Investors are fueling what looks like the most expensive stock market in decades, the billionaire investor David Einhorn ...

David Einhorn isn't sold on the latest bout of crypto mania. The billionaire founder of Greenlight Capital telegraphed his skepticism in his latest letter to investors, arguing that digital assets ...

Star hedge-fund manager David Einhorn hasn't performed well ... and it's been a bull market to boot," Einhorn wrote in a letter to investors in the end of July. He pointed to "obvious mistakes ...