Palm Beach Atlantic University honored Thomas Peterffy and Sarah Wetenhall at its 41st American Free Enterprise Day Nov. 13. The school's annual event highlights the values of entrepreneurship, ...

Thomas Peterffy, founder and chairman of Interactive Brokers Group, created the first fully automated algorithmic trading system in 1987. It was a computer, plugged into a Nasdaq terminal, that could ...

Thomas Peterffy has been battling inefficiency in the financial markets for three decades. Since he arrived in New York in 1965 speaking no English, the Hungarian-born ...

CNBC's Kelly Evans discusses the rise of prediction markets with Thomas Peterffy, founder and chairman of Interactive Brokers. Got a confidential news tip? We want to hear from you. Sign up for free ...