If Warren Buffett gives you a tip, you listen. When he shares his secrets to mental sharpness at 94, you’d be wise to take notes. But don’t be fooled, maintaining mental agility isn’t a walk in the ...

Warren Buffett is worth $150 billion, according to the Bloomberg Billionaires Index, making the 94-year-old Berkshire ... Buffett's wealth was earned after his 50th birthday.

Berkshire Hathaway raised its holdings in five Japanese trading houses —  Itochu, Marubeni, Mitsubishi, Mitsui and Sumitomo.

NEW YORK--Warren Buffett said on Saturday that his ... you will likely see Berkshire's ownership of all five increase somewhat," Buffett wrote. The 94-year-old Buffett also said he and Berkshire ...