Press Release

GREENWICH, CT, October 30, 2023 - Interactive Brokers Group, Inc. (Nasdaq: IBKR) announces that itsChairman Thomas Peterffy will speak at the Wolfe Research Wealth Symposium on Thursday, November9th at 9:20 a.m. ET.

Mr. Peterffy's presentation can be heard live via webcast on the Internet accessible from the company'swebsite, www.interactivebrokers.com/ir-events. Participants should log in approximately 10 minutesprior to the start of the presentation. A replay will also be available on the company's website.

About Interactive Brokers Group, Inc.:   
Interactive Brokers Group affiliates provide automated trade execution and custody of securities,commodities, and foreign exchange around the clock on over 150 markets in numerous countries andcurrencies, from a single unified platform to clients worldwide. We serve individual investors, hedgefunds, proprietary trading groups, financial advisors and introducing brokers. Our four decades of focuson technology and automation has enabled us to equip our clients with a uniquely sophisticatedplatform to manage their investment portfolios. We strive to provide our clients with advantageousexecution prices and trading, risk and portfolio management tools, research facilities and investmentproducts, all at low or no cost, positioning them to achieve superior returns on investments. For thesixth consecutive year, Barron's ranked Interactive Brokers #1 with 5 out of 5 stars in its June 9, 2023,Best Online Brokers Review.

Contacts for Interactive Brokers Group, Inc.
media@ibkr.com