Alliant Energy Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2015-02-13 | 64.400 | 64.400 | 63.030 | 63.570 | 22.028 | 1,999,600 |
| 2015-02-12 | 64.750 | 64.980 | 64.220 | 64.460 | 22.336 | 1,033,400 |
| 2015-02-11 | 65.820 | 65.820 | 64.530 | 64.660 | 22.406 | 1,184,400 |
| 2015-02-10 | 64.720 | 66.080 | 64.580 | 66.080 | 22.898 | 1,594,200 |
| 2015-02-09 | 65.460 | 65.960 | 64.450 | 64.640 | 22.399 | 1,593,400 |
| 2015-02-06 | 68.490 | 68.580 | 65.410 | 65.780 | 22.794 | 1,173,000 |
| 2015-02-05 | 68.490 | 68.900 | 67.920 | 68.810 | 23.844 | 601,800 |
| 2015-02-04 | 69.180 | 69.180 | 67.750 | 68.110 | 23.601 | 1,332,400 |
| 2015-02-03 | 68.680 | 69.350 | 68.350 | 69.110 | 23.948 | 955,000 |
| 2015-02-02 | 68.760 | 69.080 | 67.630 | 68.930 | 23.885 | 1,223,600 |
| 2015-01-30 | 70.070 | 70.150 | 68.560 | 68.610 | 23.774 | 916,000 |
| 2015-01-29 | 69.220 | 70.380 | 68.880 | 70.320 | 24.367 | 886,000 |
| 2015-01-28 | 69.580 | 70.530 | 69.000 | 69.200 | 23.979 | 1,057,600 |
| 2015-01-27 | 69.890 | 70.480 | 69.720 | 70.020 | 24.072 | 1,162,400 |
| 2015-01-26 | 70.010 | 70.170 | 69.250 | 70.170 | 24.124 | 970,200 |
| 2015-01-23 | 70.270 | 70.800 | 69.900 | 70.200 | 24.134 | 772,800 |
| 2015-01-22 | 70.310 | 70.570 | 69.500 | 70.050 | 24.083 | 881,400 |
| 2015-01-21 | 69.370 | 70.070 | 68.690 | 70.070 | 24.089 | 784,800 |
| 2015-01-20 | 69.650 | 69.880 | 68.830 | 69.570 | 23.918 | 1,297,800 |
| 2015-01-16 | 68.190 | 69.670 | 68.010 | 69.600 | 23.928 | 2,000,800 |
| 2015-01-15 | 68.160 | 68.420 | 67.830 | 68.320 | 23.488 | 1,691,800 |
| 2015-01-14 | 66.600 | 68.180 | 66.560 | 68.160 | 23.433 | 1,254,600 |
| 2015-01-13 | 66.970 | 67.930 | 66.440 | 66.930 | 23.010 | 908,000 |
| 2015-01-12 | 66.800 | 66.920 | 66.180 | 66.470 | 22.852 | 907,000 |
| 2015-01-09 | 67.760 | 67.760 | 66.510 | 66.650 | 22.914 | 1,109,400 |
| 2015-01-08 | 66.930 | 67.890 | 66.740 | 67.610 | 23.244 | 2,024,000 |
| 2015-01-07 | 65.960 | 66.620 | 65.300 | 66.560 | 22.883 | 1,501,600 |
| 2015-01-06 | 65.850 | 66.900 | 65.420 | 65.480 | 22.511 | 2,481,200 |
| 2015-01-05 | 66.460 | 66.670 | 65.530 | 65.690 | 22.584 | 1,835,000 |
| 2015-01-02 | 66.680 | 66.910 | 65.770 | 66.500 | 22.862 | 1,010,800 |
| 2014-12-31 | 68.020 | 68.210 | 66.390 | 66.420 | 22.835 | 1,066,600 |
| 2014-12-30 | 69.050 | 69.050 | 67.670 | 67.710 | 23.278 | 991,800 |
| 2014-12-29 | 68.150 | 69.780 | 67.730 | 69.320 | 23.832 | 1,856,400 |
| 2014-12-26 | 67.500 | 68.440 | 67.450 | 68.150 | 23.429 | 666,800 |
| 2014-12-24 | 66.330 | 67.570 | 66.220 | 67.410 | 23.175 | 522,600 |
| 2014-12-23 | 66.310 | 66.410 | 65.700 | 66.310 | 22.797 | 1,014,000 |
| 2014-12-22 | 65.420 | 66.120 | 64.930 | 66.100 | 22.725 | 1,500,200 |
