industries, Inc., together with its subsidiaries, designs, develops, manufactures, sells, and services custom-engineered equipment and systems. The company's principal products include integrated power control room substations, custom-engineered modules, electrical houses, medium-voltage circuit breakers, monitoring and control communications systems, motor control centers, switches, and bus duct systems, as well as traditional and arc-resistant distribution switchgears and control gears. Its products have application in voltages ranging from 480 volts to 38,000 volts. The company also provide field service inspection, installation, commissioning, modification and repair, spare parts, retrofit and retrofill components for existing systems, and replacement circuit breakers for switchgear. It serves onshore and offshore production, liquefied natural gas facilities and terminals, pipelines, refineries, and petrochemical plants, as well as electric utility, light rail traction power, mining and metals, pulp and paper, data centers and other municipal, commercial, and industrial markets. The company has operations in the United States, Canada, the Middle East, Africa, Europe, Mexico, and Central and South America. Powell Industries, Inc. was founded in 1947 and is headquartered in Houston, Texas.

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Compare Stocks

Comparative Price Performance Over Time

Compare Price & Volume

Compare Price Performance

Compare Price & Volume

Compare Price Performance

Compare Analyst Forecasts

Current Analyst Ratings Breakdown

Latest AMPX, POWL, ATKR, and PLUG Analyst Ratings

Compare Sales & Book Value

Compare Profitability & Earnings

Latest AMPX, POWL, ATKR, and PLUG Earnings

Compare Dividends

Latest AMPX, POWL, ATKR, and PLUG Dividends

Compare Debt

Compare Ownership

Institutional Ownership

Insider Ownership

Compare Miscellaneous Stats

AMPX, POWL, ATKR, and PLUG Headlines

Recent News About These Companies

New MarketBeat Followers Over Time

Media Sentiment Over Time

Top Headlines

AMPX, POWL, ATKR, and PLUG Company Descriptions

Amprius Technologies NYSE:AMPX

Atkore NYSE:ATKR

Plug Power NASDAQ:PLUG

Powell Industries NASDAQ:POWL

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