Warren Buffett sends shares tumbling as he sells stock in major healthcare company
Warren Buffett sold a big stake in a healthcare provider - causing the share price to sink 11 per cent.
The 94-year-old investor runs Berkshire Hathaway, which owns dozens of companies, including insurer Geico, battery maker Duracell, and restaurant chain Dairy Queen.
On Tuesday, the company offloaded billions of dollars of stock in DaVita, a dialysis provider.