DGX vs PKX Comparison

Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the US. The company generates over 97% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,400 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk-assessment services, and information technology solutions.

POSCO Holdings Inc is a holding company operating through its subsidiaries. Its business is divided into segments, with the Steel segment generating the majority of revenue from the manufacture and sale of steel products. The Infrastructure segment includes trading, construction, and logistics and system integration activities. The Rechargeable Battery Materials segment focuses on EV battery materials such as lithium, nickel, and cathode and anode materials. The Others segment includes the controlling company and investment business. Geographically, the Group generates majority of its revenue from Asia (excluding China and Japan).