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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
BLDP Ballard Power Systems	$1.70	$1.45	$1.00 ▼ $2.71	$509.75M	1.71	6.74 million shs	8.35 million shs
BYRN Byrna Technologies	$32.06 -4.5%	$27.34	$7.79 ▼ $34.78	$727.12M	2.02	518,707 shs	634,898 shs
EAF GrafTech International	$0.95 +2.6%	$0.98	$0.52 ▼ $2.53	$243.95M	1.51	2.73 million shs	2.11 million shs
NPWR NET Power	$3.33 +11.0%	$2.16	$1.48 ▼ $14.28	$729.50M	0.7	908,722 shs	2.47 million shs

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Compare Price Performance

Company	1-Day Performance	7-Day Performance	30-Day Performance	90-Day Performance	1-Year Performance
BLDP Ballard Power Systems	-2.69%	+6.92%	+11.11%	+66.67%	-27.35%
BYRN Byrna Technologies	+1.42%	+8.68%	+7.05%	+122.69%	+229.34%
EAF GrafTech International	-9.44%	-6.30%	-20.49%	+50.54%	-10.84%
NPWR NET Power	-5.36%	+21.95%	+3.45%	+48.88%	-68.32%

Compare MarketRank™

Company	Overall Score	Analyst's Opinion	Short Interest Score	News and Social Media Sentiment	Company Ownership	Earnings & Valuation
BLDP Ballard Power Systems	1.4169 of 5 stars	1.9	4.0	2.0	0.0	1.3
BYRN Byrna Technologies	2.2607 of 5 stars	2.8	1.0	2.4	1.7	1.9
EAF GrafTech International	1.6285 of 5 stars	3.0	2.0	0.6	3.3	0.0
NPWR NET Power	1.3834 of 5 stars	2.3	3.0	1.9	0.8	0.6

Compare Analyst Forecasts

Company	Consensus Rating Score	Consensus Rating	Consensus Price Target	% Upside from Current Price
BLDP Ballard Power Systems	1.72	Reduce	$2.09	22.90% Upside
BYRN Byrna Technologies	3.50	Strong Buy	$36.00	12.29% Upside
EAF GrafTech International	2.00	Hold	$1.63	71.96% Upside
NPWR NET Power	2.67	Moderate Buy	$4.00	20.12% Upside

Current Analyst Ratings Breakdown

Latest EAF, BYRN, NPWR, and BLDP Analyst Ratings

Date	Company	Brokerage	Action	Rating	Price Target
6/8/2025	BLDP Ballard Power Systems	National Bank Financial Subscribe to MarketBeat All Access for the recommendation accuracy rating	Upgrade	Hold
6/6/2025	BYRN Byrna Technologies	Wolfe Research Subscribe to MarketBeat All Access for the recommendation accuracy rating	Upgrade	Strong-Buy
6/6/2025	BYRN Byrna Technologies	B. Riley Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Buy ➝ Buy	$38.00 ➝ $39.00
5/13/2025	EAF GrafTech International	UBS Group Subscribe to MarketBeat All Access for the recommendation accuracy rating	Lower Price Target	Neutral ➝ Neutral	$1.50 ➝ $0.80
5/12/2025	BLDP Ballard Power Systems	UBS Group Subscribe to MarketBeat All Access for the recommendation accuracy rating	Lower Price Target	Neutral ➝ Neutral	$2.00 ➝ $1.40
4/23/2025	NPWR NET Power	Barclays Subscribe to MarketBeat All Access for the recommendation accuracy rating	Downgrade	Equal Weight ➝ Underweight	$3.00 ➝ $2.00
4/17/2025	BLDP Ballard Power Systems	Citigroup Subscribe to MarketBeat All Access for the recommendation accuracy rating	Reiterated Rating	Neutral ➝ Sell	$1.50 ➝ $1.00
4/14/2025	BLDP Ballard Power Systems	Susquehanna Subscribe to MarketBeat All Access for the recommendation accuracy rating	Lower Price Target	Neutral ➝ Neutral	$1.40 ➝ $1.30

(Data available from 7/8/2022 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
BLDP Ballard Power Systems	$70.67M	7.21	N/A	N/A	$2.25 per share	0.76
BYRN Byrna Technologies	$85.76M	8.48	$0.37 per share	87.27	$2.39 per share	13.41
EAF GrafTech International	$538.78M	0.45	N/A	N/A	($0.31) per share	-3.05
NPWR NET Power	$250K	2,918.01	$0.16 per share	21.02	$3.03 per share	1.10

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
BLDP Ballard Power Systems	-$324.24M	-$1.02	N/A	N/A	N/A	-430.17%	-20.41%	-17.90%	8/11/2025 (Estimated)
BYRN Byrna Technologies	$12.79M	$0.61	52.56	84.37	N/A	15.15%	16.96%	13.08%	7/10/2025 (Estimated)
EAF GrafTech International	-$131.16M	-$0.54	N/A	∞	N/A	-27.17%	N/A	-9.72%	7/25/2025 (Estimated)
NPWR NET Power	-$49.19M	-$2.06	N/A	N/A	N/A	N/A	-22.52%	-7.12%	8/11/2025 (Estimated)

