S&P 500 logs strong May gain as tech stocks lead rally (SP500:)
· seekingalpha.com
S&P 500 rose 6.5% in May, led by big tech amid Iran risk and extreme concentration.
Wall Street pushed higher on Friday as traders kept a close watch on any updates related to the U.S.-Iran conflict.
The blue-chip Dow was up 0.72%, the benchma...