Berkshire Hathaway, the financial commitment firm owned by Warren Buffett, has sold 1.33 million Hong Kong-mentioned shares of electric car maker BYD for HK$267.69 million ($34.43 million), a stock trade filing confirmed.

The sale decreased Berkshire’s holdings in BYD’s full issued H-shares to 14.95% on Dec. 8, down from 15.07%, according to a submitting to the Hong Kong Stock Exchange on Tuesday.