Business In a shift, Buffett says focus on Berkshire's stock price Updated : February 24, 2019 10:54 PM IST Buffett said accounting rules require Berkshire to value its businesses at "far below" current value. He said Berkshire's "major value" is now in its operating units. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.