MicroStrategy could join the S&P 500 as early as Friday [https://www.thestreet.com/.image/t_share/MjE3NDQ2OTAxMDczNTg1Mjkw/gettyimages-2200017937.jpg] MicroStrategy could join the S&P 500 as early as Friday Wall Street veteran Josh Mandell thinks MicroStrategy has already been included in the S&P 500. [https://www.thestreet.com/crypto/markets/microstrategy-could-join-the-s-p-500-as-early-as-this-friday]