Portuguese Materials Energy Sector

Teekay

Market Cap: US$631.8m

Provides crude oil marine transportation and other marine services worldwide.

New Fortress Energy

Market Cap: US$627.9m

Operates as an integrated gas-to-power energy infrastructure company that provides energy and development services to end-users worldwide.

Tsakos Energy Navigation

Market Cap: US$601.3m

Provides seaborne crude oil and petroleum product transportation services worldwide.

Nordic American Tankers

Market Cap: US$599.3m

A tanker company, owns, operates, and charters double-hull tankers in Bermuda and internationally.

Green Plains

Market Cap: US$546.8m

Produces low-carbon fuels in the United States and internationally.

TETRA Technologies

Market Cap: US$541.1m

Operates as an energy services and solutions company.

Vital Energy

Market Cap: US$533.2m

An independent energy company, together with its subsidiaries, engages in the acquisition, exploration, and development of oil and natural gas properties in the Permian Basin of West Texas, United States.

Clean Energy Fuels

Market Cap: US$526.3m

Offers natural gas as alternative fuels for vehicle fleets and related fueling solutions in the United States and Canada.

Core Laboratories

Market Cap: US$489.1m

Provides reservoir description and production enhancement services and products to the oil and gas industry in the United States, and internationally.

ProPetro Holding

Market Cap: US$485.5m

Operates as an integrated oilfield services company.

Nabors Industries

Market Cap: US$462.5m

Provides drilling and drilling-related services for land-based and offshore oil and natural gas wells in the United States and internationally.

Ardmore Shipping

Market Cap: US$435.1m

Engages in the seaborne transportation of petroleum products and chemicals worldwide.

OPAL Fuels

Market Cap: US$390.1m

Engages in the production and distribution of renewable natural gas (RNG) for use as a vehicle fuel for heavy and medium-duty trucking fleets throughout the United States.

SandRidge Energy

Market Cap: US$389.7m

Engages in the acquisition, development, and production of oil, natural gas, and natural gas liquids in the United States Mid-Continent region.

VAALCO Energy

Market Cap: US$385.8m

An independent energy company, engages in the acquisition, exploration, development, and production of crude oil, natural gas, and natural gas liquids in Gabon, Egypt, Equatorial Guinea, Cote d'Ivoire, and Canada.

Gevo

Market Cap: US$371.9m

Operates as a carbon abatement company.

Lightbridge

Market Cap: US$360.7m

Engages in research, developing, and commercializing nuclear fuel.

GeoPark

Market Cap: US$316.6m

Operates as an oil and natural gas exploration and production company in Chile, Colombia, Brazil, Argentina, Ecuador, and other Latin American countries.

Natural Gas Services Group

Market Cap: US$315.3m

Provides natural gas compression equipment, technology, and services to the energy industry in the United States.

Greenfire Resources

Market Cap: US$311.2m

Engages in the exploration, development, and operation of oil and gas properties in the Athabasca oil sands region of Alberta, Canada.

Oil States International

Market Cap: US$305.4m

Through its subsidiaries, provides engineered capital equipment and consumable products for energy, industrial, and military sectors worldwide.

OMS Energy Technologies

Market Cap: US$283.1m

Through its subsidiaries, manufactures and sells specialty connectors and pipes, surface wellhead and Christmas trees, premium threading services, and other ancillary services in Saudi Arabia, Singapore, Malaysia, Thailand, Indonesia and internationally.

Forum Energy Technologies

Market Cap: US$280.0m

Designs, manufactures, and supplies products serving the oil, natural gas, industrial, and renewable energy industries in the United States and internationally.

Ranger Energy Services

Market Cap: US$276.3m

Provides onshore high specification well service rigs, wireline services, and complementary services to exploration and production companies in the United States.

NACCO Industries

Market Cap: US$267.5m

Engages in the natural resources business.

San Juan Basin Royalty Trust

Market Cap: US$265.7m

Operates as an express trust in Texas.

StealthGas

Market Cap: US$254.8m

Provides seaborne transportation services to liquefied petroleum gas (LPG) producers and users worldwide.

W&T Offshore

Market Cap: US$249.2m

An independent oil and natural gas producer, engages in the acquisition, exploration, and development of oil and natural gas properties in the Gulf of America.

PrimeEnergy Resources

Market Cap: US$245.0m

Through its subsidiaries, engages in acquisition, development, and production of oil and natural gas properties in the United States.

Summit Midstream

Market Cap: US$242.9m

Focuses on owning, developing, and operating midstream energy infrastructure assets primarily shale formations in the continental United States.

Berry

Market Cap: US$219.6m

Operates as an independent upstream energy company in the western United States.

Geospace Technologies

Market Cap: US$218.4m

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.

XCF Global

Market Cap: US$194.4m

Produces renewable diesel and sustainable aviation fuels in North America.

NextNRG

Market Cap: US$185.1m

Engages in mobile fueling operations in the United States.

SEACOR Marine Holdings

Market Cap: US$164.0m

Provides marine and support transportation services to offshore oil, natural gas, and windfarm facilities in the United States, Africa, Europe, the Middle East, Asia, and Latin America.

Energy Services of America

Market Cap: US$163.2m

Operates as a contractor and service company for the natural gas, petroleum, water distribution, automotive, chemical, and power industries in the United States.