PepsiCo (PEP) made headlines on Tuesday when activist investor Elliott Investment Management disclosed a $4 billion stake, pushing shares up. The action indicates that the legendary beverage, snack icon, and long-term dividend darling can get back on track after lagging its peers in 2025 and the overall market. Elliott's argument is simple: Pepsi is one of the "rare" bets on revitalization that could have 50% upside if the company executes on a more ambitious plan. This campaign arrives just as Pepsi figh ...