PKX vs ROCK

POSCO HOLDINGS INC.

POSCO, together with its subsidiaries, manufactures and sells steel rolled products and plates in South Korea and internationally. It operates through four segments: Steel, Construction, Trading, and Others. The company offers hot and cold rolled steel, stainless steel, plates, wire rods, and silicon steel sheets. It also plans, designs, and constructs industrial plants, civil engineering projects, and commercial and residential buildings; exports and imports steel products and raw materials; and generates electricity; produces gas and refuse derived fuel, as well as provides network and system integration, and logistics services. In addition, the company is involved in the engineering and construction; computer hardware and software distribution; economic research and consulting; business facility maintenance; architecture and consulting; investment in venture, energy, and bio tech industries; electronic commerce; intellectual property services and consulting; refractories and quicklime manufacturing and sales; transporting and warehousing; real estate development, rental, sale, and management; house and train manufacturing and management; and education and real estate business. Further, it engages in the resource development; mine development; business facility maintenance; fuel cell; iron ore and coal sales; and cargo handling business, as well as operates housing business agency. Additionally, the company manufactures and sells coated, and anode material. It also engages in loading and unloading; IT service and DVR; electric control engineering; forest resources development; refractory materials sales and furnace maintenance; rice processing; grain sales; packing materials manufacturing; and social enterprise businesses. POSCO was incorporated in 1968 and is headquartered in Pohang, South Korea.

Gibraltar Industries Inc.

Gibraltar Industries, Inc. manufactures and distributes building products for the renewable energy, conservation, residential, and infrastructure markets in North America and Asia. It operates through three segments: Renewable Energy and Conservation, Residential Products, and Infrastructure Products. The Renewable Energy and Conservation segment designs, engineers, manufactures, and installs solar racking and electrical balance of systems, greenhouses, and botanical extraction systems. The Residential Products segment offers roof and foundation ventilation products and accessories, such as solar powered units; mail and electronic package solutions, including single mailboxes, cluster style mail and parcel boxes for single and multi-family housing, and electronic package locker systems; roof edgings and flashings; soffits and trims; drywall corner beads; metal roofing products and accessories; rain dispersion products comprising gutters and accessories; and exterior retractable awnings. This segment also provides electronic parcel lockers, rooftop safety kits, chimney caps, heat trace coils and exterior products, remote-controlled deck awnings for sun protection, and solar-powered ventilation products. The Infrastructure Products segment offers expansion joints, structural bearings, rubber pre-formed seals and other sealants, elastomeric concrete, and bridge cable protection systems. It serves solar developers, growers of food and plants, home improvement retailers, wholesalers, distributors, and contractors. Gibraltar Industries, Inc. was founded in 1972 and is headquartered in Buffalo, New York.