Carl Icahn’s fortune has plummeted from a recent peak of about $17.5 billion to roughly $4.8 billion — the biggest drop of his storied career — after a bruising battle with short-seller Hindenburg Research, according to Forbes.The nearly 75% drop in Icahn’s net worth from 2023 to this year came as Hindenburg accused his firm of inflated valuations and unsustainable dividends — allegations Icahn strongly rejected.The 89-year-old activist investor — once considered one of Wall Street’s fiercest corporate raid ...

Carl Icahn speaking at Delivering Alpha in New York on Sept. 13, 2016.Billionaire investor Carl Icahn took a significant stake in auto-service chain Monro, becoming the largest single shareholder and marking his latest move in the automotive sector.Icahn disclosed ownership of 4,439,914 shares, representing a 14.8% stake in Monro, according to a new regulatory filing. The filing showed the shares were acquired by Icahn's investment entities. It wasn't clear whether he plans to push for changes at Monro.Icah ...