Transocean, Inc. is the world's largest offshore drilling contractor and leading provider of drilling management services. The company provide rigs on a contractual basis to explore and develop oil and gas. Transocean offers offshore drilling rigs, equipment, services and manpower to exploration and production companies world wide. Its fleet can be broadly divided into two distinct groups based on drilling capabilities: ultra-deepwater floaters and harsh environment floaters. Transocean's fleet is considered one of the most modern and versatile in the world due to its emphasis on technically demanding segments of the offshore drilling business. Transocean acquired Norway-based drilling contractor Songa Offshore and snapped up smaller rival Ocean Rig UDW.

SM Energy Company is an independent oil and gas company engaged in the exploration, exploitation, development, acquisition and production of natural gas and crude oil in N. America. The company's operations are focused in the Permian Basin region and the South Texas & Gulf Coast region. The company manages its operations in the'Permian Basin'region from its regional office in Midland, TX. Its Midland Basin assets are divided between RockStar and Sweetie Peck. The Midland Basin holding provides the company with substantial future development opportunities in multiple oil-rich locations, like the Spraberry and Wolfcamp formations. SM Energy manages its'South Texas & Gulf Coast'region operations from the company's regional office in Houston, TX.

Cenovus Energy Inc. is a Canadian integrated oil company. Operations include oil sands projects in northern Alberta, which use specialized methods to drill and pump the oil to the surface, and established natural gas and oil production in Alberta and British Columbia. The company also has 50% ownership in two U.S. refineries.

Patterson-UTI Energy, Inc. is an oil drilling company and it provides drilling services to oil and natural gas exploration and production companies in the United States and Canada. Its subsidiaries provide onshore contract drilling services to exploration and production companies in North America, pressure pumping services to exploration and production companies in the United States and pipe handling components and related technology to drilling contractors around the world. Patterson-UTI Drilling Company LLC and its subsidiaries operate land-based drilling rigs in oil and natural gas producing regions of the continental United States and western Canada. Universal Pressure Pumping, Inc. and Universal Well Services. The company comprises three segments: Contract Drilling, Pressure Pumping, and Oil and Natural Gas.

TechnipFMC plc is a leading manufacturer and supplier of products, services and fully integrated technology solutions for the energy industry. The company is engaged in the designing, producing and servicing technologically sophisticated systems and products for subsea, onshore/offshore, and surface projects. TechnipFMC divides its operations into two major segments: Subsea and Surface Technologies. Subsea is engaged in the manufacture and design of products and systems, performs engineering, procurement and project management and provides services to oil and gas companies associated with offshore exploration and production. The Surface Technologies segment designs and produces systems and provides services used by oil and gas companies operating in land and shallow water exploration and production of crude oil and natural gas.

Baker Hughes Company is one of the world's largest oilfield service providers. The integrated oilfield products and digital solutions of Baker Hughes help customers efficiently and cost-effectively refine and transport hydrocarbons with low environmental concerns. Moreover, with growing demand for clean energy and the need to curb greenhouse gas emissions, countries around the world are investing in LNG terminals. This has given Baker Hughes the opportunity to expand its reach beyond oilfields in order to capitalize on contracts for manufacturing equipment that is being used in LNG facilities.

Matador Resources Company is among the leading oil and gas explorer in the shale and unconventional resources in the U.S. It operates in the Cotton Valley and Haynesville shale resources. The company is also committed toward developing and evaluating additional resources that will boost oil and natural gas production, proved reserves and cashflows. In fact, it emphasized that it has successfully widened its reserve base and production of commodities despite a challenging business scenario owing to volatile oil and gas prices. Through San Mateo Midstream, LLC, joint venture between an affiliate of Matador and Five Point Energy LLC, the company conducts midstream businesses to support upstream operations. Starting from transporting oil, gathering natural gas, crude and salt water, Matador's midstream operations also comprises of processing natural gas. There is ample demand for midstream infrastructures like oil and gas transportation as well as gathering assets in the U.S. shale plays like the Permian Basin.

Ovintiv Inc. engages in the exploration, development, production and marketing of natural gas, oil and natural gas liquids. The company holds principal assets in Anadarko basin, located in west-central Oklahoma; the Permian basin located in the prolific, Midland Basin in Texas; and the Montney basin located in western Canada. Ovintiv Inc., formerly known as Encana Corporation, is based in Calgary, Canada.

Callon Petroleum Company is solely focused on exploration and production of oil and gas resources in the Permian Basin. Among the three major sub basins of Permian - Midland Basin, Delaware Basin and Central Basin Platform, Callon Petroleum has strong footprint in the'Midland'and'Delaware'Basins. The company made various acquisitions to expand its footprint in the Delaware Basin. Callon agreed to divest certain non-core assets in the Midland Basin. The assets include Ranger operating area in the southern Midland Basin, which comprises net Wolfcamp acreage.

PBF Logistics LP engages in owning, leasing, operating, developing and acquiring crude oil and refined petroleum products terminals, pipelines, storage facilities and similar logistics assets. PBF Logistics LP is headquartered in Parsippany, New Jersey.

Comstock Resources, Inc. is an independent energy company engaged in the acquisition, development, production and exploration of oil and natural gas properties. The company's oil and natural gas reserve base is entirely concentrated in the Gulf of Mexico, Southeast Texas and East Texas/North Louisiana regions.

YPF Sociedad Anonima is an international energy company, based on the integrated business of hydrocarbons, focalized in Latin America, with high standards of efficiency, profitability and responsibility. They have a dominant position in Argentina's exploration, production, refining and marketing sectors, as well as a growing presence in petrochemicals.

