Interactive Brokers Group Inc. (IBKR) closed at $93.86 on August 22, 2026, a gain of 4.46% over the prior 24 hours. The move lifted the brokerage firm's market capitalization to $40.71 billion.
The session's advance builds on a broader stretch of positive performance. Over the past seven days, IBKR shares have risen 1.96%, and over the past 30 days the stock has added 2.50%.
The daily gain of 4.46% represents the most significant move across the measured time periods, suggesting Friday's session was a notable acceleration relative to the stock's recent pace. The broader 30-day trend of 2.50% indicates a gradual upward drift leading into the day's sharper move.
