Oneok Inc historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2009-03-03 | 20.810 | 21.050 | 19.880 | 19.950 | 3.475 | 3,441,677 |
| 2009-03-02 | 21.930 | 22.060 | 20.330 | 20.460 | 3.563 | 2,911,011 |
| 2009-02-27 | 22.350 | 23.390 | 21.820 | 22.340 | 3.891 | 3,009,240 |
| 2009-02-26 | 23.260 | 23.500 | 22.690 | 22.690 | 3.952 | 3,014,723 |
| 2009-02-25 | 22.040 | 23.370 | 22.020 | 22.930 | 3.994 | 4,468,286 |
| 2009-02-24 | 23.400 | 23.400 | 20.920 | 22.170 | 3.861 | 9,302,305 |
| 2009-02-23 | 24.580 | 24.600 | 23.020 | 23.110 | 4.025 | 2,300,391 |
| 2009-02-20 | 25.020 | 25.200 | 23.610 | 24.340 | 4.239 | 2,547,563 |
| 2009-02-19 | 25.580 | 25.880 | 25.110 | 25.260 | 4.399 | 2,275,491 |
| 2009-02-18 | 26.610 | 26.610 | 25.370 | 25.550 | 4.450 | 2,489,539 |
| 2009-02-17 | 26.960 | 27.430 | 26.290 | 26.370 | 4.593 | 2,311,584 |
| 2009-02-13 | 27.680 | 28.270 | 25.160 | 27.920 | 4.863 | 2,618,151 |
| 2009-02-12 | 27.180 | 27.940 | 26.740 | 27.940 | 4.866 | 1,936,943 |
| 2009-02-11 | 27.360 | 27.930 | 27.170 | 27.630 | 4.812 | 2,823,975 |
| 2009-02-10 | 27.910 | 28.350 | 26.900 | 27.150 | 4.729 | 3,140,822 |
| 2009-02-09 | 28.190 | 28.410 | 27.830 | 28.050 | 4.885 | 3,916,147 |
| 2009-02-06 | 27.770 | 28.500 | 27.770 | 28.050 | 4.885 | 6,603,287 |
| 2009-02-05 | 28.560 | 29.220 | 28.340 | 28.970 | 5.045 | 2,901,188 |
| 2009-02-04 | 28.680 | 29.310 | 28.470 | 28.820 | 5.019 | 3,695,017 |
| 2009-02-03 | 29.470 | 29.720 | 28.840 | 29.620 | 5.159 | 2,356,359 |
| 2009-02-02 | 29.040 | 29.610 | 28.800 | 29.450 | 5.129 | 2,858,013 |
| 2009-01-30 | 30.150 | 30.500 | 29.000 | 29.220 | 5.089 | 2,839,966 |
| 2009-01-29 | 30.550 | 30.580 | 29.770 | 30.000 | 5.225 | 1,609,131 |
| 2009-01-28 | 31.200 | 31.200 | 30.280 | 30.760 | 5.357 | 3,037,338 |
| 2009-01-27 | 30.600 | 31.380 | 30.250 | 31.080 | 5.343 | 2,360,699 |
| 2009-01-26 | 29.630 | 31.110 | 29.490 | 30.540 | 5.250 | 2,189,597 |
| 2009-01-23 | 28.550 | 29.770 | 28.120 | 29.420 | 5.058 | 1,965,726 |
| 2009-01-22 | 28.510 | 29.650 | 27.560 | 28.950 | 4.977 | 2,797,248 |
| 2009-01-21 | 27.720 | 29.130 | 27.670 | 28.990 | 4.984 | 3,343,448 |
| 2009-01-20 | 28.620 | 29.190 | 27.500 | 27.580 | 4.742 | 2,605,130 |
| 2009-01-16 | 28.560 | 29.280 | 28.110 | 28.570 | 4.912 | 2,391,767 |
| 2009-01-15 | 27.940 | 28.280 | 27.050 | 28.210 | 4.850 | 2,792,907 |
| 2009-01-14 | 28.950 | 28.950 | 27.880 | 28.080 | 4.828 | 1,917,525 |
| 2009-01-13 | 28.850 | 29.540 | 28.650 | 29.390 | 5.053 | 1,843,739 |
| 2009-01-12 | 29.140 | 29.670 | 28.850 | 29.140 | 5.010 | 1,782,289 |
| 2009-01-09 | 30.410 | 30.410 | 29.170 | 29.430 | 5.060 | 2,166,525 |
| 2009-01-08 | 30.130 | 30.530 | 29.770 | 30.300 | 5.209 | 1,794,625 |
