Published by Reuters By Jonathan Stempel and Manya Saini Berkshire Hathaway Inc, which Buffett has run since 1965, said the donation comprises about 14.4 million of its Class B shares, whose closing price on Tuesday was $277.64. Eleven million shares will go to the Bill & Melinda Gates Foundation, and 1.1 million will go to … Continue reading Warren Buffett donates $4 billion to charity