Warren Buffett sells 70% of his remaining stake in Walmart

Warren Buffet-led Berkshire Hathaway has offloaded nearly 70% of its remaining stake in world's largest retailer Walmart, as per new securities filings. Buffett’s stake in Walmart is now worth less than $1 billion, down from nearly $3 billion in the mid-2016. Buffett had earlier said traditional retailers like Walmart were having a difficult time competing with e-commerce major Amazon.