.Warren Buffett's Berkshire Hathaway is right now a $1 trillion company The Washington PostThese Asian agencies in Buffett's Berkshire Hathaway collection have surged, along with one shooting up 30% CNBCWall Street just gave Warren Buffett a very early birthday celebration gift: Berkshire Hathaway is now worth $1 mountain CNNHow Long it Took United State Firms to Reach Out To a $1 Mountain Assessment Visual CapitalistBerkshire Hathaway tops $1 mountain market limit for first time as Buffett accelerates BofA share purchases Yahoo Financing.