London, U.K.-based Pentair plc (PNR) is a water treatment company, providing various water solutions, operating through the Flow, Water Solutions, and Pool segments. With a market cap of $17.3 billion, Pentair delivers a range of smart and sustainable water solutions to homes, businesses, and industries, enabling its customers to access clean water, reduce water consumption, as well as recover and reuse it.Companies worth$10 billion or more are generally described as "large-cap stocks." Pentair fits right ...