CNBC's Bob Pisani speaks with Thomas Peterffy, the founder and chairman of Interactive Brokers, to discuss his macro outlook, the return of retail traders, and more. Got a confidential news tip? We ...

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, Interactive Brokers chairman, joins 'Closing Bell Overtime' to talk quarterly results, growth in options trading, the gold market and more. Got a confidential news tip? We want to ...

The 19th richest person in the world might not be a household name to everyone, but his impact on the finance world is felt ...

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, ...