Warren Buffett offered Uber an investment of $ 3 billion earlier this year, but the talks finally broke in after a Bloomberg report.
The company is in a reputational crisis since its controversial founder Travis Kalanick was ousted last year. In his 1
A Berkshire investment would have found some approval for Uber prior to going public. Buffett sent Apple's stock higher this month as he revealed a massive stake in the hardware giant.
Uber, Berkshire Hathaway and Warren Buffett did not immediately return CNBC's request for comments.
Read the full Bloomberg report.
This story is developing. Please check the updates.