Czech Telecom Energy Sector

Comstock Resources

Market Cap: US$5.5b

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

Chord Energy

Market Cap: US$5.5b

Operates as an independent exploration and production company in the United States.

Matador Resources

Market Cap: US$5.1b

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

ChampionX

Market Cap: US$4.8b

Provides chemistry solutions, artificial lift systems, and engineered equipment and technologies to oil and gas companies worldwide.

NOV

Market Cap: US$4.5b

Designs, constructs, manufactures, and sells systems, components, and products for oil and gas drilling and production, and industrial and renewable energy sectors in the United States and internationally.

CNX Resources

Market Cap: US$4.3b

An independent natural gas and midstream company, engages in the acquisition, exploration, development, and production of natural gas properties in the Appalachian Basin.

Archrock

Market Cap: US$4.2b

Operates as an energy infrastructure company in the United States.

Golar LNG

Market Cap: US$4.1b

Designs, converts, owns, and operates marine infrastructure for the liquefaction of natural gas.

Magnolia Oil & Gas

Market Cap: US$4.1b

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

Core Natural Resources

Market Cap: US$3.8b

Produces, sells, and exports metallurgical and thermal coals in the United States and internationally.

Frontline

Market Cap: US$3.7b

A shipping company, engages in the ownership and operation of oil and product tankers worldwide.

Noble

Market Cap: US$3.6b

Operates as an offshore drilling contractor for the oil and gas industry worldwide.

California Resources

Market Cap: US$3.2b

Operates as an independent energy and carbon management company in the United States.

Cactus

Market Cap: US$3.2b

Designs, manufactures, sells, and rents engineered pressure control and spoolable pipe technologies in the United States, Australia, Canada, the Middle East, and internationally.

Gulfport Energy

Market Cap: US$3.1b

Engages in the acquisition, exploration, and production of natural gas, crude oil, and natural gas liquids in the United States.

Kodiak Gas Services

Market Cap: US$3.1b

Operates contract compression infrastructure for customers in the oil and gas industry in the United States.

Weatherford International

Market Cap: US$3.1b

An energy services company, provides equipment and services for the drilling, evaluation, completion, production, and intervention of oil, geothermal, and natural gas wells worldwide.

Murphy Oil

Market Cap: US$3.0b

Operates as an oil and gas exploration and production company in the United States, Canada, and internationally.

Excelerate Energy

Market Cap: US$2.9b

Provides liquefied natural gas (LNG) solutions worldwide.

SM Energy

Market Cap: US$2.7b

An independent energy company, engages in the acquisition, exploration, development, and production of oil, gas, and natural gas liquids in the state of Texas.

Sitio Royalties

Market Cap: US$2.6b

Acquires, owns, and manages mineral and royalty interests across premium basins in the United States.

Civitas Resources

Market Cap: US$2.6b

An exploration and production company, focuses on the acquisition, development, and production of crude oil and associated liquids-rich natural gas.

Valaris

Market Cap: US$2.5b

Provides offshore contract drilling services in Brazil, the United Kingdom, U.S.

Northern Oil and Gas

Market Cap: US$2.5b

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

Patterson-UTI Energy

Market Cap: US$2.3b

Through its subsidiaries, provides drilling and completion services to oil and natural gas exploration and production companies in the United States and internationally.

Rattler Midstream

Market Cap: US$2.2b

Rattler Midstream LP owns, operates, develops, and acquires midstream and energy-related infrastructure assets in the Midland and Delaware Basins of the Permian Basin.

Crescent Energy

Market Cap: US$2.2b

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

Transocean

Market Cap: US$2.1b

Provides offshore contract drilling services for oil and gas wells in Switzerland and internationally.

Helmerich & Payne

Market Cap: US$2.0b

Provides drilling solutions and technologies for oil and gas exploration and production companies.

CVR Energy

Market Cap: US$1.9b

Engages in renewable fuels and petroleum refining and marketing, and nitrogen fertilizer manufacturing activities in the United States.

PBF Energy

Market Cap: US$1.9b

Through its subsidiaries, engages in refining and supplying petroleum products.

NextDecade

Market Cap: US$1.9b

An energy company, engages in the construction and development activities related to the liquefaction of natural gas in the United States.

Liberty Energy

Market Cap: US$1.9b

Provides hydraulic fracturing services and related technologies to onshore oil and natural gas exploration, and production companies in North America.

Tidewater

Market Cap: US$1.9b

Provides offshore support vessels and marine support services to the offshore energy industry through the operation of a fleet of offshore marine service vessels worldwide.

Oceaneering International

Market Cap: US$1.9b

Provides engineered services and products, and robotic solutions to the offshore energy, defense, aerospace, manufacturing, and entertainment industries in the United States.

Flowco Holdings

Market Cap: US$1.8b

Through its subsidiaries, provides production optimization, artificial lift, and methane abatement solutions for the oil and natural gas industry in the United States.