Shares of Mondelez International popped more than 5% this morning on news that activist investor Dan Ackman’s Pershing Square Capital had grabbed a $5.5 billion chunk of the globe-trotting snackmaker behind big brands like Oreos, Trident Gum and Cadbury chocolates. But you’re nuttier than a candy bar if you think Mondelez CEO Irene Rosenfeld, who helped engineer the company’s 2011 spinoff from Kraft, is welcoming any of today’s news, despite the perfunctory PR happy talk (“We welcome Pershing Square as investors in our company,” a Mondelez spokeswoman told The Wall Street Journal, who... More