An oil trader who has rocked Wall Street and the White House over his nine-figure salary clings to a low profile, quietly making trades from a former dairy farm in Connecticut and emerging occasionally to satisfy his passion for art.

Andrew Hall, 58, a British-born naturalized American, has been phenomenally successful with the Citigroup unit Phibro, earning an estimated $100 million this year while the parent company reported a net loss of $18.7 billion in 2008 and took $45 billion in taxpayer bailouts.