An old stock market adage is broken

"Sell in May and go away" is an old saying that should probably be ignored.
While it's true that stocks have historically done better from October through April compared to May through September, there's usually a lot more going on than the calendar. 
Andrew Adams, a research associate at Raymond James wrote in a note on Wednesday:
I have received no shortage of questions from people asking what they should do because of this statistical quirk, and my answer has largely been to ignore