The price boost from being added to the S&P is temporary and small (~5%) https://www.investopedia.com/terms/s/spphenomenon.asp https://www.investopedia.com/term

The price boost from being added to the S&P is temporary and small (~5%) https://www.investopedia.com/terms/s/spphenomenon.asp https://www.investopedia.com/terms/s/spphenomenon.asp The person controlling the company potentially has a much greater and longer lasting influence on the stock price! Epic isn't going to be part of the S&P when it's private anyway, so obviously that's not a top concern for Sweeney.