Latest EAF, BYRN, NPWR, and BLDP Earnings

Date	Quarter	Company	Consensus Estimate	Reported EPS	Beat/Miss	Gap EPS	Revenue Estimate	Actual Revenue
7/25/2025	Q2 2025	EAF GrafTech International	-$0.13	N/A	N/A	N/A	$130.44 million	N/A
7/10/2025	Q2 2025	BYRN Byrna Technologies	$0.05	N/A	N/A	N/A	$28.47 million	N/A
5/12/2025	Q1 2025	NPWR NET Power	-$0.11	-$1.55	-$1.44	-$1.55	N/A	N/A
5/6/2025	Q1 2025	BLDP Ballard Power Systems	-$0.12	-$0.07	+$0.05	-$0.07	$16.82 million	$14.76 million
4/25/2025	Q1 2025	EAF GrafTech International	-$0.15	-$0.13	+$0.02	-$0.15	$122.33 million	$111.84 million
4/10/2025	Q1 2025	BYRN Byrna Technologies	$0.02	$0.07	+$0.05	$0.07	$23.26 million	$26.19 million

Compare Dividends

Company	Annual Payout	Dividend Yield	3-Year Dividend Growth	Payout Ratio	Years of Consecutive Growth
BLDP Ballard Power Systems	N/A	N/A	N/A	N/A	N/A
BYRN Byrna Technologies	N/A	N/A	N/A	N/A	N/A
EAF GrafTech International	N/A	N/A	N/A	N/A	N/A
NPWR NET Power	N/A	N/A	N/A	N/A	N/A

Compare Debt

Company	Debt-to-Equity Ratio	Current Ratio	Quick Ratio
BLDP Ballard Power Systems	0.03	9.00	8.13
BYRN Byrna Technologies	N/A	3.99	2.09
EAF GrafTech International	N/A	4.16	2.45
NPWR NET Power	N/A	23.30	23.30

Compare Ownership

Institutional Ownership

Company	Institutional Ownership
BLDP Ballard Power Systems	28.02%
BYRN Byrna Technologies	25.46%
EAF GrafTech International	92.83%
NPWR NET Power	53.62%

Insider Ownership

Company	Insider Ownership
BLDP Ballard Power Systems	0.16%
BYRN Byrna Technologies	9.75%
EAF GrafTech International	0.72%
NPWR NET Power	2.71%

Compare Miscellaneous Stats

Company	Employees	Shares Outstanding	Free Float	Optionable
BLDP Ballard Power Systems	1,370	299.85 million	299.37 million	Optionable
BYRN Byrna Technologies	150	22.68 million	20.47 million	Optionable
EAF GrafTech International	1,072	258.15 million	256.29 million	Optionable
NPWR NET Power	24	219.07 million	213.13 million	Optionable

EAF, BYRN, NPWR, and BLDP Headlines

Recent News About These Companies

NET Power (NYSE:NPWR) Trading Up 7.5% - Should You Buy?

4 hours ago | marketbeat.com

NET Power (NYSE:NPWR) Trading Down 6.5% - Should You Sell?

July 7 at 11:55 AM | marketbeat.com

Stock Traders Buy Large Volume of Call Options on NET Power (NYSE:NPWR)

July 4, 2025 | americanbankingnews.com

NET Power (NYSE:NPWR) Sees Unusually-High Trading Volume - Here's What Happened

July 3, 2025 | marketbeat.com

NET Power Sees Unusually High Options Volume (NYSE:NPWR)

July 3, 2025 | marketbeat.com

Kuehn Law Encourages Investors of NET Power Inc. to Contact Law Firm

July 2, 2025 | globenewswire.com

NET Power (NYSE:NPWR) Trading Up 10.1% - Should You Buy?

June 24, 2025 | marketbeat.com

Pomerantz Law Firm Announces the Filing of a Class Action Against NET Power Inc. and Certain Officers – NPWR

June 18, 2025 | globenewswire.com

NPWR INVESTOR ALERT: Bronstein, Gewirtz & Grossman LLC Announces that NET Power Inc. Investors with Substantial Losses Have Opportunity to Lead Class Action Lawsuit

June 17, 2025 | globenewswire.com

NET Power (NYSE:NPWR) Shares Down 5% - Should You Sell?

