Accuray is a radiation oncology company that develops, manufactures, sells and supports treatment solutions for radiation therapy care. The company's technologies are: CyberKnife Systems, which automatically track, detect and correct for tumor and patient movement in real-time during the procedure, enabling delivery of high dose radiation with sub-millimeter accuracy while patients breathe normally, without manual user intervention; and TomoTherapy Systems, including the Radixact System, which represents a radiation therapy platform specifically designed for image-guided intensity-modulated radiation therapy. The company also provides its Onrad Treatment Delivery System in China.

Advance Auto Parts is an automotive aftermarket parts provider in North America, serving both professional installers (Professional), and do-it-yourself (DIY), customers as well as independently owned operators. The company's stores and branches provide a range selection of brand name, original equipment manufacturer and private label automotive replacement parts, accessories, batteries and maintenance items for domestic and imported cars, vans, sport utility vehicles and light and heavy duty trucks. Through its integrated operating approach, the company serves its Professional and DIY customers through a variety of channels ranging from brick and mortar store locations to self-service e-commerce sites.

Alder Biopharmaceuticals is a clinical-stage biopharmaceutical company that discovers, develops and seeks to commercialize therapeutic antibodies with the potential to transform the treatment paradigm in migraine. The company is focusing on eptinezumab (ALD403). Eptinezumab is a humanized immunoglobulin G1 monoclonal antibody for calcitonin gene-related peptide ligand, a small protein and a target to drive migraine initiation, maintenance and chronification. The company's product candidate pipeline also includes ALD1910, a neutralizing monoclonal antibody with reactivity to that targets pituitary adenylate cyclase-activating polypeptide-38.

Alleghany is an insurance holding company. The company classifies its businesses into three reportable segments: reinsurance segment, which consists of property and casualty reinsurance operations conducted by its Transatlantic Holdings, Inc.'s reinsurance subsidiary; insurance segment, which consists of property and casualty insurance operations conducted by Alleghany Insurance Holdings LLC through RSUI Group, Inc.; and Alleghany Capital segment, which owns and manages a portfolio of middle market businesses primarily through the company's wholly-owned subsidiary, Alleghany Capital Corporation and its subsidiaries.

Apache is an independent energy company that explores for, develops, and produces natural gas, crude oil, and natural gas liquids. The company had exploration and production operations in United States, Egypt, and offshore United Kingdom in the North Sea. The company also has exploration interests in Suriname. The company markets its United States crude oil production to main oil companies, marketing, and transportation companies, and refiners based on a West Texas Intermediate price or other regional pricing indices. The company has two international regions: The Egypt includes onshore conventional assets in Egypt's Western Desert. The North Sea region includes offshore assets based in United Kingdom.

Chicago Bridge & Iron Company has four operating groups: Engineering & Construction, which provides engineering, procurement and construction (EPC) services for energy infrastructure facilities; Fabrication Services, which provides fabrication and erection of steel plate structures, fabrication of piping systems and process modules, manufacturing and distribution of pipe and fittings, and engineered products; Technology, which provides licensed process technologies and catalysts; and Capital Services, which provides maintenance services, environmental engineering and remediation, infrastructure EPC services, program management, and disaster response and recovery.

Conagra Brands is a packaged goods food company. The company's segments are: Grocery and Snacks, which includes branded, shelf stable food products sold in various retail channels; Refrigerated and Frozen, which includes branded, temperature controlled food products sold in various retail channels; International, which includes branded food products sold in retail and foodservice channels outside of the U.S.; Foodservice, which includes customized food products for sale to restaurants and other foodservice establishments; Pinnacle Foods, which includes and private-label food products; and Commercial Foods, which included commercially branded and private label food and ingredients, among others.

Dine Brands Global owns, franchises and operates the Applebee's Neighborhood Grill + Bar? (Applebee's) concept in the bar and grill segment within the casual dining category of the restaurant industry and owns and franchises the International House of Pancakes? (IHOP) concept in the family dining category of the restaurant industry. Applebee's menu features a selection of grill and bar fare, such as appetizers, bar snacks, burgers, pasta entrees and lighter fare, as well as cocktails, beers and desserts. IHOP restaurants feature table service, and food and beverage offerings in a family atmosphere. The restaurants are known for pancakes.

