.Warren Buffett's Berkshire Hathaway is actually right now a $1 mountain firm The Washington PostThese Asian agencies in Buffett's Berkshire Hathaway portfolio have risen, with one rising 30% CNBCWall Street just gave Warren Buffett an early birthday party gift: Berkshire Hathaway is actually today worth $1 trillion CNNHow Long it Took USA Business to Reach Out To a $1 Trillion Assessment Visual CapitalistBerkshire Hathaway covers $1 trillion market hat for first time as Buffett accelerates BofA stock sales Yahoo Finance.