.Warren Buffett's Berkshire Hathaway is now a $1 mountain firm The Washington PostThese Asian agencies in Buffett's Berkshire Hathaway portfolio have actually surged, along with one rising 30% CNBCWall Road only provided Warren Buffett a very early birthday celebration gift: Berkshire Hathaway is now worth $1 trillion CNNHow Long it Took United State Providers to Connect With a $1 Trillion Assessment Visual CapitalistBerkshire Hathaway tops $1 mountain market cap for very first time as Buffett increases BofA share sales Yahoo Money management.