TOKYO -- The stock prices of Japan's trading houses surged on Tuesday after billionaire investor Warren Buffett said that the five largest trading houses have agreed to relax the ceiling of each company's ownership, hinting that he would buy more.
Billionaire investor and the companies agree to increase ownership ceiling

As Berkshire Hathaway approached a 10% ownership ceiling at each of Japan's top five trading houses, the parties involved have mutually agreed to adjust this threshold to make room for more investment. (Nikkei montage/Source photos by Shinya Sawai, AP, and Reuters)
TOKYO -- The stock prices of Japan's trading houses surged on Tuesday after billionaire investor Warren Buffett said that the five largest trading houses have agreed to relax the ceiling of each company's ownership, hinting that he would buy more.