Dril-Quip designs, manufactures, sells and services drilling and production equipment for use in deepwater, harsh environment and severe service applications. The company's products consist of subsea and surface wellheads, subsea and surface production trees, subsea control systems and manifolds, mudline hanger systems, connectors and associated pipe, drilling and production riser systems, liner hangers, wellhead connectors, diverters and safety valves. The company provides technical advisory assistance during installation of its products, as well as rework and reconditioning services. The company's customers may rent or purchase running tools from the company for use in the installation and retrieval of its products.

Dun & Bradstreet is a provider of commercial data, analytics and insight on businesses. Customers use the company's Risk Management Solutions

First BanCorp is a financial holding company that provides financial services for retail, commercial and institutional clients. The company's segments are: Commercial and Corporate Banking, which provides commercial loans; Mortgage Banking, which provides residential mortgage loans; Consumer (Retail) Banking, which provides consumer lending, deposit-taking and insurance agency activities; Treasury and Investments, which provides treasury and investment management; United States Operations, which consists of banking activities in the United States mainland; Virgin Islands Operations, which consists of banking activities in the United States Virgin Islands and the British Virgin Islands.

Foot Locker is a retailer of athletically inspired shoes and apparel. The company's reportable segments are: North America and International. The company's North America operating segment includes the following banners operating in the U.S. and Canada: Foot Locker, Kids Foot Locker, Lady Foot Locker, Champs Sports, Footaction, and SIX:02, including each of their related e-commerce businesses, as well as its Eastbay business that includes internet, catalog, and team sales. The company's International operating segment includes the following banners operating in Europe, Asia, Australia, and New Zealand: Foot Locker, Runners Point, Sidestep, and Kids Foot Locker, including each of their related e-commerce businesses.

Genesco is a retailer and wholesaler of branded footwear, apparel and accessories. The company's segments include: Journeys Group, which includes Journeys, Journeys Kidz and Little Burgundy retail stores, e-commerce and catalog operations and sells footwear and accessories for young men, women and children; Schuh Group, which includes e-commerce operations and sells a range of branded casual and athletic footwear along with a private label offering; Johnston & Murphy Group, which includes retail stores, e-commerce and catalog operations and wholesale distribution; and Licensed Brands, which includes include the sale of footwear marketed under the Dockers? brand.

Hess is a global exploration and production company engaged in exploration, development, production, transportation, purchase and sale of crude oil, natural gas liquid (NGL), and natural gas with production operations located primarily in the United States, Guyana, the Malaysia/Thailand Joint Development Area, Malaysia and Denmark. The company's Midstream operating segment provides fee-based services, including gathering, compressing and processing natural gas and fractionating NGL; gathering, terminaling, loading and transporting crude oil and NGL; storing and terminaling propane, and water handling services primarily in the Bakken shale play in the Williston Basin area of North Dakota.

Hibbett Sports is an athletic-inspired fashion retailer primarily located in small and mid-sized communities across the country primarily in the South, Southwest, Mid-Atlantic and the Midwest regions. The company's merchandise assortment features a primary selection of brand name merchandise focusing on athletic footwear, athletic and fashion apparel, team sports equipment and related accessories. The company's Hibbett Sports stores includes free-standing stores, and stores in enclosed malls. The company's City Gear stores are located primarily in strip centers. The company's Sports Additions stores provides athletic footwear with the remainder consisting of headwear and apparel.

Kroger operates as a retailer. The company also manufacture and process some of the food for sale in its supermarkets. Supermarkets are operated under one of the following formats: combination food and drug stores (combo stores); multi-department stores; marketplace stores; or price impact warehouses. The combo stores provide food and organic sections, pharmacies, general merchandise, pet centers and perishables such as seafood and organic produce. Marketplace provide grocery, pharmacy and health and beauty care departments as well as perishable offering and general merchandise area that includes apparel, home goods and toys.

Matson is a holding company engaged in the provision of ocean transportation and logistics services. The company's Ocean transportation segment business is conducted through Matson Navigation Company, Inc., which provides a lifeline of ocean freight transportation services to the domestic non-contiguous economies of Hawaii, Alaska and Guam, and to other island economies in Micronesia and operates an expedited service from China to Long Beach, CA, and provides services to Okinawa, Japan and various islands in the South Pacific. The company's Logistics business is conducted through Matson Logistics, Inc., an asset-light business that provides a variety of logistics services to its customers.

Navigant Consulting is a global professional services firm. The company's segments include: Healthcare, which provides consulting services and business process management services; Energy, which provides solutions that help clients transform their businesses in changing energy environment, manage complexity, accelerate operational performance, meet compliance requirements and transform their organizations and systems; and Financial Services Advisory and Compliance, which provides strategic, operational, risk management, investigative and compliance advisory services to clients primarily in the financial services industry, including financial and insurance institutions.

