RGEN vs LKQ Comparison

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.

Since forming in 1998 to consolidate the auto salvage business in the United States, LKQ has developed into a leading distributor of aftermarket and recycled auto parts with around 1,500 facilities across North America and Europe. The company primarily sells into the professional channel and offers an assortment of collision and mechanical parts to both body shops and mechanical repair shops. It also continues to operate more than 70 LKQ pick-your-part junkyards. Separate from the self-service business, LKQ usually purchases around 250,000 salvage vehicles annually that are used to extract vehicle parts for resale.