A big rally in the stock price of Chinese eyecare chain Aier Eye Hospital Group has lifted the company's chairman Chen Bang into the ranks of the world's billionaires. Aier's Shenzhen-traded shares closed up 2.32 yuan, or 8%, to a record 31.07 yuan …

Africa is home to far more billionaires than previously thought, as a decade-long period of intense economic growth fills the pockets of local businessman, according to the most comprehensive survey of wealth in the continent. The Ventures magazine …

Over 12 months, FLIR Systems Inc. ( FLIR ) is up 61%, Mylan Inc. ( MYL ) is up 64% and Nabors Industries Ltd. ( NBR ) is up 24%, making them three of the biggest winners in the S&P 500. Here's a company update about the top billionaire stakeholders, as …

Investors have put $1.16 billion into Twitter since it was founded by Ev Williams and Biz Stone back in 2006. The company has also shelled out $640 million in cash and stock for acquisitions. With the IPO set to roll, Twitter's venture capital …

He came from India to the United States in 1964 with big dreams and an entrepreneurial bug, and now John N. Kapoor is a newly minted billionaire. John N. Kapoor, billionaire founder and chairman of INSYS Therapeutics. (Copyright University At Buffalo, …

BENTONVILLE, Ark. — Visitors to the Crystal Bridges Museum of American Art leave appreciative notes on a glass wall near the entrance. “Thanks Alice!'' reads one. “Merci Alice Walton, pour la vision!'' reads another. Wal-Mart Stores Inc. heiress Alice …

And, although those two are expected to become billionaires by the IPO, co-founder Biz Stone was not listed in company documents. Noah Glass, who worked for Twitter's predecessor and says he deserves more credit for the site's success, was also not …

The market sectors change quickly that it could pay to start a new search of 52-week lows. The GuruFocus special feature 52-week low screener is a great way to start researching the 789 stocks currently listed for the USA, in addition to thousands of …

And, although those two are expected to become billionaires by the IPO, co-founder Biz Stone was not listed in company documents. Noah Glass, who worked for Twitter's predecessor and says he deserves more credit for the site's success, was also not …