Occidental Petroleum Corporation is an international oil and gas exploration and production company with operations in the United States, Middle East and Latin America. Occidental is one of the largest U.S. oil and gas companies, based on equity market capitalization. Occidental's midstream and marketing segment gathers, processes, transports, stores, purchases and markets hydrocarbons and other commodities. Occidental's wholly owned subsidiary, OxyChem, is a major North American chemical manufacturer. Occidental is committed to respecting the environment, operating safely and upholding high standards of social responsibility throughout the company's worldwide operations. Occidental strategy relies on increasing production through developing conventional and unconventional fields. Occidental is a worldwide leader in applying advanced technology to boost production from mature oil and natural gas fields and access hard-to-recover reserves.

Southwestern Energy Company is an independent energy company whose wholly-owned subsidiaries are engaged in natural gas and oil exploration, development and production, natural gas gathering and marketing.

Devon Energy Corporation is an independent energy company engaged primarily in the exploration, development and production of oil and natural gas. The company's oil and gas operations are mainly concentrated in the onshore areas of North America, primarily in the United States. In June 2019, Devon completed the sale of substantially all oil and gas assets, as well as operations in Canada. In October 2020, the company completed the sale of Barnett Shale assets. In aggregate, estimated proved reserves associated with these assets were 400 MMBoe (million barrels of oil equivalent), accounting for 21% of total proved reserves.Subsequent to the sale of Devon's Canadian business, its oil and gas exploration and production activities are solely concentrated in the United States. After completion of the Barnett Shale gas assets sale, the company will concentrate on oil assets in the United States.

Suncor Energy, Inc. is premier integrated energy company. The company's operations include oil sands development and upgrading, conventional and offshore crude oil and gas production, petroleum refining, and product marketing. Suncor is one of the largest owners of oil sands in the world. The company has gained new oil sands properties to supplement its existing operations in northern Alberta. Suncor's business can be divided into three main segments: Oil Sands, Exploration and Production, and Refining and Marketing. Oil Sands segment mines and upgrades oil sands in Canada's Alberta province to produce refinery-ready synthetic crude oil. Exploration and Production includes offshore operations off the east coast of Canada and in the North Sea, and onshore operations in Libya and Syria. The company also owns oilfields in Sirte Basin in Libya and stakes in Elba gas development in Syria. Refined products from refineries are marketed through Sunoco and Petro-Canada branded retail outlets.

EQT Corporation is primarily an explorer and producer of natural gas, with primary focus on the Appalachian Basin in Ohio, Pennsylvania and West Virginia. The basin has been a major contributor to natural gas production growth in the United States. Notably, in terms of average daily sales volumes, EQT Corp is the largest natural gas producer in the domestic market. The upstream energy payer's operations in the basin spreads across millions of acres, with proved oil and gas reserve. Importantly, the company's core resources in the Appalachian Basin comprises huge inventory of drilling locations. The company has decided to spud wells in the Marcellus shale play in Pennsylvania, West Virginia and Ohio that is likely to back the company's incremental production volumes in the years to come. EQT Corp has set its strategic priorities to lower operating costs while maximizing production volumes. It is to be noted that EQT Corp is the only company in the Appalachian Basin that is considered investment grade.

Core Laboratories N.V. is a leading provider of proprietary and patented Reservoir Description and Production Enhancement services. Core Laboratories' reservoir optimization technologies are used to increase total recovery from existing fields. Core Laboratories' services enable clients to optimize reservoir performance and maximize hydrocarbon recovery from their producing fields. Core Laboratories has taken extensive measures to ensure the services and data provided by all of worldwide companies are of the highest quality and integrity. Core Laboratories' commitment to applying and developing new technologies to optimize reservoir performance is unsurpassed in the oilfield service industry. This commitment to technology and to your bottom line makes Core Laboratories, The Reservoir Optimization Company.

APA Corporation, through its consolidated subsidiaries, explores for and produces oil and gas with operations principally in the United States, Egypt and the United Kingdom and exploration activities offshore Suriname. APA Corporation, formerly known as Apache Corporation, is based in HOUSTON.

Marathon Oil Corporation is a leading oil and natural gas exploration and production company with operations in the United States and Africa. The company's business is organized into two segments: United States Exploration and Production, and International Exploration and Production. United States E&P: Marathon Oil's E&P activities in the United States deal with the exploration, production and marketing of liquid hydrocarbons and natural gas in several prolific resource plays including Bakken, Eagle Ford, Oklahoma and Northern Delaware. Marathon Oil's strategy over the last few years has been to reposition its upstream asset portfolio, to build an integrated natural gas business by investing in liquefied natural gas assets, and to strengthen its balance sheet. Meaningful progress has been made on each front.

Enlink Midstream LLC is independent midstream energy. The Company is involved in natural gas gathering, treating, processing, transmission, distribution, supply and marketing, and crude oil marketing. Enlink Midstream LLC, formerly known as Crosstex Energy Inc., is based in headquartered in Dallas, Texas.

Ultrapar Participacoes S.A., a major Brazilian industrial group, is one of the largest distributors of liquefied petroleum gas in Brazil and a leading producer of petrochemicals and chemical. Ultrapar is also engaged in the storage and transportation of liquefied petroleum gas and petrochemical and chemical products. (PRESS RELEASE)

Petroleo Brasileiro S.A., or Petrobras S.A., is the largest integrated energy firm in Brazil and one of the largest in Latin America. The company's activities include: exploration, exploitation and production of oil from reservoir wells, shale and other rocks, as well as refining, processing, trading and transportation of oil and oil products, natural gas and other fluid hydrocarbons, in addition to other energy-related activities. The company operates in five segments:Exploration and Production, Refining, Transportation and Marketing, Distribution, Gas and Power. Petrobras has a total of 7,028 megawatts (MW) of installed capacity.Biofuels: The unit deals with renewable energy programs, including biodiesel, agricultural supplies, vegetable oil extraction and ethanol.

