Buffett Donates $6 Billion in Berkshire Stock to 5 Charities in Annual Gift - Barron's
1. Buffett donates $6 billion in BRK.B shares to five philanthropies. 2. Gates Foundation receives $4.6 billion of the donations. 3. Buffett's donating shares are converted from Class A to Class B. 4. Remaining A shares of Buffett valued at about $145 billion. 5. Buffett plans to continue philanthropy with his estate.