Warren Buffett donates $3.4 billion to charities
Warren Buffett has donated around $3.4 billion of Berkshire Hathaway stock to charities, the billionaire's largest contribution under his plan to give away his fortune. The stock went to the Bill & Melinda Gates Foundation, as well as four foundations with ties to the Buffett family. The 87-year-old has made over $30.9 billion in donations to the charities since 2006.