Interactive Brokers Group, Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2013-06-14 | 15.910 | 15.980 | 15.670 | 15.740 | 3.522 | 807,200 |
| 2013-06-13 | 15.720 | 16.010 | 15.630 | 15.950 | 3.569 | 996,000 |
| 2013-06-12 | 16.130 | 16.160 | 15.560 | 15.770 | 3.529 | 1,928,400 |
| 2013-06-11 | 16.110 | 16.140 | 15.790 | 16.060 | 3.593 | 1,141,600 |
| 2013-06-10 | 16.680 | 16.750 | 16.040 | 16.200 | 3.625 | 1,507,200 |
| 2013-06-07 | 16.210 | 16.770 | 16.020 | 16.600 | 3.714 | 2,638,800 |
| 2013-06-06 | 15.560 | 16.280 | 15.550 | 16.110 | 3.605 | 1,621,600 |
| 2013-06-05 | 15.860 | 15.880 | 15.530 | 15.570 | 3.484 | 963,200 |
| 2013-06-04 | 15.670 | 15.960 | 15.670 | 15.860 | 3.549 | 1,148,000 |
| 2013-06-03 | 15.760 | 15.870 | 15.610 | 15.690 | 3.511 | 1,107,200 |
| 2013-05-31 | 15.490 | 15.780 | 15.430 | 15.770 | 3.529 | 1,292,800 |
| 2013-05-30 | 15.540 | 15.580 | 15.460 | 15.500 | 3.468 | 1,112,400 |
| 2013-05-29 | 15.540 | 15.610 | 15.480 | 15.530 | 3.475 | 577,600 |
| 2013-05-28 | 15.670 | 15.750 | 15.570 | 15.670 | 3.484 | 1,106,800 |
| 2013-05-24 | 15.500 | 15.630 | 15.500 | 15.580 | 3.464 | 690,400 |
| 2013-05-23 | 15.530 | 15.690 | 15.360 | 15.580 | 3.464 | 932,800 |
| 2013-05-22 | 15.760 | 16.300 | 15.610 | 15.720 | 3.495 | 1,872,000 |
| 2013-05-21 | 15.650 | 15.860 | 15.650 | 15.760 | 3.504 | 1,124,400 |
| 2013-05-20 | 15.790 | 15.870 | 15.690 | 15.780 | 3.508 | 732,400 |
| 2013-05-17 | 15.700 | 15.860 | 15.610 | 15.780 | 3.508 | 782,400 |
| 2013-05-16 | 15.720 | 15.800 | 15.610 | 15.620 | 3.473 | 396,000 |
| 2013-05-15 | 15.860 | 15.860 | 15.670 | 15.780 | 3.508 | 808,000 |
| 2013-05-14 | 15.790 | 15.840 | 15.650 | 15.840 | 3.522 | 1,195,600 |
| 2013-05-13 | 15.820 | 15.820 | 15.630 | 15.720 | 3.495 | 968,800 |
| 2013-05-10 | 15.710 | 15.850 | 15.580 | 15.780 | 3.508 | 811,200 |
| 2013-05-09 | 15.830 | 15.830 | 15.660 | 15.690 | 3.488 | 909,600 |
| 2013-05-08 | 15.700 | 15.770 | 15.650 | 15.720 | 3.495 | 770,800 |
| 2013-05-07 | 15.910 | 15.970 | 15.650 | 15.680 | 3.486 | 1,024,000 |
| 2013-05-06 | 15.700 | 15.890 | 15.640 | 15.810 | 3.515 | 1,256,400 |
| 2013-05-03 | 15.850 | 15.980 | 15.660 | 15.680 | 3.486 | 1,102,800 |
| 2013-05-02 | 15.130 | 15.860 | 15.030 | 15.730 | 3.497 | 2,952,400 |
| 2013-05-01 | 15.070 | 15.140 | 15.000 | 15.020 | 3.339 | 1,291,200 |
| 2013-04-30 | 14.970 | 15.060 | 14.860 | 15.060 | 3.348 | 1,464,800 |
| 2013-04-29 | 14.880 | 14.980 | 14.800 | 14.960 | 3.326 | 1,298,000 |
| 2013-04-26 | 14.950 | 14.980 | 14.800 | 14.840 | 3.299 | 844,400 |
| 2013-04-25 | 14.890 | 15.010 | 14.800 | 14.930 | 3.319 | 911,600 |
| 2013-04-24 | 14.690 | 14.880 | 14.630 | 14.880 | 3.308 | 1,572,800 |
| 2013-04-23 | 14.480 | 14.730 | 14.440 | 14.720 | 3.273 | 1,199,200 |
| 2013-04-22 | 14.400 | 14.470 | 14.220 | 14.460 | 3.215 | 1,174,000 |
| 2013-04-19 | 14.340 | 14.500 | 14.310 | 14.400 | 3.201 | 1,374,400 |
| 2013-04-18 | 14.360 | 14.390 | 14.170 | 14.310 | 3.181 | 2,396,000 |
| 2013-04-17 | 13.900 | 14.610 | 13.720 | 14.410 | 3.204 | 3,940,400 |
| 2013-04-16 | 14.150 | 14.330 | 14.010 | 14.080 | 3.130 | 2,781,600 |
| 2013-04-15 | 14.390 | 14.390 | 14.060 | 14.070 | 3.128 | 1,758,400 |
| 2013-04-12 | 14.570 | 14.610 | 14.410 | 14.450 | 3.213 | 1,160,400 |
| 2013-04-11 | 14.600 | 14.680 | 14.560 | 14.640 | 3.255 | 668,800 |
| 2013-04-10 | 14.590 | 14.720 | 14.480 | 14.640 | 3.255 | 868,400 |
| 2013-04-09 | 14.510 | 14.600 | 14.460 | 14.590 | 3.244 | 916,000 |
| 2013-04-08 | 14.520 | 14.540 | 14.430 | 14.520 | 3.228 | 858,400 |
| 2013-04-05 | 14.500 | 14.530 | 14.440 | 14.510 | 3.226 | 1,351,200 |
| 2013-04-04 | 14.590 | 14.640 | 14.500 | 14.590 | 3.244 | 1,332,400 |
| 2013-04-03 | 14.660 | 14.690 | 14.530 | 14.600 | 3.246 | 1,890,400 |
| 2013-04-02 | 14.820 | 14.860 | 14.640 | 14.710 | 3.270 | 2,121,600 |
| 2013-04-01 | 14.870 | 14.880 | 14.630 | 14.820 | 3.295 | 1,887,200 |
| 2013-03-28 | 14.800 | 14.930 | 14.800 | 14.910 | 3.315 | 1,221,200 |
| 2013-03-27 | 14.740 | 14.910 | 14.680 | 14.870 | 3.306 | 1,081,600 |
| 2013-03-26 | 14.760 | 14.820 | 14.690 | 14.820 | 3.295 | 966,400 |
| 2013-03-25 | 14.880 | 14.930 | 14.730 | 14.740 | 3.277 | 815,600 |
| 2013-03-22 | 14.910 | 14.910 | 14.780 | 14.870 | 3.306 | 701,600 |
| 2013-03-21 | 14.860 | 15.080 | 14.800 | 14.900 | 3.313 | 893,200 |
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.