[Market Value Plummets: Nike to Be Removed from the S&P 100 Index for the First Time] On September 5, S&P Dow Jones Indices announced that Nike would be removed from the S&P 100 Index. This adjustment will officially take effect before the U.S. stock market opens on September 21, marking the first time in Nike's history that it will leave this flagship large-cap index. Looking back over the past five years, Nike's stock price has been on a continuous decline since reaching an all-time high in 2021. As of the announcement of this index adjustment, the stock price has cumulatively fallen approximately 79% from its historical peak over five years, with the company's total market value shrinking by more than $220 billion. (Sina Finance)