Westlake Chemical Corp Larger Than S&P 500 Component Interpublic Group of Companies

In the latest look at stocks ordered by largest market capitalization, Russell 3000 component Westlake Chemical Corp (NYSE: WLK) was identified as having a larger market cap than the smaller end of the S&P 500, for example Interpublic Group of Companies Inc. (NYSE: IPG), according to The Online Investor.