Nabors Industries Ltd. owns and operates one of the world's largest onshore drilling rig fleets. Nabors is also a leading provider of automated drilling equipment, advanced downhole tools, performance drilling software and other innovative oilfield technologies. Leveraging their drilling automation and analytics capabilities, Nabors' highly skilled workforce continues to set new standards for operational excellence as they change the way wells are drilled in the world's most significant oil and gas markets.

Dril-Quip, Inc. is one of the world's leading manufacturers of offshore drilling and production equipment that is well suited for use in deepwater applications. The Company designs and manufactures subsea, surface and offshore rig equipment for use by oil and gas companies and drilling contractors in offshore areas throughout the world. Dril-Quip also provides technical advisory services, reconditioning services and running tools for use in connection with the installation and retrieval of its products. Dril-Quip has manufacturing facilities in the United States, Brazil, Scotland and Singapore. The Company also has sales and service offices in numerous locations throughout the world. Dril-Quip's manufacturing operations are vertically integrated, with the Company performing essentially all of its forging, heat treating, machining, fabrication, inspection, assembly and testing at its own facilities.

Magnolia Oil & Gas Corporation is an oil producer. The company's assets are located primarily in the Eagle Ford Shale and Austin Chalk formations in South Texas. Magnolia Oil & Gas Corporation, formerly known as TPG Pace Energy Holdings, is based in Houston, Texas.

Equitrans Midstream Corporation owns, operates, acquires and develops midstream assets primarily in the Appalachian Basin. It manages natural gas transmission, storage and gathering systems, as well as high-and low-pressure gathering lines. Equitrans Midstream Corporation is based in Pittsburgh, United States.

TotalEnergies SE is a broad energy company which produces and markets energies including oil and biofuels, natural gas and green gases, renewables and electricity. TotalEnergies SE, formerly known as TOTAL FINA SA, is based in PARIS.

Shell plc operates as an energy and petrochemical company. It explores for and extracts crude oil, natural gas and natural gas liquids; markets and transports oil and gas; produces gas-to-liquids fuels and other products. Shell plc, formerly known as Royal Dutch Shell plc, is based in The Hague, the Netherlands.

Plains All American Pipeline, L.P., a master limited partnership, is involved in the transportation, storage, terminalling and marketing of crude oil, natural gas, natural gas liquids and refined products. The partnership has operations in the Permian Basin, South Texas/Eagle Ford area, Rocky Mountain and Gulf Coast in the U.S., and Manito, South Saskatchewan, Rainbow in Canada. The firm reorganized the historical operating segments' namely Transportation, Facilities and Supply and Logistics' into two operating segments: Crude Oil and Natural gas liquids (NGL). Crude Oil segment assets include pipelines, storage, terminalling and trucks. This segment generates revenues from long-term minimum volume commitments, acreage dedications, leased capacity & spot utilization. The Crude Oil segment will be driven by an increase in production volumes and rise in volume throughput. NGL segment asset include fractionation, straddle, pipelines, storage,terminalling & rail capacity.

New Fortress Energy LLC operates as an integrated gas-to-power company. It develops, finances and constructs energy infrastructure assets. New Fortress Energy LLC is based in New York, United States.

Delek US Holdings, Inc. is an independent refiner, transporter and marketer of petroleum products. The company's operations are organized into three reportable segments: Refining, Logistics and Retail. The Refining segment manufactures, processes and sells gasoline, diesel fuel, aviation fuel, asphalt and other petroleum-based products. The Logistics segment is engaged in the gathering, transportation, storage and distribution of crude oil, intermediate products, feedstocks and refined products and is also into wholesale marketing. The Logistics unit also owns/leases capacity on several miles of crude and refined product transportation pipelines, oil gathering system and related storage tanks, apart from owning and operating nine light product distribution terminals. The Retail segment distributes motor fuels and merchandise items to wholesale and retail customers as well as to commercial end-users through a network of retail outlets, primarily in west Texas and New Mexico.

ExxonMobil's bellwether status in the energy space, optimal integrated capital structure that has historically produced industry-leading returns and management's track record of capex discipline across the commodity price cycle make it a relatively lower-risk energy sector play. The company owns some of the most prolific upstream assets globally. Other aspects of the company's story include the largest global refining operations, substantial chemicals assets and a dividend history and credit profile that are second to none in the space. ExxonMobil's capital spending discipline is quite aggressive. The company has a plan in place to allocate significant proportion of its budget to key oil and gas projects. The company's business perspective looks different from most peers since big oil rivals have pledged to lower carbon emissions to tackle climate change. ExxonMobil divides its operations into three main segments: Upstream, Downstream and Chemical.

PBF Energy Inc. is a leading refiner of crude. Through oil refineries and associated infrastructure in the U.S., the company provides end products that comprise heating oil, transportation fuels, lubricants and many related products. The operating refineries the company are: Delaware City Refinery, Paulsboro Refinery, Toledo Refinery, Chalmette Refinery, Torrance Refinery and Martinez Refinery. The major two refineries are Delaware City Refinery and Paulsboro Refinery. Through a master limited partnership (MLP) with PBF Logistics LP, PBF Energy operates oil and refined petroleum product pipelines, storage facilities and terminals. PBF Energy conducts business through two reportable segments, namely, Refining and Logistics.

