.Warren Buffett's Berkshire Hathaway is actually now a $1 trillion firm The Washington PostThese Asian firms in Buffett's Berkshire Hathaway profile have risen, with one skyrocketing 30% CNBCWall Street merely gave Warren Buffett an early birthday present: Berkshire Hathaway is actually right now worth $1 mountain CNNHow Long it Took USA Firms to Reach a $1 Trillion Assessment Visual CapitalistBerkshire Hathaway covers $1 mountain market cap for very first time as Buffett accelerates BofA share purchases Yahoo Finance.