Berkshire Hathaway's cash pile stands at a record $381.7 billion. Operating earnings surged 34% at Warren Buffett's massive conglomerate. The famed billionaire has remained on the sidelines when it comes to dealmaking. Bloomberg's Alexandre Rajbhandari reports on "Bloomberg Open Interest." -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://