What is Thomas Peterffy’s Net Worth?


Thomas Peterffy, a Hungarian-American billionaire, started his career as a computer programmer designing trading software.

Peterffy is the chairman and founder of Interactive Brokers. After emigrating, he worked as an architectural draftsman and then became a computer programmer.

Thomas Peterffy’s net worth was estimated at $17 billion as of June 2022.

Early Life

Thomas Peterffy was born in Budapest, Hungary, on the 30th of September 1944.

After the 1956’s failure of the Hungarian Revolution, his father immigrated to the USA.

He left Hungary to study engineering and immigrated to America in 1965 to meet his father in New York.


He did not know English when he arrived in New York City. Peterffy started his career as an architectural draftsman in the US, working on highway projects for an engineering company.

Peterffy spoke out about his programming background and said that he believes the way a CEO runs a company is a reflection of his past. My job is to automate the processes of business so they can be done with maximum efficiency.

Peterffy quit his financial modeling career to buy a seat on American Stock Exchange, where he can trade equity options. He has always pushed for more efficient and automated processes in his financial career.

During trading, he would code in his head and then use his ideas to create computerized trading models. Peterffy caused a stir among traders when he introduced handheld computers to the trading floor in the early 1980s.

Interactive Brokers was born out of his business, which was closely related to his AMEX position. In 2019, he resigned as CEO.


These are the top highlights of Thomas Peterffy’s career:

  • Interactive Brokers is his company’s founder and chairman.
  • OneChicago

Three Powerful Lessons from Thomas Peterffy

We now know everything about Thomas Peterffy and his success. Let’s look at some lessons we can learn.

1. Be a person who works hard for yourself

Personal development and business growth go hand in hand. This is because the health of the business owner often shows in their personal life.

2. Learn to delegate

Leaders who are good at leading others know they cannot do it all. They learn to recruit people and delegate.

3. Learn how to say no

You will likely be asked to participate in new projects as a leader.

Although it may seem sensible to grab every opportunity you get, over time it can be detrimental to your growth. Learning how to say no is a key lesson for leaders in business.

Favorite Quotes from Tomas Peterffy

My basic business strategy is not well-known by the public. This may be because it’s too simple. My strategy has been to concentrate on products or services that can add value to the customer for less than 20 cents and then sell them for 40 cents.

People who strive for success are America’s richest. If you remove their motivation to badmouth success, then you take away the wealth which helps us care for the .”