Warren Buffett is speeding up the pace of his annual donations of Berkshire Hathaway shares to four family foundations, giving them a total of almost $6 billion now.

The billionaire Berkshire Hathaway chair instead donated thousands of shares in his company to four foundations run by his children.

The billionaire Berkshire Hathaway chair instead donated thousands of shares in his company to four foundations run by his children.

Investor did not donate to Gates Foundation for first time in two decades