Interactive Brokers Group, Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2010-05-11 | 16.840 | 17.060 | 16.830 | 16.910 | 3.175 | 1,013,200 |
| 2010-05-10 | 17.100 | 17.180 | 16.640 | 16.960 | 3.185 | 2,038,400 |
| 2010-05-07 | 17.140 | 17.230 | 16.700 | 16.740 | 3.144 | 3,970,400 |
| 2010-05-06 | 16.750 | 17.360 | 16.510 | 17.150 | 3.221 | 3,766,800 |
| 2010-05-05 | 16.840 | 17.060 | 16.710 | 16.740 | 3.144 | 1,019,600 |
| 2010-05-04 | 17.150 | 17.150 | 16.860 | 16.890 | 3.172 | 1,113,600 |
| 2010-05-03 | 17.270 | 17.270 | 17.030 | 17.250 | 3.239 | 1,191,200 |
| 2010-04-30 | 17.020 | 17.280 | 16.870 | 17.150 | 3.221 | 1,430,400 |
| 2010-04-29 | 16.500 | 17.090 | 16.410 | 17.020 | 3.196 | 1,553,200 |
| 2010-04-28 | 16.560 | 16.660 | 16.420 | 16.500 | 3.098 | 1,280,800 |
| 2010-04-27 | 16.870 | 16.890 | 16.510 | 16.510 | 3.100 | 1,828,400 |
| 2010-04-26 | 17.000 | 17.220 | 16.750 | 16.880 | 3.170 | 1,717,600 |
| 2010-04-23 | 15.830 | 17.220 | 15.750 | 17.010 | 3.194 | 4,595,200 |
| 2010-04-22 | 16.150 | 16.210 | 16.020 | 16.150 | 3.033 | 1,896,800 |
| 2010-04-21 | 16.370 | 16.370 | 16.130 | 16.170 | 3.037 | 1,859,200 |
| 2010-04-20 | 16.540 | 16.540 | 16.210 | 16.300 | 3.061 | 1,088,400 |
| 2010-04-19 | 16.290 | 16.500 | 16.120 | 16.480 | 3.095 | 1,079,600 |
| 2010-04-16 | 16.470 | 16.660 | 16.150 | 16.290 | 3.059 | 950,800 |
| 2010-04-15 | 16.480 | 16.700 | 16.420 | 16.540 | 3.106 | 1,005,200 |
| 2010-04-14 | 16.490 | 16.750 | 16.460 | 16.510 | 3.100 | 1,305,200 |
| 2010-04-13 | 16.540 | 16.630 | 16.350 | 16.480 | 3.095 | 890,800 |
| 2010-04-12 | 16.580 | 16.850 | 16.500 | 16.600 | 3.117 | 1,317,200 |
| 2010-04-09 | 16.370 | 16.620 | 16.370 | 16.590 | 3.115 | 2,456,400 |
| 2010-04-08 | 16.230 | 16.390 | 16.230 | 16.370 | 3.074 | 725,200 |
| 2010-04-07 | 16.250 | 16.400 | 16.250 | 16.350 | 3.070 | 1,065,200 |
| 2010-04-06 | 16.200 | 16.310 | 16.200 | 16.260 | 3.053 | 836,800 |
| 2010-04-05 | 16.470 | 16.470 | 16.190 | 16.260 | 3.053 | 992,000 |
| 2010-04-01 | 16.230 | 16.440 | 16.190 | 16.420 | 3.083 | 928,400 |
| 2010-03-31 | 16.140 | 16.230 | 16.130 | 16.150 | 3.033 | 522,800 |
| 2010-03-30 | 16.090 | 16.310 | 16.090 | 16.160 | 3.035 | 484,000 |
| 2010-03-29 | 16.200 | 16.300 | 16.100 | 16.130 | 3.029 | 326,800 |
| 2010-03-26 | 16.200 | 16.250 | 16.060 | 16.120 | 3.027 | 597,600 |
| 2010-03-25 | 16.270 | 16.350 | 16.100 | 16.110 | 3.025 | 732,000 |
| 2010-03-24 | 16.150 | 16.340 | 16.140 | 16.220 | 3.046 | 630,000 |
| 2010-03-23 | 16.410 | 16.410 | 16.040 | 16.260 | 3.053 | 1,338,400 |
| 2010-03-22 | 16.160 | 16.590 | 16.160 | 16.470 | 3.093 | 2,009,600 |
| 2010-03-19 | 16.530 | 16.750 | 16.350 | 16.690 | 3.134 | 1,568,000 |
