ROCK vs AMR Comparison

Gibraltar Industries Inc manufactures and provides products and services for the Renewable energy, Residential, Agtech, and Infrastructure markets. The Renewables Segment is engaged in designing, engineering, manufacturing, and installing solar racking and electrical balance systems. Agtech Segment provides growing and processing solutions including the designing, engineering, manufacturing, full-scope construction, maintenance, and support of greenhouses and indoor growing operations, and botanical extraction systems. It derives key revenue from the Residential segment which offers roof and foundation ventilation products, single point and centralized mail systems electronic package solutions, and Retractable awnings and gutter guards, among other products.

Alpha Metallurgical Resources Inc is a Tennessee-based coal mining company with operations across Virginia and West Virginia. The company's portfolio of mining operations consists of underground mines, surface mines, and coal preparation plants. It produces low-ash metallurgical coal, including High-Vol. A, Mid-Vol., High-Vol. B, and Low-Vol. coal, which is shipped to domestic and international coke and steel producers. The reportable segment of the company is Met. It extracts, processes and markets met and thermal coal from deep and surface mines for sale to steel and coke producers, industrial customers, and electric utilities.