Alliant Energy Corp. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-07-28 | 74.630 | 75.550 | 73.320 | 74.220 | 73.671 | 209 |
| 2026-07-27 | 75.830 | 77.880 | 73.220 | 73.950 | 73.403 | 165 |
| 2026-07-24 | 73.320 | 75.550 | 73.320 | 74.780 | 74.227 | 151 |
| 2026-07-23 | 73.440 | 74.695 | 73.440 | 74.190 | 73.641 | 137 |
| 2026-07-22 | 72.760 | 74.330 | 70.950 | 74.310 | 73.761 | 724 |
| 2026-07-21 | 77.000 | 77.000 | 72.445 | 72.590 | 72.053 | 389 |
| 2026-07-20 | 75.290 | 76.990 | 73.830 | 74.090 | 73.542 | 98 |
| 2026-07-17 | 78.790 | 79.410 | 74.950 | 75.120 | 74.565 | 109 |
| 2026-07-16 | 75.000 | 75.790 | 72.380 | 75.460 | 74.902 | 43 |
| 2026-07-15 | 77.050 | 77.050 | 75.120 | 75.120 | 74.565 | 542 |
| 2026-07-14 | 79.460 | 79.460 | 75.600 | 76.370 | 75.805 | 31 |
| 2026-07-13 | 77.160 | 77.300 | 74.000 | 76.860 | 76.292 | 87 |
| 2026-07-10 | 75.200 | 76.530 | 74.000 | 76.260 | 75.696 | 21 |
| 2026-07-09 | 77.700 | 77.700 | 75.930 | 76.000 | 75.438 | 103 |
| 2026-07-08 | 77.775 | 78.290 | 76.344 | 76.344 | 75.779 | 327 |
| 2026-07-07 | 76.960 | 78.800 | 74.000 | 77.740 | 77.165 | 75 |
| 2026-07-06 | 78.030 | 78.640 | 76.480 | 76.660 | 76.093 | 135 |
| 2026-07-02 | 76.230 | 78.560 | 75.190 | 77.730 | 77.155 | 388 |
| 2026-07-01 | 74.000 | 78.560 | 74.000 | 75.711 | 75.151 | 574 |
| 2026-06-30 | 77.610 | 78.560 | 76.160 | 76.970 | 76.401 | 46 |
| 2026-06-29 | 77.600 | 77.990 | 76.020 | 77.010 | 76.441 | 542 |
| 2026-06-26 | 75.840 | 76.910 | 75.280 | 76.860 | 76.292 | 390 |
| 2026-06-25 | 75.630 | 76.200 | 75.600 | 75.830 | 75.269 | 3,052 |
| 2026-06-24 | 73.900 | 75.750 | 72.570 | 74.740 | 74.187 | 13,636 |
| 2026-06-23 | 75.510 | 75.510 | 72.260 | 74.220 | 73.671 | 38 |
| 2026-06-22 | 72.580 | 73.892 | 72.430 | 73.570 | 73.026 | 263 |
| 2026-06-18 | 72.470 | 73.680 | 72.250 | 73.230 | 72.689 | 79 |
| 2026-06-17 | 73.540 | 73.540 | 73.080 | 73.307 | 72.765 | 31 |
| 2026-06-16 | 72.970 | 74.490 | 72.970 | 73.960 | 73.413 | 288 |
| 2026-06-15 | 74.030 | 74.030 | 71.650 | 73.590 | 73.046 | 95 |
| 2026-06-12 | 72.200 | 73.760 | 72.200 | 73.060 | 72.520 | 64 |
| 2026-06-11 | 70.210 | 73.760 | 70.210 | 73.420 | 72.877 | 772 |
| 2026-06-10 | 71.800 | 73.760 | 70.940 | 73.510 | 72.966 | 113 |
| 2026-06-09 | 71.360 | 72.730 | 71.290 | 72.300 | 71.765 | 40 |
| 2026-06-08 | 72.060 | 73.590 | 71.662 | 71.662 | 71.132 | 12 |
| 2026-06-05 | 72.470 | 72.970 | 69.010 | 72.900 | 72.361 | 24 |
| 2026-06-04 | 70.170 | 72.790 | 69.150 | 71.100 | 70.574 | 118 |
| 2026-06-03 | 71.000 | 72.160 | 70.610 | 71.910 | 71.378 | 22 |
| 2026-06-02 | 69.960 | 71.020 | 69.000 | 70.960 | 70.436 | 206 |
| 2026-06-01 | 71.270 | 72.390 | 69.770 | 69.900 | 69.383 | 6,273 |
| 2026-05-29 | 71.820 | 73.550 | 71.170 | 71.520 | 70.991 | 151 |
| 2026-05-28 | 75.000 | 75.510 | 72.400 | 72.400 | 71.865 | 157 |
| 2026-05-27 | 73.000 | 74.180 | 72.390 | 73.740 | 73.195 | 27 |
| 2026-05-26 | 73.500 | 76.380 | 73.000 | 73.810 | 73.264 | 121 |
| 2026-05-22 | 70.920 | 75.510 | 70.920 | 73.750 | 73.205 | 45 |
| 2026-05-21 | 72.170 | 73.170 | 71.060 | 72.970 | 72.430 | 30 |
| 2026-05-20 | 72.980 | 73.560 | 72.760 | 72.910 | 72.371 | 9 |
| 2026-05-19 | 72.440 | 73.028 | 70.680 | 72.870 | 72.331 | 330 |
| 2026-05-18 | 70.700 | 73.230 | 69.010 | 71.440 | 70.912 | 4,671 |
| 2026-05-15 | 72.810 | 73.540 | 70.900 | 70.900 | 70.376 | 140 |
| 2026-05-14 | 71.890 | 73.480 | 71.890 | 72.163 | 71.629 | 29 |
| 2026-05-13 | 73.370 | 73.520 | 70.700 | 72.570 | 72.033 | 47 |
| 2026-05-12 | 71.970 | 73.520 | 71.430 | 72.190 | 71.656 | 26 |
| 2026-05-11 | 70.490 | 73.520 | 70.360 | 72.670 | 72.133 | 417 |
| 2026-05-08 | 70.700 | 73.940 | 70.700 | 71.890 | 71.358 | 16 |
| 2026-05-07 | 72.960 | 72.960 | 71.700 | 71.715 | 71.185 | 6,348 |
| 2026-05-06 | 73.530 | 74.490 | 71.980 | 72.385 | 71.850 | 273 |
| 2026-05-05 | 73.680 | 75.750 | 72.850 | 73.640 | 73.096 | 829 |
| 2026-05-01 | 74.100 | 75.530 | 73.170 | 74.260 | 73.711 | 939 |
| 2026-04-30 | 72.000 | 74.230 | 70.950 | 72.600 | 72.063 | 262,197 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-07-30 | 0.5350 USD |
| 2026-04-30 | 0.5350 USD |
| 2026-01-29 | 0.5350 USD |
| 2025-10-30 | 0.5075 USD |
| 2025-07-30 | 0.5075 USD |
| 2025-04-30 | 0.5075 USD |
| 2025-01-31 | 0.5075 USD |
| 2024-10-30 | 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.