| 2014-12-19 | 65.330 | 65.880 | 64.860 | 65.470 | 22.508 | 1,824,400 |
| 2014-12-18 | 64.550 | 65.450 | 63.990 | 65.450 | 22.501 | 939,600 |
| 2014-12-17 | 63.000 | 64.230 | 62.710 | 64.160 | 22.058 | 912,200 |
| 2014-12-16 | 62.610 | 63.660 | 61.940 | 62.760 | 21.576 | 1,145,200 |
| 2014-12-15 | 63.690 | 63.720 | 62.020 | 62.660 | 21.542 | 1,476,600 |
| 2014-12-12 | 63.950 | 64.360 | 63.350 | 63.400 | 21.796 | 865,600 |
| 2014-12-11 | 63.820 | 64.820 | 63.810 | 64.310 | 22.109 | 806,000 |
| 2014-12-10 | 64.620 | 65.120 | 63.760 | 63.760 | 21.920 | 827,000 |
| 2014-12-09 | 64.220 | 64.920 | 64.000 | 64.630 | 22.219 | 1,182,800 |
| 2014-12-08 | 63.660 | 64.580 | 63.470 | 64.480 | 22.168 | 1,715,000 |
| 2014-12-05 | 63.790 | 64.190 | 63.300 | 63.750 | 21.917 | 964,200 |
| 2014-12-04 | 64.030 | 64.260 | 63.690 | 64.230 | 22.082 | 898,000 |
| 2014-12-03 | 63.610 | 63.990 | 63.400 | 63.970 | 21.992 | 1,001,800 |
| 2014-12-02 | 63.300 | 63.920 | 62.890 | 63.730 | 21.910 | 836,600 |
| 2014-12-01 | 62.660 | 63.900 | 62.400 | 63.450 | 21.814 | 1,537,400 |
| 2014-11-28 | 62.290 | 63.140 | 62.290 | 62.870 | 21.614 | 523,000 |
| 2014-11-26 | 61.870 | 62.380 | 61.770 | 62.200 | 21.384 | 544,800 |
| 2014-11-25 | 62.060 | 62.060 | 61.440 | 61.800 | 21.246 | 673,000 |
| 2014-11-24 | 62.210 | 62.470 | 61.710 | 61.860 | 21.267 | 966,400 |
| 2014-11-21 | 62.480 | 62.800 | 61.730 | 62.210 | 21.387 | 910,600 |
| 2014-11-20 | 62.410 | 62.680 | 62.110 | 62.380 | 21.446 | 707,600 |
| 2014-11-19 | 62.380 | 62.570 | 62.010 | 62.550 | 21.504 | 850,800 |
| 2014-11-18 | 62.020 | 62.800 | 61.740 | 62.560 | 21.508 | 1,501,000 |
Stock splits
| Date | Split (new : old) |
|---|
| 2016-05-20 | 2:1 |
Dividends
| Ex-date | Amount |
|---|
| 2026-07-31 | 0.5350 USD |
| 2026-04-30 | 0.5350 USD |
| 2026-01-30 | 0.5350 USD |
| 2025-10-31 | 0.5075 USD |
| 2025-07-31 | 0.5075 USD |
| 2025-04-30 | 0.5075 USD |
| 2025-01-31 | 0.5075 USD |
| 2024-10-31 | 0.4800 USD |
| 2024-07-31 | 0.4800 USD |
| 2024-04-29 | 0.4800 USD |
| 2024-01-30 | 0.4800 USD |
| 2023-10-30 | 0.4525 USD |
| 2023-07-28 | 0.4525 USD |
| 2023-04-27 | 0.4525 USD |
| 2023-01-30 | 0.4525 USD |
| 2022-10-28 | 0.4275 USD |
| 2022-07-28 | 0.4275 USD |
| 2022-04-28 | 0.4275 USD |
| 2022-01-28 | 0.4275 USD |
| 2021-10-29 | 0.4025 USD |
| 2021-07-29 | 0.4025 USD |
| 2021-04-29 | 0.4025 USD |
| 2021-01-28 | 0.4025 USD |
| 2020-10-29 | 0.3800 USD |
| 2020-07-30 | 0.3800 USD |
| 2020-04-29 | 0.3800 USD |
| 2020-01-30 | 0.3800 USD |
| 2019-10-30 | 0.3550 USD |
| 2019-07-30 | 0.3550 USD |
| 2019-04-29 | 0.3550 USD |
| 2019-01-30 | 0.3550 USD |
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.