Just 10 Stocks Account For Half The S&P’s 2017 Gain: “We’ve Reached A Limit”

There's been no shortage of discussion lately about the extent to which the equity rally in the US hinges on the performance of a handful of stocks. Indeed, it's become something of a standing joke. As we noted last week, the really funny part about it is that active mutual funds are outperforming benchmarks simply by overweighting the same stocks that are driving up those same benchmarks. On a certain level that's intuitive and you might say something like "well yeah, that makes sense," but