| 2010-03-18 | 16.470 | 16.680 | 16.470 | 16.490 | 3.097 | 645,200 |
| 2010-03-17 | 16.400 | 16.680 | 16.390 | 16.460 | 3.091 | 800,400 |
| 2010-03-16 | 16.300 | 16.430 | 16.230 | 16.420 | 3.083 | 598,800 |
| 2010-03-15 | 16.280 | 16.350 | 15.870 | 16.320 | 3.065 | 2,498,400 |
| 2010-03-12 | 16.700 | 16.770 | 16.580 | 16.650 | 3.127 | 989,600 |
| 2010-03-11 | 16.510 | 16.710 | 16.480 | 16.690 | 3.134 | 1,203,600 |
| 2010-03-10 | 16.730 | 16.850 | 16.500 | 16.550 | 3.108 | 2,181,600 |
| 2010-03-09 | 17.010 | 17.140 | 16.710 | 16.750 | 3.145 | 1,256,800 |
| 2010-03-08 | 17.180 | 17.210 | 16.990 | 17.080 | 3.207 | 790,000 |
| 2010-03-05 | 17.140 | 17.260 | 17.000 | 17.130 | 3.217 | 665,200 |
| 2010-03-04 | 16.910 | 17.150 | 16.910 | 17.080 | 3.207 | 558,400 |
| 2010-03-03 | 17.160 | 17.290 | 16.890 | 16.950 | 3.183 | 1,380,400 |
| 2010-03-02 | 17.250 | 17.300 | 17.100 | 17.210 | 3.232 | 1,434,400 |
| 2010-03-01 | 17.230 | 17.500 | 17.180 | 17.230 | 3.236 | 1,060,000 |
| 2010-02-26 | 17.030 | 17.270 | 16.940 | 17.230 | 3.236 | 890,800 |
| 2010-02-25 | 16.610 | 17.000 | 16.610 | 16.970 | 3.187 | 701,600 |
| 2010-02-24 | 16.710 | 16.830 | 16.620 | 16.770 | 3.149 | 620,800 |
| 2010-02-23 | 17.000 | 17.050 | 16.640 | 16.650 | 3.127 | 1,886,800 |
| 2010-02-22 | 17.340 | 17.400 | 17.010 | 17.050 | 3.202 | 841,200 |
| 2010-02-19 | 17.150 | 17.410 | 16.870 | 17.310 | 3.251 | 1,592,400 |
| 2010-02-18 | 16.700 | 17.150 | 16.700 | 17.140 | 3.219 | 1,368,400 |
| 2010-02-17 | 16.900 | 17.090 | 16.680 | 16.790 | 3.153 | 1,654,000 |
| 2010-02-16 | 16.930 | 17.010 | 16.680 | 16.840 | 3.162 | 1,070,800 |
Stock splits
| Date | Split (new : old) |
|---|
| 2025-06-18 | 4:1 |
Dividends
| Ex-date | Amount |
|---|
| 2026-09-01 | 0.0880 USD |
| 2026-06-01 | 0.0880 USD |
| 2026-02-27 | 0.0800 USD |
| 2025-12-01 | 0.0800 USD |
| 2025-08-29 | 0.0800 USD |
| 2025-05-30 | 0.3200 USD |
| 2025-02-28 | 0.2500 USD |
| 2024-11-29 | 0.2500 USD |
| 2024-08-30 | 0.2500 USD |
| 2024-05-31 | 0.2500 USD |
| 2024-02-29 | 0.1000 USD |
| 2023-11-30 | 0.1000 USD |
| 2023-08-31 | 0.1000 USD |
| 2023-05-31 | 0.1000 USD |
| 2023-02-28 | 0.1000 USD |
| 2022-11-30 | 0.1000 USD |
| 2022-08-31 | 0.1000 USD |
| 2022-05-31 | 0.1000 USD |
| 2022-02-28 | 0.1000 USD |
| 2021-11-30 | 0.1000 USD |
| 2021-08-31 | 0.1000 USD |
| 2021-05-28 | 0.1000 USD |
| 2021-02-26 | 0.1000 USD |
| 2020-11-30 | 0.1000 USD |
| 2020-08-31 | 0.1000 USD |
| 2020-05-29 | 0.1000 USD |
| 2020-02-27 | 0.1000 USD |
| 2019-11-27 | 0.1000 USD |
| 2019-08-29 | 0.1000 USD |
| 2019-05-30 | 0.1000 USD |
| 2019-02-28 | 0.1000 USD |
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.