In the last week, companies like Walt Disney (DIS), Allergan (AGN), Electronic Arts (EA) and KLA Tencor (KLAC) beat estimates, only to drift or fall. The tepid response comes amid fears about a renewed trade war with China, plus buyer fatigue after four months of solid gains.
The biggest decliner in the S&P 500 today, for instance, was Mylan (MYL). Disappointing results, manufacturing problems and weak demand hammered the drug maker 24 percent. That was its worst decline in at least a decade