.Warren Buffett's Berkshire Hathaway is right now a $1 trillion business The Washington PostThese Asian firms in Buffett's Berkshire Hathaway collection have actually climbed, with one escalating 30% CNBCWall Road only offered Warren Buffett an early birthday party present: Berkshire Hathaway is actually right now worth $1 mountain CNNHow Long it Took USA Firms to Reach a $1 Mountain Assessment Visual CapitalistBerkshire Hathaway tops $1 mountain market cap for first time as Buffett speeds up BofA assets purchases Yahoo Money.