Pioneer Natural Resources Company is a large, Texas-based independent exploration and production company that is focused on helping to meet the world's energy needs. Pioneer Natural Resources deliver industry-leading production and reserve growth through onshore, unconventional, oil and gas resource development in the United States, while providing opportunities for growth and enrichment for business partners, employees and the communities in which operate. The company provides administrative, financial and management support to United States and foreign subsidiaries that explore for, develop and produce oil, natural gas liquid and natural gas reserves.

Plains GP Holdings, L.P. operates as a holding company. The Company, through its subsidiaries, is involved in the transportation, storage, terminalling, and marketing of crude oil and refined products. It also focuses on the processing, transportation, fractionation, storage, and marketing of natural gas liquids, including ethane and natural gasoline products, as well as propane and butane products. Plains GP Holdings, L.P. is based in Houston, Texas.

ConocoPhillips is primarily involved in the exploration and production of oil and natural gas. Considering proved reserves and production, the company is the largest explorer and producer in the world. The company, founded in 1875, has strong presence across conventional and unconventional plays in 16 countries. ConocoPhillips' low risk and cost-effective operations spread across North America, Asia, Australia and Europe. The upstream energy player also has foothold in Canada's oil sand resources and has exposure to developments related to liquefied natural gas (LNG).

Cactus, Inc. designs, manufactures, sells and rents highly-engineered wellheads and pressure control equipment. Its products sold and rented principally for onshore unconventional oil and gas wells and are utilized during the drilling, completion and production phases of its customers' wells. In addition, it provides field services for all its products and rental items to assist with the installation, maintenance and handling of the wellhead and pressure control equipment. The company operates primarily in the Permian, SCOOP/STACK, Marcellus, Utica, Eagle Ford and Bakken. Cactus, Inc. is based in HOUSTON.

NOV Inc. delivers technology-driven solutions to energy industry. NOV Inc., formerly known as National Oilwell Varco Inc., is based in Houston, Texas.

The Invesco Dynamic Energy Exploration and Production ETF is based on the Dynamic Energy Exploration and Production Intellidex Index. The Fund will normally invest at least 90% of its total assets in common stocks that comprise the Index. The Intellidex Index thoroughly evaluates companies based on a variety of investment merit criteria, including: price momentum, earnings momentum, quality, management action, and value. The Underlying Intellidex Index is composed of stocks of 30 U.S. companies involved in the exploration and production of natural resources used to produce energy. These companies are engaged principally in exploration, extraction and production of crude oil and natural gas from land-based or offshore wells. These companies include petroleum refineries that process the crude oil into finished products, such as gasoline and automotive lubricants, and companies involved in gathering and processing natural gas, and manufacturing natural gas liquid. The Fund is rebalanced and reconstituted quarterly in February, May, August and November.

Oasis Petroleum Inc. is an exploration and production company. It is focused on the acquisition and development of onshore, unconventional crude oil and natural gas resources principally in the United States. Oasis Petroleum Inc. is based in HOUSTON.

BP has come a long way since the Gulf of Mexico oil spill incident in 2010, which followed the explosion on the British energy giant's Deepwater Horizon rig. To combat its huge litigation expenses that stemmed from the disaster, the company embarked on a massive asset divestment program and relied significantly on debt capital. BP successfully settled all litigation with the relatively insignificant cash outlays remaining. BP has been banking on its strong portfolio of upstream projects. BP is also on track to capitalize on the global economy's transition to lower carbon fuels. The company has been investing in renewable energy business with a plan to ramp up capital spending for non-oil and gas business. In fact, BP has plans of becoming carbon-neutral by 2050. Its reportable segments now are: Oil Production & Operations, Gas & Low Carbon Energy, Customers & Products and Rosneft.It entered a non-binding MOU with'Eni to combine their upstream portfolios into a joint venture in Angola.

CONSOL Energy Inc. is a Canonsburg-based producer and exporter of high-Btu bituminous thermal and crossover metallurgical coal. It owns and operates some of the most productive longwall mining operations in the Northern Appalachian Basin. The company also owns and operates the CONSOL Marine Terminal, which is located in the port of Baltimore.

Eni SpA, is the leading integrated energy players in the world. The upstream operations include the exploitation and production of oil and natural gas resources. Through midstream activities Eni transport and store hydrocarbons. Eni is also engaged in refining hydrocarbons and distributing the end products. Apart from providing natural gas, the Eni also generates and sells electricity. Eni operates primarily through 3 business segments - Exploration & Production, Gas & Power and Refining & Marketing and Chemicals. Through Exploration & Production segment Eni exploits and extracts oil and natural gas. Eni's upstream operations also include businesses related to LNG. Through 2021, Eni managed to drill several development wells. Eni's Global Gas & LNG Portfolio segment engages in distributing and marketing natural gas and liquefied natural gas in the wholesale market. Eni's Refining & Marketing and Chemicals segment is involved in refining and marketing of petroleum products at retail and wholesale markets.

Schlumberger Limited is the world's leading provider of technology for reservoir characterization, drilling, production, and processing to the oil and gas industry. Schlumberger supplies the industry's most comprehensive range of products and services, from exploration through production and integrated pore-to-pipeline solutions for hydrocarbon recovery that optimize reservoir performance. Schlumberger manages its business through 35 GeoMarket regions, which are grouped into four geographic areas: North America, Latin America, Europe & Africa, Russia, Middle East and Asia. The GeoMarket structure offers customers a single point of contact at the local level for field operations and brings together geographically focused teams to meet local needs and deliver customized solutions. Schlumberger operates in many varied and often challenging geographical environments. Schlumberger maintained to the highest standards of the health and safety of their employees, customers and contractors.

