SoftBank estimates $4.6 bln gain from Alibaba listing
September 21, 2014 at 04:48 AM EDT
TOKYO, Sept 21 (Reuters) - Japan's SoftBank Corp said it expected a gain of about 500 billion yen ($4.6 billion) from Alibaba Group Holding's share listing in New York, where the Chinese e-commerce leader surged 38 percent on its first day of trade.