(Yicai Global) July 13 -- The share price of Xiaomi [HK:1810] has gone up about 25 percent since its listing, propelling its founder Lei Jun's personal fortuneintoa rocket trajectory to rankhim56thon Forbes' World's Billionaires List and sixth onitsChina's Billionaires List with a personal fortune of USD19 billionatthe close of today'smorning trading, the fifth trading day since its listing, Forbes' real-time billionaires list shows.

Lei'snet worth swelledby USD1.8 billion, or 10.3 percent,thismorning alone.When Xiaomi listed in Hong KongJuly 9, Lei's personal fortune wasameagerUSD12.4 billion--115thon Forbes'list. As of the close of the morning trading session, however, Leihad scaled to56thwith USD19.2 billion, just one place, or USD200 million,shy ofGermany's Theo Albrecht,Jr.

Lei alsoovertook He Xiangjian of MideaGroup(USD17.8 billion) to rank sixth,buttrailedTencent Holdings'Pony Ma (USD42.5 billion), Jack Ma of AlibabaGroup Holding(USD40.6 billion), Xu Jiayin of Evergrande Group (USD30.6 billion), Wanda Group'sWang Jianlin (USD28.8 billion) and Yang Huiyan of Country Garden (USD23.8 billion).

Xiaomi'smarket valuehas nowreached HKD480billion(USD61 billion) andLei hasa 29.13 percent stake inthe companywitha value of USD17.8 billion.

As of the end of the morning trading session on July 13, Lei also held a 26.90 percent stake in Kingsoft, with a market value of HKD7.64 billion(USD974 million), and a 10.47 percent stake in YY.Com,valued atUSD493 million.

Editor: Benedict Armour