Thomas Peterffy is the owner of the world's largest online broker company Interactive Brokers. This year his net worth has ...

Some billionaires are born with a silver spoon in their mouth. Not Thomas Peterffy, founder and chairman of Interactive Brokers. Please watch the video at Investors.com - The Story Of William O ...

Having more than one party can help divide expenses and responsibilities, but can also add unforeseen complexity to a ...

One of the largest remaining tangles of undisturbed mangrove swamp on the island of Palm Beach was sold to billionaire Thomas ...

One of the largest remaining tangles of undisturbed mangrove swamp on the island of Palm Beach was sold to billionaire Thomas Peterffy last year by a branch of the Audubon Society. The $1.3 ...