June 17, 2025 | marketbeat.com

NPWR DEADLINE TODAY: ROSEN, TRUSTED INVESTOR COUNSEL, Encourages NET Power Inc. Investors to Secure Counsel Before Important June 17 Deadline in Securities Class Action - NPWR, NPWR.WS

June 17, 2025 | accessnewswire.comA

Pomerantz Law Firm Announces the Filing of a Class Action Against NET Power Inc. and Certain Officers - NPWR

June 17, 2025 | prnewswire.com

Investor Alert: Deadline Approaching to Join NET Power, Inc. (NPWR) Class Action - Contact Levi & Korsinsky

June 17, 2025 | accessnewswire.comA

FINAL REMINDER NPWR DEADLINE: Bronstein, Gewirtz & Grossman LLC Alerts NET Power Inc. Investors to Participate in the Class Action Lawsuit

June 17, 2025 | accessnewswire.comA

NET Power, Inc. Sued for Securities Law Violations - Investors Should Contact Levi & Korsinsky Before June 17, 2025 to Discuss Your Rights - NPWR

June 17, 2025 | prnewswire.com

Deadline Soon: NET Power Inc. (NPWR) Investors Who Lost Money Urged To Contact The Law Offices of Frank R. Cruz About Securities Fraud Lawsuit

June 16, 2025 | tmcnet.com

NET Power Inc. (NYSE:NPWR) Sees Large Increase in Short Interest

June 16, 2025 | marketbeat.com

Class Action Lawsuit Alert: Levi & Korsinsky Reminds NET Power, Inc. (NPWR) Investors of June 17, 2025 Deadline

June 16, 2025 | accessnewswire.comA

Levi & Korsinsky Urges NET Power, Inc. (NPWR) Shareholders to Act Before Lead Plaintiff Deadline June 17, 2025

June 16, 2025 | accessnewswire.comA

NET POWER 24 HOUR DEADLINE ALERT: FORMER LOUISIANA ATTORNEY GENERAL AND KAHN SWICK & FOTI, LLC REMIND INVESTORS WITH LOSSES IN EXCESS OF $100,000 of Deadline in Class Action Lawsuit Against NET Power Inc. - NPWR

June 16, 2025 | accessnewswire.comA

Contact Levi & Korsinsky by June 17, 2025 Deadline to Join Class Action Against NET Power, Inc. (NPWR)

June 16, 2025 | globenewswire.com

New MarketBeat Followers Over Time

Media Sentiment Over Time

EAF, BYRN, NPWR, and BLDP Company Descriptions

Ballard Power Systems NASDAQ:BLDP

$1.70 0.00 (0.00%)

As of 03:22 PM Eastern

Ballard Power Systems Inc. engages in the design, development, manufacture, sale, and service of proton exchange membrane (PEM) fuel cell products. The company offers its products for power product comprising for bus, truck, rail, marine, stationary, and emerging market, such as material handling, off-road, and other applications. It also engages in the delivery of services, including technology solutions, after sales services, and training; and provision of engineering services, product and systems integration services, and related technology transfer for a variety of PEM fuel cell applications. It operates in the United States, Germany, Canada, China, Poland, the United Kingdom, the Netherlands, France, Denmark, Belgium, India, Taiwan, Spain, Norway, Australia, Japan, and internationally. The company has a strategic alliance with Linamar Corporation for the co-development and sale of fuel cell powertrains and components for class 1 and 2 vehicles in North America and Europe. Ballard Power Systems Inc. was founded in 1979 and is headquartered in Burnaby, Canada.

Byrna Technologies NASDAQ:BYRN

$32.06 -1.50 (-4.47%)

As of 03:22 PM Eastern

Byrna Technologies Inc., a non-lethal defense technology company, provides non-lethal alternative solutions for law enforcement and private security. The company offers handheld personal security devices and shoulder-fired launchers without the need for background check or firearm license; and projectiles including chemical irritant, kinetic, and inert rounds. It offers self-defense aerosol products under the Byran Bad Guy Repellent brand; and accessories and related safety products, which includes carbon dioxide canisters, sighting systems, and holster under the Byran Banshee and Byran Shield brand, as well as Byrna-branded apparel. In addition, the company provides the products to the consumer market through Byrna e-commerce store and Amazon storefront, and network of local, regional and national outdoor and sporting goods stores, either directly or through distributors; and professional security market through Train the Trainer program and de-escalation methods. It operates in the United States, South Africa, Europe, South America, Asia, and Canada. The company was formerly known as Security Devices International, Inc. and changed its name to Byrna Technologies Inc. in March 2020. Byrna Technologies Inc. was incorporated in 2005 and is headquartered in Andover, Massachusetts.

GrafTech International NYSE:EAF

$0.94 +0.02 (+2.58%)

As of 03:23 PM Eastern

GrafTech International Ltd. research, develops, manufactures, and sells graphite and carbon-based solutions worldwide. The company offers graphite electrodes to produce electric arc furnace steel and other ferrous and non-ferrous metals; and petroleum needle coke, a crystalline form of carbon used in the production of graphite electrodes and synthetic graphite. It sells its products primarily through direct sales force, independent sales representatives, and distributors. GrafTech International Ltd. was founded in 1886 and is headquartered in Brooklyn Heights, Ohio.

NET Power NYSE:NPWR

$3.33 +0.33 (+11.00%)

As of 03:23 PM Eastern

NET Power Inc. operates as a clean energy technology company. The company invents, develops, and licenses clean power generation technology. NET Power Inc. was founded in 2010 and is headquartered in Durham, North Carolina.

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Comparative Price Performance Over Time