Interactive Brokers Group Inc.
IBKR | NASDAQ
$92.28
+$0.40 (+0.44%)
At close: Sep 23, 2026, 3:43 PM ET
$91.12
-$1.16 (-1.26%)
After-hours:
Sep 23, 2026, 7:38 PM ET
Market Cap History History
Annual Market Cap Change Annual Change
| Date | Market Cap | Change | % Change |
|---|---|---|---|
| Sep 20, 2026 | $41.75B | $12.37B | +42.11% |
| Dec 25, 2025 | $29.38B | $9.91B | +50.91% |
| Dec 26, 2024 | $19.47B | $10.66B | +121.00% |
| Dec 28, 2023 | $8.81B | $1.44B | +19.56% |
| Dec 29, 2022 | $7.37B | -$495.35M | -6.30% |
| Dec 30, 2021 | $7.86B | $2.55B | +48.13% |
| Dec 30, 2020 | $5.31B | $1.66B | +45.52% |
| Dec 26, 2019 | $3.65B | -$367.4M | -9.15% |
| Dec 27, 2018 | $4.02B | -$245.62M | -5.76% |
| Dec 28, 2017 | $4.26B | $1.81B | +73.92% |
| Dec 29, 2016 | $2.45B | -$379.65M | -13.42% |
| Dec 30, 2015 | $2.83B | $1.12B | +65.53% |
| Dec 25, 2014 | $1.71B | $461.15M | +36.95% |
| Dec 26, 2013 | $1.25B | $596.89M | +91.65% |
| Dec 27, 2012 | $651.3M | $52.5M | +8.77% |
| Dec 29, 2011 | $598.8M | -$111.01M | -15.64% |
| Dec 30, 2010 | $709.81M | $3.99M | +0.57% |
| Dec 30, 2009 | $705.82M | $71.27M | +11.23% |
| Dec 25, 2008 | $634.55M | -$661.9M | -51.05% |
| Dec 27, 2007 | $1.3B | n/a | n/a |
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