.Warren Buffett's Berkshire Hathaway is right now a $1 mountain business The Washington PostThese Asian companies in Buffett's Berkshire Hathaway profile have actually surged, with one soaring 30% CNBCWall Road only gave Warren Buffett a very early birthday gift: Berkshire Hathaway is today worth $1 mountain CNNHow Long it Took U.S. Firms to Reach Out To a $1 Trillion Valuation Visual CapitalistBerkshire Hathaway covers $1 mountain market cap for very first time as Buffett increases BofA assets sales Yahoo Financing.