Dutch Software Energy Sector

FutureFuel

Market Cap: US$189.7m

Manufactures and sells diversified chemical, bio-based fuel, and bio-based specialty chemical products in the United States.

Imperial Petroleum

Market Cap: US$177.3m

Provides seaborne transportation services worldwide.

DMC Global

Market Cap: US$176.0m

Provides various products and engineered solutions for the construction, energy, industrial processing, and transportation markets worldwide.

Epsilon Energy

Market Cap: US$149.2m

A North American onshore independent natural gas and oil company, engages in the acquisition, exploration, development, gathering, and production of natural oil and gas reserves.

Drilling Tools International

Market Cap: US$140.8m

Provides oilfield equipment and services to oil and natural gas sectors in North America, Europe, and the Middle East.

Geospace Technologies

Market Cap: US$120.1m

Designs and manufactures instruments and equipment used in the oil and gas industry to acquire seismic data in order to locate, characterize, and monitor hydrocarbon producing reservoirs.

Prairie Operating

Market Cap: US$112.1m

An independent energy company, engages in the acquisition, development, and production of crude oil, natural gas, and natural gas liquids in the United States.

Mammoth Energy Services

Market Cap: US$108.9m

Operates as an energy services company in the United States, Canada, and internationally.

Stabilis Solutions

Market Cap: US$104.5m

An energy transition company, provides turnkey clean energy production, storage, transportation, and fueling solutions primarily using liquefied natural gas (LNG) to various end markets in North America.

NCS Multistage Holdings

Market Cap: US$101.3m

Provides engineered products and support services for oil and natural gas well completions and construction, and field development strategies in the United States, Canada, and internationally.

Aemetis

Market Cap: US$97.5m

Operates as a renewable natural gas and renewable fuels company.

NextNRG

Market Cap: US$92.3m

Engages in mobile fueling operations in the United States.

Dawson Geophysical

Market Cap: US$91.9m

Engages in providing onshore seismic data acquisition and processing services in the United States and Canada.

Leishen Energy Holding

Market Cap: US$80.4m

Through its subsidiaries, provides clean-energy equipment and integrated solutions for the oil and gas industry in the People’s Republic of China, Central Asia, and Southeast Asia.

North European Oil Royalty Trust

Market Cap: US$76.9m

A grantor trust, holds overriding royalty rights covering gas and oil production in various concessions or leases in the Federal Republic of Germany.

MIND Technology

Market Cap: US$71.9m

Provides technology to the oceanographic, hydrographic, defense, seismic, and maritime security industries in the United States, China, Norway, Turkey, Singapore, Canada, and internationally.

Permianville Royalty Trust

Market Cap: US$57.8m

Operates as a statutory trust.

Heidmar Maritime Holdings

Market Cap: US$54.3m

Heidmar Maritime Holdings Corp., a commercial and technical management company, operates tanker and dry-bulk vessel pools worldwide.

Verde Clean Fuels

Market Cap: US$54.1m

A clean fuels company, focuses on the deployment of liquid fuels processing technology through development of commercial production plants in the United States.

Cross Timbers Royalty Trust

Market Cap: US$53.6m

Operates as an express trust in the United States.

KLX Energy Services Holdings

Market Cap: US$47.4m

Provides drilling, completions, production, and well intervention services and products to the onshore oil and gas producing regions of the United States.

PermRock Royalty Trust

Market Cap: US$41.2m

Operates as a statutory trust in the United States.

XCF Global

Market Cap: US$39.4m

Manufactures and sells renewable fuels in the United States.

Uni-Fuels Holdings

Market Cap: US$37.7m

Engages in the marketing, reselling, and brokerage of marine fuel products.

Recon Technology

Market Cap: US$37.1m

Provides hardware, software, and on-site services to companies in the petroleum mining and extraction industry in China.

U.S. Energy

Market Cap: US$36.6m

An independent energy company, focuses on the acquisition, exploration, and development of industrial gas, and oil and natural gas properties in the continental United States.

PTL

Market Cap: US$28.4m

Through its subsidiaries, provides marine fuel logistics services for vessel refueling in Hong Kong and internationally.

MV Oil Trust

Market Cap: US$21.0m

Acquires and holds term net profits interests in the oil and natural gas properties of MV Partners, LLC.

Delixy Holdings

Market Cap: US$14.9m

An investment holding company, engages in the wholesale trading of crude oil and oil-based products in Southeast Asia, East Asia, and the Middle East.

CBL International

Market Cap: US$10.9m

A marine fuel logistics company, provides vessel refueling solutions in Malaysia, Hong Kong, China, South Korea, Singapore, and internationally.

Mesa Royalty Trust

Market Cap: US$9.4m

Owns overriding royalty interests in various oil and gas producing properties in the United States.

Sky Quarry

Market Cap: US$9.2m

Operates as an oil production, refining, and development-stage environmental remediation company in the United States.

Marine Petroleum Trust

Market Cap: US$9.0m

Together with its subsidiary, Marine Petroleum Corporation, operates as a royalty trust primarily in the United States.

STAK

Market Cap: US$7.3m

Stak Inc. engages in the research, development, manufacturing, and sale of oilfield-specialized production and maintenance equipment.

Clean Energy Technologies

Market Cap: US$7.0m

Designs, produces, and markets clean energy products and integrated solutions that focuses on energy efficiency and renewable energy in the United States and internationally.

Rubico

Market Cap: US$5.4m

Focuses on tanker vessels transporting business.