Hess Corporation is a global integrated energy company. The company engages in exploration, production, development, transportation, purchase and sale of crude oil, natural gas liquids, and natural gas. It has gathering, compressing and processing operations of natural gas as well as fractionating natural gas liquids (NGLs). Additionally, Hess provides gathering, terminaling, loading and transporting operations for both crude oil and NGLs. The company also provides water handling services mainly in the Bakken and Three Forks Shale plays in North Dakota's Williston Basin area. Currently, the company has two operating segments, Exploration and Production (E&P) and Midstream.

Coterra Energy Inc. is a premier, diversified energy company. Coterra Energy Inc., formerly known as Cabot Oil & Gas Corporation, is based in HOUSTON, Texas.

Helmerich & Payne, Inc. is a contract drilling company headquartered in Tulsa, Oklahoma, and engaged primarily in the drilling of oil and gas wells for exploration and production companies. The Company stands as one of the primary land and offshore platform drilling contractors in the world and is an industry leader in innovation, a fact most notably demonstrated by its FlexRig technology. H&P is a global enterprise with land operations across the United States, offshore operations in the Gulf of Mexico, and international operations in South America, the Middle East and Africa.

GeoPark Ltd is an explorer, operator and consolidator of oil and gas. The company operates primarily in Chile, Colombia, Brazil and Argentina. GeoPark Ltd is based in Hamilton, Bermuda.

The iShares U.S. Oil and Gas Exploration and Production ETF seeks to track the investment results of an index composed of U.S. equities in the oil and gas exploration and production sector. The Fund seeks investment results that correspond generally to the price and yield performance, before fees and expenses, of the Dow Jones U.S. Select Oil Exploration and Production Index.

Phillips 66's operations incorporate refining, midstream, marketing and specialties, and chemicals. The company's operations include processing, transportation, storing and marketing fuels and products all over the world. The company operates through the four business segments, namely, Midstream, Chemicals, Refining, and Marketing and Specialties. Midstream gathers, processes, transports and markets natural gas; and transports, fractionates and markets NGL in the United States. In addition, this segment transports crude oil and other feedstocks to its refineries and other locations, and delivers refined and specialty products to the market. Chemicals manufacture and markets petrochemicals and plastics on a worldwide basis. Refining buys, sells and refines crude oil and other feedstocks at its refineries. Marketing and Specialties purchases for resale and markets refined products. In addition, this segment includes the manufacturing and marketing of specialty products.

Viper Energy Partners LP is a variable distribution MLP and is a subsidiary of Diamondback Energy - an independent oil & gas exploration and production company. The partnership has mineral interest in prolific oil-rich shale plays like the Eagle Ford and Permian Basin.

Northern Oil and Gas, Inc. is an independent upstream operator engaged in the acquisition, exploration, development and production of oil and natural gas properties. The firm is primarily focused on three leading basins of the United States - the Williston, Permian and the Appalachian. Northern employs a unique strategy wherein it owns non-operating, minority interests in oil and gas wells, which are majority-owned and operated by some leading producers. As part of this low-cost model, the company does not drill any well but essentially provides financing for its acreage. The Williston Basin in North Dakota and Montana is the company's core operating region.

Halliburton Company is one of the largest oilfield service providers in the world, offering a variety of equipment, maintenance, and engineering and construction services to the energy, industrial and government sectors. Halliburton operates under two main segments: Completion and Production, and Drilling and Evaluation. The Completion and Production segment supplies cementing, stimulation, intervention and completion services. The unit comprises production enhancement services, completion tools and services, and cementing services. Halliburton's Drilling and Evaluation segment provides field and reservoir modeling, drilling, evaluation, and well construction solutions that allow clients to model, measure and optimize their well placement, stability and reservoir evaluation activities. The division consists of fluid services, drilling services, drill bits, wireline and perforating services, testing and subsea services, software and asset solutions, as well as project management services.

China Petroleum & Chemical Corp. or Sinopec is one of the largest petroleum and petrochemical companies in Asia. The company is the second largest crude oil and natural gas producer, and the largest refiner and marketer of refined petroleum products in China. The company is also the largest producer and distributor of petrochemicals in the nation. China Petrochemical Corporation, a state-owned enterprise, owns a 75.84% stake in Sinopec. The company operates in four business segments ' Exploration and Production (E&P), Refining, Marketing and Distribution, and Chemicals.It is to be noted that Sinopec is the largest refiner of China.The company's marketing and distribution segment offers enhanced customer service, reinforces quality control, expands sales volume and provides customers with premium oil products. Sinopec's six major categories of chemical products are basic organic chemicals, monomers and polymers for synthetic fiber, synthetic resin, synthetic fiber, synthetic rubber and chemical fertilizer.

Enbridge Inc. is a energy infrastructure company. One of its businesses is the transportation of energy through the most extensive and advanced crude and liquids pipeline system that spreads across globally. Through the Mainline and Express pipelines, the company transports barrels of crude every day o the U.S. In North America, the company is in gathering, transportation, processing and storage of natural gas. Enbridge also generates energy from wind and solar power. Enbridge is the largest diversified midstream energy player and is responsible for transporting crude in North America. Investors should know that Enbridge generates stable fee-based revenues from its diversified network of midstream assets. Over the years, the company placed online new midstream energy projects worth billions, while divesting non-core assets. The company primarily operates through five segments: Liquids Pipelines, Gas Transmission and Midstream, Gas Distribution & Storage, Renewable Power Generation, and Energy Services.

