.Warren Buffett's Berkshire Hathaway is right now a $1 trillion business The Washington PostThese Asian companies in Buffett's Berkshire Hathaway collection have surged, along with one soaring 30% CNBCWall Street just offered Warren Buffett an early special day present: Berkshire Hathaway is right now worth $1 trillion CNNHow Long it Took USA Business to Reach a $1 Trillion Evaluation Visual CapitalistBerkshire Hathaway covers $1 trillion market hat for first time as Buffett increases BofA stock purchases Yahoo Money management.