Wendy’s (WEN) has found itself on the wrong side of investor sentiment, with stagnant sales growth, a plummeting stock price, and a steady stream of downward-trending earnings revisions weighing heavily on the outlook. The challenges facing the company are not unique, fast food has become an intensely competitive space, but they are particularly acute for Wendy’s given its reliance on a narrower menu and more limited global footprint.The industry itself is facing headwinds. Consumers are shifting preference ...