.Warren Buffett's Berkshire Hathaway is right now a $1 mountain firm The Washington PostThese Asian agencies in Buffett's Berkshire Hathaway portfolio have risen, with one skyrocketing 30% CNBCWall Street simply provided Warren Buffett an early birthday party gift: Berkshire Hathaway is today worth $1 mountain CNNHow Long it Took United State Providers to Get To a $1 Trillion Appraisal Visual CapitalistBerkshire Hathaway tops $1 trillion market limit for first time as Buffett accelerates BofA stock purchases Yahoo Money.