Chris Kempczinski’s Viral Burger Bite Shows the Limits of CEO Authenticity A viral Big Arch Burger clip puts McDonald’s CEO Chris Kempczinski at the center of a debate over whether corporate leaders should perform authenticity on social media. By Rachel Curry
Berkshire’s New CEO Greg Abel Signals a Break From Warren Buffett’s Patient Playbook Berkshire Hathaway may sell its Kraft Heinz stake as new CEO Greg Abel moves to clean up a rare Warren Buffett-era misstep. By Alexandra Tremayne-Pengelly
Warren Buffett’s Concentrated Stock Bets Are Paying Off Amid Market Turmoil More than 80 percent of Warren Buffett's $350 billion stock portfolio is concentrated in just a handful of companies. By Sissi Cao