Alliant Energy Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2020-10-30 | 55.420 | 55.740 | 54.640 | 55.280 | 45.925 | 1,348,000 |
| 2020-10-29 | 54.780 | 56.270 | 54.150 | 55.570 | 46.166 | 967,500 |
| 2020-10-28 | 56.190 | 57.060 | 55.430 | 55.520 | 45.809 | 1,267,500 |
| 2020-10-27 | 57.050 | 57.520 | 56.630 | 57.160 | 47.162 | 978,600 |
| 2020-10-26 | 56.290 | 57.010 | 56.100 | 56.830 | 46.889 | 797,800 |
| 2020-10-23 | 56.850 | 56.860 | 56.130 | 56.670 | 46.757 | 832,200 |
| 2020-10-22 | 55.500 | 56.650 | 55.330 | 56.460 | 46.584 | 1,256,000 |
| 2020-10-21 | 55.000 | 56.080 | 54.980 | 55.640 | 45.908 | 1,527,000 |
| 2020-10-20 | 54.890 | 55.380 | 54.620 | 55.140 | 45.495 | 875,600 |
| 2020-10-19 | 54.980 | 55.220 | 54.560 | 54.720 | 45.148 | 1,599,800 |
| 2020-10-16 | 54.490 | 55.230 | 54.210 | 54.890 | 45.289 | 1,339,700 |
| 2020-10-15 | 53.710 | 54.880 | 53.620 | 54.550 | 45.008 | 874,600 |
| 2020-10-14 | 54.290 | 54.530 | 53.760 | 54.050 | 44.596 | 698,000 |
| 2020-10-13 | 54.380 | 54.500 | 53.660 | 54.080 | 44.620 | 898,600 |
| 2020-10-12 | 54.630 | 55.200 | 54.590 | 54.720 | 45.148 | 1,271,800 |
| 2020-10-09 | 55.220 | 55.520 | 54.480 | 54.740 | 45.165 | 881,300 |
| 2020-10-08 | 54.220 | 55.200 | 54.080 | 55.180 | 45.528 | 1,405,500 |
| 2020-10-07 | 54.730 | 54.840 | 53.740 | 54.080 | 44.620 | 1,063,000 |
| 2020-10-06 | 53.530 | 54.870 | 53.150 | 54.390 | 44.876 | 1,334,900 |
| 2020-10-05 | 53.150 | 53.520 | 52.530 | 53.310 | 43.985 | 1,463,100 |
| 2020-10-02 | 52.060 | 53.470 | 52.020 | 53.090 | 43.804 | 1,491,700 |
| 2020-10-01 | 51.570 | 52.530 | 51.570 | 52.330 | 43.176 | 1,596,600 |
| 2020-09-30 | 51.560 | 51.870 | 51.240 | 51.650 | 42.615 | 1,583,600 |
| 2020-09-29 | 51.660 | 51.770 | 50.990 | 51.080 | 42.145 | 968,400 |
| 2020-09-28 | 51.660 | 51.970 | 51.240 | 51.490 | 42.483 | 1,493,000 |
| 2020-09-25 | 49.520 | 51.520 | 49.310 | 51.350 | 42.368 | 2,044,100 |
| 2020-09-24 | 49.800 | 50.310 | 49.420 | 49.930 | 41.196 | 1,253,400 |
| 2020-09-23 | 50.220 | 50.430 | 49.790 | 49.830 | 41.114 | 1,196,600 |
| 2020-09-22 | 49.670 | 50.470 | 49.640 | 50.010 | 41.262 | 1,322,600 |
| 2020-09-21 | 50.340 | 50.770 | 48.890 | 49.830 | 41.114 | 1,805,000 |
| 2020-09-18 | 52.020 | 52.110 | 50.880 | 50.980 | 42.063 | 2,342,500 |
| 2020-09-17 | 52.770 | 52.770 | 51.790 | 52.180 | 43.053 | 1,167,300 |
| 2020-09-16 | 52.750 | 53.670 | 52.450 | 53.060 | 43.779 | 1,480,900 |
| 2020-09-15 | 52.790 | 53.560 | 52.600 | 52.760 | 43.531 | 1,518,000 |
| 2020-09-14 | 52.120 | 52.570 | 51.840 | 52.330 | 43.176 | 2,246,000 |
| 2020-09-11 | 52.110 | 52.260 | 51.520 | 51.860 | 42.789 | 2,009,700 |
| 2020-09-10 | 53.510 | 53.890 | 52.030 | 52.080 | 42.970 | 1,977,900 |
| 2020-09-09 | 52.960 | 54.460 | 52.960 | 53.780 | 44.373 | 2,710,300 |
| 2020-09-08 | 53.280 | 53.400 | 52.310 | 52.650 | 43.441 | 1,839,000 |
| 2020-09-04 | 54.200 | 54.390 | 52.660 | 53.290 | 43.969 | 1,763,400 |
| 2020-09-03 | 54.850 | 55.150 | 53.570 | 53.970 | 44.530 | 1,611,600 |
| 2020-09-02 | 53.470 | 54.850 | 53.210 | 54.660 | 45.099 | 2,170,100 |
| 2020-09-01 | 54.010 | 54.070 | 53.250 | 53.480 | 44.125 | 996,000 |
| 2020-08-31 | 54.090 | 54.600 | 54.020 | 54.150 | 44.678 | 1,349,300 |
| 2020-08-28 | 54.050 | 54.350 | 53.560 | 54.320 | 44.818 | 836,200 |
| 2020-08-27 | 54.470 | 54.870 | 53.800 | 54.000 | 44.554 | 907,700 |
| 2020-08-26 | 54.320 | 54.340 | 53.320 | 54.040 | 44.587 | 1,402,800 |
| 2020-08-25 | 55.060 | 55.070 | 54.140 | 54.250 | 44.761 | 875,700 |
| 2020-08-24 | 54.270 | 54.690 | 53.600 | 54.650 | 45.091 | 838,900 |
| 2020-08-21 | 53.810 | 54.200 | 53.160 | 54.080 | 44.620 | 943,800 |
| 2020-08-20 | 53.500 | 54.130 | 53.150 | 53.620 | 44.241 | 882,900 |
| 2020-08-19 | 53.810 | 54.060 | 53.470 | 53.820 | 44.406 | 975,900 |
| 2020-08-18 | 53.790 | 54.010 | 53.310 | 53.650 | 44.266 | 799,300 |
| 2020-08-17 | 54.040 | 54.470 | 53.690 | 53.900 | 44.472 | 1,131,200 |
| 2020-08-14 | 54.080 | 54.410 | 53.650 | 53.770 | 44.365 | 688,300 |
| 2020-08-13 | 54.100 | 54.130 | 53.400 | 53.980 | 44.538 | 1,181,700 |
| 2020-08-12 | 53.950 | 54.440 | 53.550 | 53.930 | 44.497 | 884,500 |
| 2020-08-11 | 55.600 | 55.600 | 53.490 | 53.660 | 44.274 | 911,400 |
| 2020-08-10 | 55.030 | 55.590 | 54.640 | 55.350 | 45.668 | 1,130,500 |
| 2020-08-07 | 52.570 | 55.120 | 52.220 | 54.720 | 45.148 | 1,476,000 |
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.