Antero Midstream Corporation owns, operates and develops midstream gathering, compression, processing and fractionation assets located in West Virginia and Ohio, as well as integrated water assets which primarily service Antero Resources properties. Antero Midstream Corporation, formerly knonw as Antero Midstream GP LP, is based in Denver, United States.

Range Resources Corporation is a leading U.S. independent oil and natural gas producer with operations focused in stacked-pay projects in the Appalachia Basin and Northern Louisiana. Range Resources Corporation's strategy to achieve business objective is to increase reserves and production through internally generated drilling projects coupled with occasional complementary acquisitions and divestitures of non-core assets. The Company pursues an organic growth strategy targeting high return, low-cost projects within its large inventory of low risk development drilling opportunities. Through its wholly owned subsidiary, Independent Producer Finance, the company also provides financing to small oil and gas producers by purchasing term overriding royalty interests in their properties.

Continental Resources, Inc. is an explorer and producer of oil and natural gas. The company operates resources across the East, South and North areas in the United States. In the United States' North areas, it operates in the North Dakota Bakken and Montana Bakken. In the South region, the company operates in the SCOOP and STACK plays of Oklahoma. In the East region, Continental Resources has undeveloped leasehold acreage positions. Moreover, Continental Resources' strategic water assets add huge value to its operations in Bakken and Oklahoma. The company's operations in the South region of the United States, comprising the prolific SCOOP and STACK plays, are expanding. Thishe Southern resources contributed to the upstream energy player's total oil and natural gas production volumes, which is impressive.

Energy Transfer LP owns and operates diversified portfolios of energy assets primarily in the United States. The company is a publicly traded limited partnership with core operations which include complementary natural gas midstream, intrastate and interstate transportation and storage assets; crude oil, natural gas liquids and refined product transportation and terminalling assets; NGL fractionation and various acquisition and marketing assets. Energy Transfer LP, formerly known as Energy Transfer Equity L.P., is based in Dallas, United States.

Western Gas Equity Partners, LP is formed to own, operate, acquire and develop midstream energy assets. Western Gas Equity Partners, LP is based in The Woodlands, Texas.

Ranger Oil Corporation is an independent oil and gas company engaged in the development and production of oil, NGLs and natural gas, with operations principally in the Eagle Ford shale in South Texas. Ranger Oil Corporation, formerly known as Penn Virginia Corporation, is based in HOUSTON.

PDC Energy, Inc. is an independent upstream operator engaged in the exploration, development and production of natural gas, crude oil and natural gas liquids. The firm is focused on the Wattenberg Field in Colorado and the Delaware Basin in Texas. PDC Energy's Wattenberg operations are centered around the Niobrara and Codell formations, while the Delaware Basin development primarily targets the Wolfcamp zones. The company is currently the second-largest producer in the Denver-Julesburg Basin behind Occidental Petroleum. The Wattenberg Field is PDC Energy's core operating region. The company is focused on growth through a combination of acquisitions and active drilling.

PetroChina Co. Ltd. is the largest integrated oil company in China. PetroChina operates in 4 segments: Exploration & Production, Natural Gas & Pipelines, Refining & Chemicals and Marketing. In Exploration & Production, PetroChina is the leading producer of crude oil and natural gas in the world. In Natural Gas & Pipelines, It is the largest transporter and seller of natural gas in China. The company sells natural gas mainly to fertilizer & chemical companies, commercial users and municipal utilities owned by local governments. Through Refining & Chemicals, it operates its refining process in several provinces. The company is the second largest manufacturer of chemicals in China, producing and selling a wide range of basic and derivative petrochemical & other chemical products. The Marketing unit includes a vast distribution network through retail sites, regional sales and distribution & lubricants' branch companies. Besides, it markets an array of refined products i.e. gasoline, diesel, kerosene & lubricants.

Marathon Petroleum Corporation is a leading independent refiner, transporter and marketer of petroleum products. The company came into existence following the spin-off of Marathon Oil Corporation's refining/sales business into a separate, independent and publicly-traded entity.' Marathon Oil completed the acquisition of its rival Andeavor. Marathon Petroleum operates in two segments: Refining and Marketing and Pipeline Transportation. Refining and Marketing: The unit's operations refineries, located in the various regions of the United States. Marathon Petroleum through its marketing organization sells transportation fuels, asphalt and specialty products throughout the country to support commercial, industrial and retail operations. Midstream: This unit mainly reflects Marathon Petroleum's general partner and majority limited partner interests in MPLX LP and Andeavor Logistics LP that own and operate gathering and processing assets along with crude transportation and logistics infrastructure.

Kinder Morgan, Inc. is a midstream energy infrastructure provider in North America. The company operates pipelines to transport natural gas, crude oil, condensate, refined petroleum products, CO2 and other products. Kinder Morgan also owns terminals that are utilized for storing liquid commodities comprising ethanol & chemicals and petroleum products. The terminals also store and transload petroleum coke, metals and ores. Kinder Morgan primarily conducts business through four operating segments: Natural Gas Pipelines, Products Pipelines, Terminals and CO2. Natural Gas Pipelines: Through this business unit, the company operates key interstate and intrastate natural gas pipelines. Products Pipelines: The company transports refined petroleum products, NGL, crude and condensate to key markets. Terminals: Kinder Morgan terminals are being utilized for storing and transloading ethanol & chemicals, crude, refined petroleum products along with bulk products.

