Where the World's Best Intellectual Athletes Come to Compete

The Data Open Is Coming To Urbana-Champaign

The Data Open Returns To Stanford

Oxford Hosts The Data Open

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If you are a peak performer in math, computer science, or technology, then The Data Open is your next big challenge.

Citadel and Citadel Securities is proud to present The DataOpen, a datathon competition taking place throughout the year at a series of top universities. At each event, participants work in teams to work through a large and complex dataset and then present their findings to a panel of judges.

If you are an individual who have a passion for tackling the most interesting and critical challenges that touch the global markets, then The DataOpen is for you. This is an opportunity for exceptional problem-solvers to:


everything you love about vast data sets to discover groundbreaking insights


data-driven apps to develop real solutions to socially impactful problems


$25,000 in cash and eligibility to interview at Citadel and Citadel Securities.

What is The DataOpen?


Why We Compete

Take an inside look as we tackle the biggest questions in big data.

Watch: Top 5 Tips to Succeed

First hint: Start before the competition begins!

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Frequently Asked Questions

When are DataOpen events?

The DataOpen events are held throughout the year at the top universities. Check out our list of upcoming events to see if there is one near you.

How do I join?

Submit your application by applying here and wait for an email from CorrelationOne. You will need to take a 90-minute assessment quiz.

How do I form teams?

If you are chosen as an applicant, it’s time to form a team. We will be in touch to help you form teams with other accepted applicants.

Upcoming Events

There are currently no upcoming Data Open events.

Don’t see your school listed?

Enter your school email to stay updated on when The DataOpen is coming near you.

See Inside The DataOpen

Join The DataOpen and take on your next big challenge.