All I can say is that these activists are good for themselves. Get the share price up and then sell and leave a mess behind. I should of sold my CAB shares around Christmas when they were in the 60's.
http://www.cnbc.com/2017/04/12/whole-foods-stock-rises-on-report-amazon-once-weighed-takeover-bid.html?__source=yahoo%7Cfinance%7Cheadline%7Cheadline%7Cstory&par=yahoo&doc=104399935&yptr=yahoo