Indexology®: Inside the S&P 500: Adds, Drops and Tall Tales
July 08, 2015 at 06:00 AM EDT
Each year about 20 to 25 stocks leave the S&P 500 and are replaced with other stocks that meet the guidelines for index membership. These changes are usually announced five trading days before the index change. Given the size of the asset pool that tracks the S&P 500 — ETFs, index funds...