Market Over 400 stocks in S&P BSE500 index eroded investor wealth in July; 11 stocks tanked over 25% Updated : July 29, 2019 12:50 PM IST The BSE500 index has fallen 5.6 percent in July as compared to a 4.5 percent fall in Sensex. Over 400 stocks in the BSE500 index delivered negative returns in July amid continued selling by foreign investors, poor first-quarter results and consumer demand slowdown. Eleven of these stocks plunged over 25 percent in the month of July. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.