25 yearsAccording to Yahoo Finance AlphaSpace, Nike stock is now underperforming the S&P 500 (^GSPC) by the largest margin in 25 years (see the chart below). The stock is down 35% year to date compared to a 13% advance for the S&P 500. Since Nike CEO Elliott Hill officially took over as CEO on Oct. 14, 2024, the stock has shed about 49%. Zoom outThe only thing Nike is "just doing" is serving up stretches of weak quarters and outlooks. Click here for in-depth analysis of the latest stock market news and events moving stock pricesRead the latest financial and business news from Yahoo Finance