Breadth Is Buzzword in 2016 Stock Market as Giants Loosen Grip
- More U.S. stocks participating this year in both directions
- Breadth improves to give equal-weighted best month since 2011
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For better or worse lately, when the U.S. stock market moves, more stocks move with it.
Breadth as tracked by the relative size of swings in the Standard & Poor’s 500 Equal Weight Index has risen to highs not seen since at least 2012, a welcome development to anyone who got sick of watching four or five stocks drag indexes around in 2015.