| 2009-01-07 | 30.750 | 30.940 | 29.850 | 30.080 | 5.171 | 1,908,159 |
| 2009-01-06 | 31.090 | 31.740 | 30.750 | 31.080 | 5.343 | 1,905,646 |
| 2009-01-05 | 30.400 | 30.910 | 30.320 | 30.790 | 5.293 | 1,992,911 |
| 2009-01-02 | 29.230 | 30.790 | 29.070 | 30.600 | 5.261 | 1,578,064 |
| 2008-12-31 | 28.490 | 29.240 | 28.200 | 29.120 | 5.006 | 1,921,409 |
| 2008-12-30 | 27.750 | 28.600 | 27.630 | 28.460 | 4.893 | 2,545,964 |
| 2008-12-29 | 27.980 | 28.080 | 27.300 | 27.700 | 4.762 | 1,409,475 |
| 2008-12-26 | 27.390 | 27.790 | 27.060 | 27.770 | 4.774 | 654,252 |
| 2008-12-24 | 27.030 | 27.500 | 26.750 | 27.370 | 4.705 | 518,787 |
| 2008-12-23 | 27.720 | 27.930 | 26.780 | 27.050 | 4.650 | 1,645,682 |
| 2008-12-22 | 27.800 | 27.950 | 26.900 | 27.620 | 4.748 | 2,389,711 |
| 2008-12-19 | 28.010 | 28.210 | 27.040 | 27.480 | 4.724 | 4,119,915 |
| 2008-12-18 | 28.600 | 28.990 | 27.440 | 27.770 | 4.774 | 1,904,276 |
| 2008-12-17 | 28.400 | 29.060 | 28.330 | 28.550 | 4.908 | 1,838,257 |
| 2008-12-16 | 27.890 | 28.820 | 27.620 | 28.800 | 4.951 | 2,080,860 |
| 2008-12-15 | 27.720 | 27.870 | 27.000 | 27.230 | 4.681 | 2,138,427 |
| 2008-12-12 | 27.270 | 27.720 | 26.950 | 27.430 | 4.716 | 2,424,205 |
| 2008-12-11 | 28.650 | 30.040 | 27.360 | 27.820 | 4.783 | 2,186,856 |
| 2008-12-10 | 27.350 | 28.650 | 27.100 | 28.570 | 4.912 | 2,429,688 |
| 2008-12-09 | 27.660 | 28.740 | 26.750 | 26.990 | 4.640 | 1,972,808 |
| 2008-12-08 | 27.390 | 28.240 | 27.150 | 27.660 | 4.755 | 2,002,277 |
| 2008-12-05 | 25.150 | 26.410 | 24.190 | 26.410 | 4.540 | 2,237,113 |
| 2008-12-04 | 27.150 | 27.310 | 25.000 | 25.470 | 4.379 | 1,781,147 |
Stock splits
| Date | Split (new : old) |
|---|
| 2014-02-03 | 11422:10000 |
| 2012-06-04 | 2:1 |
| 2001-06-12 | 2:1 |
| 1990-03-01 | 2:1 |
Dividends
| Ex-date | Amount |
|---|
| 2026-08-03 | 1.0700 USD |
| 2026-05-04 | 1.0700 USD |
| 2026-02-02 | 1.0700 USD |
| 2025-11-03 | 1.0300 USD |
| 2025-08-01 | 1.0300 USD |
| 2025-05-05 | 1.0300 USD |
| 2025-02-03 | 1.0300 USD |
| 2024-11-01 | 0.9900 USD |
| 2024-08-01 | 0.9900 USD |
| 2024-04-30 | 0.9900 USD |
| 2024-01-29 | 0.9900 USD |
| 2023-10-31 | 0.9550 USD |
| 2023-07-31 | 0.9550 USD |
| 2023-04-28 | 0.9550 USD |
| 2023-01-27 | 0.9550 USD |
| 2022-10-31 | 0.9350 USD |
| 2022-07-29 | 0.9350 USD |
| 2022-04-29 | 0.9350 USD |
| 2022-01-28 | 0.9350 USD |
| 2021-10-29 | 0.9350 USD |
| 2021-07-30 | 0.9350 USD |
| 2021-04-23 | 0.9350 USD |
| 2021-01-29 | 0.9350 USD |
| 2020-10-30 | 0.9350 USD |
| 2020-07-31 | 0.9350 USD |
| 2020-04-24 | 0.9350 USD |
| 2020-01-24 | 0.9350 USD |
| 2019-11-01 | 0.9150 USD |
| 2019-08-05 | 0.8900 USD |
| 2019-04-26 | 0.8650 USD |
| 2019-01-25 | 0.8600 USD |
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.