Interactive Brokers' trading volume on February 17th was $408 million, ranking 327th among U.S. stocks on that day.

On February 17, 2026, Interactive Brokers Group, Inc. (IBKR), a company in the investment banking and brokerage industry, had a trading volume of $408 million, ranking 327th among U.S. stocks that day, with a 25.07% increase from the previous day. The trading volume was 5.5836 million shares.

IBKR closed at $73.29 on February 17, 2026, down 1.95%. Over the past five trading days, the stock has decreased by 5.06%, and for the entire month of February, it has fallen by 2.12%. Since the beginning of the year, it has risen by 13.96%, and over the past 52 weeks, it has increased by 25.22%.

*If the company has been listed for less than 52 weeks, the 52-week change is calculated from the listing date to the present (this also applies to listings of less than one month or fewer than five trading days).

Interactive Brokers Group, Inc. is an automated global electronic securities firm and market maker, specializing in executing orders according to specified requirements and trading and processing securities, futures, foreign exchange bills, bonds, and mutual funds with electronic trading revenue in over 100 markets worldwide. Since its full launch in 1977, the company has focused on developing proprietary software with automated brokerage functions. Interactive Brokers Group is a Delaware holding company primarily owning approximately 11.9% of its membership interests in Interactive Brokers Group, with the right to operate subsidiaries. The company operates through two business segments: electronic brokerage and market making. Its brokerage business is conducted through a subsidiary that provides electronic execution and clearing services to global clients. The market-making segment mainly executes trades through its subsidiary Muxian at leading exchanges and market centers worldwide, focusing on trading exchange-listed stocks, stock futures, and stock index options and futures.