Valero Energy Corporation, through its subsidiaries, is an international manufacturer and marketer of transportation fuels and other petrochemical products. Valero, a Fortune 50 company based in San Antonio, Texas, is an independent petroleum refiner and ethanol producer, and its assets include 15 petroleum refineries with a combined throughput capacity of approximately 3.1 million barrels per day and 11 ethanol plants with a combined production capacity of 1.4 billion gallons per year. The petroleum refineries are located in the United States (U.S.), Canada and the United Kingdom (U.K.), and the ethanol plants are located in the Mid-Continent region of the U.S. In addition, Valero owns the 2 percent general partner interest and a majority limited partner interest in Valero Energy Partners LP, a midstream master limited partnership. Valero sells its products in both the wholesale rack and bulk markets, and approximately 7,400 outlets carry Valero's brand names in the U.S., Canada, the U.K. and Ireland.

Enterprise Products Partners is the leading midstream energy players in North America. With its wide base of midstream infrastructure assets, the partnership provides services to producers and consumers of commodities that are natural gas, natural gas liquids, oil and refined petrochemical products. Enterprise network of pipelines carry natural gas, NGL, crude oil and refined products. Enterprise operates in 4 segments: NGL Pipelines & Services, Crude Oil Pipelines & Services, Natural Gas Pipelines & Services and Petrochemical & Refined Products Services. NGL Pipelines & Services incorporates natural gas processing plants and NGL pipelines. It also owns NGL fractionators and LPG and ethane export terminals. Crude Oil Pipelines & Services are crude oil pipelines, several crude oil storage and marine terminals. Natural Gas Pipelines & Services includes natural gas pipeline systems as well as related marketing activities. Petrochemical & Refined Products Services incorporates propylene production facilities.

Chesapeake Energy Corporation operations are focused on discovering and developing diverse resource base of unconventional oil and natural gas assets onshore principally in the United States. Chesapeake Energy Corporation is headquartered in Oklahoma City.

Linde plc. is an industrial gas and engineering company. Linde plc., formerly known as Praxair Inc., is based in Guildford, UK.

DCP Midstream, LP is a leading energy infrastructure firm. DCP Midstream is a master limited partnership (MLP). It's a 50/50 joint venture between the Canadian midstream company Enbridge and U.S. refining and marketing company, Phillips 66. DCP Midstream's unparallel access to fractionators provides intricate connectivity to clients. It has footprint in major shale plays of the U.S., including the Permian Basin, Eagle Ford, DJ Basin and SCOOP. The partnership reports in two business segments: Logistics and Marketing (L&M), and Gathering and Processing (G&P). Through L&M segment, the partnership transports, trades, stores, and markets natural gas and NGLs. It provides natural gas and NGLs takeaway options to premier markets with high demand. Also, this unit offers storage and fractionation services to customers. G&P segment incorporates gathering, compression, treatment, processing and other operations. Also, production and fractionation of NGLs, as well as recovering condensate are parts of their operations.

Murphy Oil Corporation is an independent exploration and production company with a strong, oil-weighted portfolio of global offshore and onshore assets with upside to our exploration program. Murphy Oil Corporation global offshore operations are balanced by a predictable North America onshore business. Exploration activities are focused in four main regions: Deepwater Gulf of Mexico, the Atlantic Margin, Southeast Asia and Australia.

The United States Brent Oil Fund LP is an exchange-traded security designed to track the daily price movements of Brent crude oil. The investment objective of BNO is for the daily changes in percentage terms of its shares' NAV to reflect the daily changes in percentage terms of the spot price of Brent crude oil, as measured by the daily changes in price of BNO's Benchmark Oil Futures Contract, less BNO's expenses.

Diamondback Energy, Inc. is an independent oil and gas exploration & production company, with its primary focus on the Permian Basin. The upstream operator focuses on growth through a combination of acquisitions and active drilling in America's hottest and lowest-cost shale region. The Permian `Super' BasinA sedimentary basin lying underneath the western part of Texas and the south-eastern part of New Mexico.

Sunoco LP is a master limited partnership that distributes motor fuel to approximately 10,000 convenience stores, independent dealers, commercial customers and distributors located in more than 30 states. SUN's general partner is owned by Energy Transfer Operating, L.P., a wholly owned subsidiary of Energy Transfer LP.

The iPath Series B SP GSCI Crude Oil Total Return Index ETNs are designed to provide exposure to the SP GSCI Crude Oil Total Return Index.

The United States Oil Fund LP is an exchange-traded security designed to track the daily price movements of West Texas Intermediate (WTI) light, sweet crude oil. USO issues shares that may be purchased and sold on the NYSE Arca. The investment objective of USO is for the daily changes in percentage terms of its shares' NAV to reflect the daily changes in percentage terms of the spot price of light, sweet crude oil delivered to Cushing, Oklahoma, as measured by the daily changes in price of USO's Benchmark Oil Futures Contract, less USO's expenses. USO's Benchmark is the near month crude oil futures contract traded on the NYMEX. If the near month futures contract is within two weeks of expiration, the Benchmark will be the next month contract to expire. The crude oil contract is WTI light, sweet crude oil delivered to Cushing, Oklahoma.

Chevron is one of the largest publicly traded oil and gas companies in the world with operations that span almost every corner of the globe. The only energy component of the Dow Jones Industrial Average, Chevron is fully integrated, meaning it participates in every aspect related to energy from oil production, to refining and marketing. Chevron remains well positioned to navigate the volatility in oil and gas prices.Being an integrated firm engaged in all aspects of the oil and gas business. Chevron divides its operations into two main segments: Upstream and Downstream. Chevron's other activities include transportation and chemicals. Chevron's current oil and gas development project pipeline is among the best in the industry.

