Warren Buffett sells his last Walmart shares after 20 years

World's third richest person Warren Buffet's Berkshire Hathaway has sold its last Walmart shares, ending a relationship of over 20 years. The world's largest retailer was once among Berkshire's five biggest equity holdings as recently as 2014, valued at over $5 billion. Shares of Walmart, which recently acquired 77% stake in Flipkart for $16 billion, have risen 2.8% this year.