NFG vs RGEN Comparison

National Fuel Gas Co is a diversified energy company engaged in the production, gathering, transportation, distribution, and marketing of natural gas. The operating segments of the company are the Exploration and Production segment, the Pipeline and Storage segment, the Gathering segment, and the Utility segment. The company generates a majority of its revenue from the Exploration and Production segment which is engaged in the exploration for, and the development and production of, natural gas in the Appalachian region of the United States. Geographically, the company operates in the United States.

Repligen, headquartered in Waltham, Massachusetts, is a global life sciences company that develops and sells bioprocessing equipment and supplies used in the manufacturing of biologic drugs, including monoclonal antibodies, recombinant proteins, vaccines, and cell and gene therapies. Its customers include biopharmaceutical companies, contract development and manufacturing organizations, or CDMOs, and other life science companies. It sells four main product categories: filtration (including fluid management) is the largest category and was 58% of 2024 revenue, while chromatography, proteins, and process analytics were 19%, 12%, and 9%, respectively. Customers in North America, Europe, and Asia Pacific contributed 44%, 37%, and 19% of revenue, respectively.