New York Community Bancorp is a multi-bank holding company. Through its subsidiary, New York Community Bank, the company operates through eight local divisions: Queens County Savings Bank, Roslyn Savings Bank, Richmond County Savings Bank, Roosevelt Savings Bank, and Atlantic Bank in New York; Garden State Community Bank in New Jersey; Ohio Savings Bank in Ohio: and AmTrust Bank in Florida and Arizona. The company is also a producer of multi-family loans in New York City, with a focus on non-luxury residential apartment buildings with rent-regulated units that feature below-market rents.

Newfield Exploration is an independent energy company engaged in the exploration, development and production of crude oil, natural gas and natural gas liquids. The company's principal areas of operation are the Anadarko and Arkoma basins of Oklahoma, the Williston Basin of North Dakota and the Uinta Basin of Utah. In addition, the company has oil producing assets offshore China. As of Dec 31 2017, the company had proved reserves of 680.0 million barrels of oil equivalent, which consisted of 250.0 million barrels of oil and condensate, 1,704.00 billion cubic feet of natural gas, and 146 million barrels of natural gas liquids.

Noble Energy is an independent energy company, engaged in crude oil and natural gas exploration and production. The company's operating areas include: U.S. onshore, primarily the DJ Basin, Delaware Basin and Eagle Ford Shale; U.S. offshore Gulf of Mexico; Eastern Mediterranean; and West Africa. The company's Midstream segment develops, owns, operates and acquires domestic midstream infrastructure assets, or invests in other midstream entities, with existing focus areas being the DJ and Delaware Basins. The company's activities include geophysical and geological evaluation; analysis of commercial, regulatory and political risks; and exploratory and development drilling leading to production, where appropriate.

PDC Energy is an independent exploration and production company that acquires, explores and develops properties for the production of crude oil, natural gas, and natural gas liquids with operations in the Wattenberg Field in Colorado and the Delaware Basin in Texas. The company's operations in the Wattenberg Field are focused in the horizontal Niobrara and Codell plays and its Delaware Basin operations are primarily focused in the Wolfcamp zones. The company is engaged in two operating segments: its oil and gas exploration and production segment and its gas marketing segment.

Popular is a financial holding company. Through its subsidiaries, the company is a financial institution based in Puerto Rico. The company operates in two principal markets: Puerto Rico, which provides retail, mortgage, and commercial banking services through its principal banking subsidiary, Banco Popular de Puerto Rico, as well as auto and equipment leasing and financing, investment banking, broker-dealer and insurance services through various subsidiaries; and Mainland United States, which provides retail, mortgage and commercial banking services through its New York-chartered banking subsidiary, Popular Bank, which has branches in New York, New Jersey and Florida.

RLI is an insurance holding company. Through its subsidiaries collectively known as RLI Insurance Group, the company is engaged in underwriting selected property and casualty insurance. The company has three segments: casualty, which includes commercial excess and personal umbrella, general liability, commercial transportation, professional services, small commercial, executive products, and other casualty; property, which includes commercial property, specialty personal and other property coverages; and surety, which includes miscellaneous surety coverage, commercial surety bonds, and bonds for small to medium-sized contractors.

Tenet Healthcare is a healthcare services company. Through its subsidiaries, partnerships and joint ventures, including USPI Holding Company, Inc., the company operates hospitals, surgical hospitals and outpatient centers. In addition, the company's Conifer Holdings, Inc. (Conifer) subsidiary provides healthcare business process services in the areas of hospital and physician revenue cycle management and care solutions to healthcare systems, as well as individual hospitals, physician practices, self-insured organizations, health plans and other entities. The company has three reportable segments: Hospital Operations and other; Ambulatory Care; and Conifer.

Universal Health Services owns and operates, through its subsidiaries, acute care hospitals and outpatient facilities and behavioral health care facilities. The company owns and/or operates inpatient facilities and outpatient and other facilities located in several states including, Washington, D.C., the United Kingdom, and Puerto Rico. Services provided by the company's hospitals include general and specialty surgery, internal medicine, obstetrics, emergency room care, radiology, oncology, diagnostic care, coronary care, pediatric services, pharmacy services and/or behavioral health services. The company's reportable operating segments consist of acute care hospital services and behavioral health care services.