Berkshire Hathaway, the investment company owned by Warren Buffett, has sold 1.058 million Hong Kong-listed shares of electric vehicle maker BYD at an average price of HK$191.44 ($24.52) per share, a stock exchange filing showed.

The sale lowered Berkshire’s holdings in BYD’s total issued H-shares to 13.97% on Jan. 3 from 14.06%, a filing to the Hong Kong Stock Exchange showed on Monday.