.Warren Buffett's Berkshire Hathaway is right now a $1 trillion firm The Washington PostThese Asian firms in Buffett's Berkshire Hathaway profile have surged, with one skyrocketing 30% CNBCWall Road just gave Warren Buffett an early special day gift: Berkshire Hathaway is today worth $1 mountain CNNHow Long it Took USA Companies to Connect With a $1 Trillion Valuation Visual CapitalistBerkshire Hathaway tops $1 mountain market cap for very first time as Buffett increases BofA assets sales Yahoo Money management.