The Williams Companies, Inc. is a premier provider of large-scale infrastructure connecting U.S. natural gas and natural gas products to growing demand for cleaner fuel and feedstocks. The Williams Companies, Inc. is an industry-leading, large-cap master limited partnership with operations across the natural gas value chain from gathering, processing and interstate transportation of natural gas and natural gas liquids to petchem production of ethylene, propylene and other olefins. With major positions in top U.S. supply basins, miles of pipelines system wide - including the nation's largest volume and fastest growing pipeline - providing natural gas for clean-power generation, heating and industrial use. Williams Partners' operations touch approximately 30 percent of U.S. natural gas.

EOG Resources Inc. is primarily involved in exploring and producing oil and natural gas. The leading upstream energy player's operations are spread across the United States, China and Trinidad. In the United States, the company operates in prolific resources with huge reserves of oil and natural gas. The significant reserve bases are likely to boost the company's oil and natural gas production in the coming years. EOG Resources added that it employs technologies like horizontal drilling and advanced completion techniques to maximize production from the wells. EOG Resources' operations in Trinidad include upstream activities in fields located at South East Coast Consortium. From these resources, the company produces natural gas under supply contracts.

Targa Resources Corp. is a energy infrastructure company and provider of integrated midstream services in North America. The company primarily derives its revenues from gathering, compressing, treating, processing and selling natural gas. Targa Resources also provides services associated with natural gas liquids, including those to liquefied petroleum gas exporters and crude oil. The company has formidable position in the world's largest NGL hub - Mont Belvieu, TX. Further, the company owns state-of-the-art LPG export facilities on the Gulf Coast at its Galena Park Marine Terminal, which is interconnected to Mont Belvieu. The company also has a significant presence in the Permian basin - the region at the forefront of American energy growth. Targa Resources Grand Prix NGL pipeline out of the Permian helps it to bring gathering and processing volumes to Mont Belvieu fractionation and export facilities. Targa Resources has two main business segments in Gathering and Processing and Logistics and Transportation.

Cheniere Energy Partners, L.P. is the owner and operator of regasification units at the Sabine Pass LNG terminal. It provides clean, secure, and affordable LNG to several entities, comprising utilities as well as integrated energy firms, all around the world. The Sabine Pass LNG terminal is North America's first large-scale liquefied gas export facility. The publicly-traded Delaware limited partnership was formed in 2006 by Cheniere Energy, Inc. Global demand for LNG is likely to grow in the long term due to a shift to the cleaner-burning fuel for power generation on a worldwide basis and in the Asia-Pacific region in particular. While increasing demand for gas in the European power sector will be a key factor in the near-term LNG supply rise, the consumption boost is primarily set to come from Asian importers like China, India, South Korea and Pakistan. The partnership already operates five natural gas liquefaction Trains through its subsidiary, Sabine Pass Liquefication.

Suburban Propane Partners, L.P., a publicly traded Delaware limited partnership is engaged, through subsidiaries, in the retail and wholesale marketing of propane and related appliances and services. ThePartnership believes it is the third largest retail marketer of propane in the United States, Suburban Propane Partners serves active residential, commercial, industrial and agricultural customers from customer service centers in over 40 states. The Partnership's operations are concentrated in the east and west coast regions of the United States.

MPLX LP is a master limited partnership engaged in providing a wide range of midstream energy services, including fuel distribution solutions. The large-cap partnership owns, operate and develop midstream energy infrastructures and logistics assets, mostly for its parent company Marathon Petroleum Corporation. Apart from oil and natural gas gathering systems, the partnership's midstream assets comprise transportation pipelines for crude, natural gas and refined petroleum products. MPLX also has processing and fractionation facilities for natural gas and natural gas liquids. MPLX divides its operations into two segments - Logistics and Storage and Gathering and Processing. L&S:'The partnership's logistics and storage properties, which were primarily dropped down from Marathon Petroleum. G&P:'MPLX's gathering and processing properties are located in regions of the United States.

Centennial Resource Development, Inc. is an independent oil and gas exploration and production company. It primarily develops unconventional hydrocarbon reserves in the Delaware Basin, a part of the prolific Permian Basin. The pure-play Permian Basin producer has presence in the Reeves County in West Texas and Lea County in New Mexico.

Cheniere Energy Inc. is primarily engaged in businesses related to liquefied natural gas (or LNG) through its two business segments: LNG terminal; and LNG and natural gas marketing. The company, through its controlling interest in Cheniere Energy Partners L.P., owns and operates the Sabine Pass LNG terminal in Louisiana - North America's first large-scale liquefied gas export facility. Furthermore, Cheniere Energy owns and operates the 94-mile Creole Trail Pipeline - an interconnect between the Sabine Pass receiving terminal and the downstream markets - through its subsidiary.

ProPetro Holding Corp. is an oilfield services provider operating primarily in the Permian Basin spread over west Texas and New Mexico. The company offers a wide spectrum of specialized, complementary services and equipment for exploration and production of oil and natural gas. Approximately 99% of ProPetro's total revenues come from the Permian Basin.

RPC, Inc. is an oilfield service provider. It supplies equipment and services to the oil and natural gas explorers and producers in the U.S. The company also provides oilfield services in the global markets. The company operates through two segments: Technical Services and Support Services. Technical Services: By employing people and equipment, the company helps its clients with services related to maintenance, production and completion of oil and gas wells. The businesses under this segment is intensive to both capital and personnel, comprising acidizing, coiled tubing, downhole tools, fracturing, fishing, nitrogen, pressure pumping, pump down, snubbing, well control and wireline services to several oil and gas producing companies. Support Services segment offers services and equipment off the site of oil and gas wells. The services comprise of computer and classroom training along with consulting. It also provides the clients with oilfield pipe inspection, pipe management and storage services.