Billionaire investor Warren Buffett, as part of his pledge to annually donate to five foundations, donated 17,458,431 of class B shares of Berkshire Hathaway (NYSE:BRKB), worth $2 billion, to the Bill and Melinda Gates Foundation. He donated $200 million of the same stock to the Susan Thompson Buffett Foundation, in honor of his late wife. Additionally, he gave 1,222,085 shares, worth $140 million, to each of three foundations: Howard G. Buffett, named for his son, as well as the NoVo and Sherwood foundations. CNNMoney reports the Gates Foundation has set its sights on alleviating global poverty, with a particular focus on eradicating malaria. BRKB closed today at $115.16 per share. As MHProNews knows, Berkshire Hathaway is the parent company of Clayton Homes, the largest North American producer of manufactured housing.

(Photo credit: Yoshikazu Tsuno/AFP Getty Images–Warren Buffett)