Stocks wobble but no sign of panic as yields surge

By Purvi Agarwal, Sruthi Shankar and Medha SinghAdd the summer bond-market rout to the list of market upheavals that U.S. stocks have largely shrugged off.Despite a sharp rise in U.S. Treasury and overseas government bond yields over the past few weeks, the S&P 500 CBOE:SPX sits just less than 3% b…