NET WORTH:

$1.41 billion 38%

LAST YEAR: $1.02 billion

AGE: 89

RESIDENCE: Los Angeles

SOURCE OF WEALTH: Investments

THE MONEY: Berkshire Hathaway vice chairman continued giving away chunks of fortune. Recently donated $110 million to University of Michigan, where he studied math as an undergrad, to help build grad student residence hall. Gave $1.6 million in Berkshire stock to Huntington Library. That follows previous transfers of Berkshire shares to children and family trust. Owns more than 6,000 Berkshire shares, which advanced 34 percent over last year. Like Warren Buffett, took standard $100,000 salary.

BUZZ: Known for blunt, curmudgeonly zingers, Buffett’s right-hand man told CNBC that “civilized people don’t buy gold, they invest in productive businesses.” Met Buffett at a dinner party in 1959 and helped steer Berkshire toward See’s Candies and other big companies. Up year for Berkshire, which acquired daily newspapers and co-led a $23 billion deal for H.J. Heinz Co. Owns stake in Chinese automaker BYD, which opened North American headquarters in Los Angeles in 2011 and will set up an electric-bus plant in Lancaster this year. Harvard Law alum sits on boards of Costco, Daily Journal and Blue Chip Stamps. Omaha, Neb., native joined Army during World War II. Politically active children include Molly, whose California tax measure lost to Jerry Brown’s last year, and Charles Jr., who donates to Republican campaigns and causes.

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