U.S. equities are broadly higher at midday on Tuesday, May 26, with the S&P 500 at 7,516.11, the Nasdaq Composite up 1.00% to 26,606.90, and the Russell 2000 outperforming with a 1.22% gain to 2,904.10. Micron Technology surged 18.14% after UBS analyst Timothy Arcuri raised his p