Alliant Energy Corp. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-11-03 | 66.870 | 66.870 | 65.955 | 66.420 | 64.915 | 848 |
| 2025-10-31 | 66.992 | 67.304 | 66.674 | 66.674 | 65.163 | 3,126 |
| 2025-10-30 | 68.102 | 68.420 | 67.760 | 68.010 | 66.469 | 5,776 |
| 2025-10-29 | 67.670 | 68.202 | 67.560 | 67.660 | 65.630 | 196 |
| 2025-10-28 | 68.800 | 68.800 | 67.724 | 67.960 | 65.921 | 781 |
| 2025-10-27 | 69.780 | 69.780 | 68.100 | 68.530 | 66.474 | 151 |
| 2025-10-24 | 69.130 | 69.660 | 69.130 | 69.210 | 67.134 | 2,657 |
| 2025-10-23 | 68.740 | 68.950 | 68.070 | 68.920 | 66.853 | 344 |
| 2025-10-22 | 68.540 | 68.680 | 68.070 | 68.680 | 66.620 | 56 |
| 2025-10-21 | 68.938 | 68.940 | 68.182 | 68.182 | 66.136 | 62 |
| 2025-10-20 | 68.385 | 68.560 | 68.190 | 68.480 | 66.426 | 271 |
| 2025-10-17 | 67.270 | 68.170 | 67.270 | 67.934 | 65.896 | 253 |
| 2025-10-16 | 68.990 | 69.020 | 68.152 | 68.152 | 66.108 | 311 |
| 2025-10-15 | 68.560 | 68.796 | 68.302 | 68.302 | 66.253 | 407 |
| 2025-10-14 | 67.830 | 68.330 | 67.810 | 68.130 | 66.086 | 9 |
| 2025-10-13 | 67.880 | 68.140 | 67.420 | 67.910 | 65.873 | 478 |
| 2025-10-10 | 67.120 | 68.180 | 67.120 | 68.110 | 66.067 | 184 |
| 2025-10-09 | 67.815 | 68.460 | 67.540 | 67.540 | 65.514 | 60 |
| 2025-10-08 | 68.315 | 68.315 | 67.382 | 67.510 | 65.485 | 3,152 |
| 2025-10-07 | 67.999 | 68.309 | 67.999 | 68.309 | 66.260 | 97 |
| 2025-10-06 | 66.722 | 67.688 | 66.722 | 67.688 | 65.658 | 58 |
| 2025-10-03 | 66.150 | 67.120 | 66.150 | 67.060 | 65.048 | 14 |
| 2025-10-02 | 66.550 | 66.850 | 66.380 | 66.600 | 64.602 | 33 |
| 2025-10-01 | 67.500 | 67.500 | 67.080 | 67.136 | 65.122 | 42 |
| 2025-09-30 | 66.690 | 67.228 | 66.450 | 67.228 | 65.211 | 4,681 |
| 2025-09-29 | 65.950 | 66.436 | 65.840 | 66.436 | 64.443 | 342 |
| 2025-09-26 | 65.500 | 66.210 | 65.200 | 65.840 | 63.865 | 20 |
| 2025-09-25 | 65.580 | 65.840 | 65.104 | 65.280 | 63.322 | 344 |
| 2025-09-24 | 65.000 | 65.300 | 64.750 | 65.300 | 63.341 | 320 |
| 2025-09-23 | 63.830 | 64.550 | 63.830 | 64.430 | 62.497 | 11 |
| 2025-09-22 | 64.220 | 64.520 | 63.810 | 63.860 | 61.944 | 83 |
| 2025-09-19 | 63.550 | 64.050 | 63.360 | 64.050 | 62.129 | 379 |
| 2025-09-18 | 63.860 | 64.096 | 63.670 | 64.096 | 62.173 | 16 |
| 2025-09-17 | 64.210 | 64.380 | 63.770 | 64.290 | 62.362 | 60 |
| 2025-09-16 | 64.800 | 64.800 | 64.040 | 64.040 | 62.119 | 132 |
| 2025-09-15 | 64.900 | 65.050 | 64.810 | 64.910 | 62.963 | 17 |
| 2025-09-12 | 64.500 | 64.930 | 64.340 | 64.900 | 62.953 | 46 |
| 2025-09-11 | 63.970 | 64.490 | 63.800 | 64.430 | 62.497 | 70 |
| 2025-09-10 | 63.940 | 64.280 | 63.810 | 63.970 | 62.051 | 14 |
| 2025-09-09 | 63.990 | 64.000 | 63.630 | 63.980 | 62.061 | 83 |
| 2025-09-08 | 64.680 | 64.680 | 63.995 | 63.995 | 62.075 | 469 |
| 2025-09-05 | 64.810 | 65.150 | 64.410 | 64.410 | 62.478 | 137 |
| 2025-09-04 | 65.090 | 65.140 | 64.340 | 64.560 | 62.623 | 255 |
| 2025-09-03 | 64.320 | 64.700 | 64.320 | 64.490 | 62.556 | 96 |
| 2025-09-02 | 64.801 | 64.840 | 64.390 | 64.390 | 62.459 | 37 |
| 2025-08-29 | 65.280 | 65.360 | 64.570 | 65.360 | 63.399 | 2 |
| 2025-08-28 | 65.830 | 66.000 | 65.200 | 65.200 | 63.244 | 18 |
| 2025-08-27 | 65.820 | 65.930 | 65.560 | 65.660 | 63.690 | 6,205 |
| 2025-08-26 | 66.180 | 66.180 | 65.650 | 65.930 | 63.952 | 4 |
| 2025-08-22 | 66.170 | 66.670 | 66.170 | 66.530 | 64.534 | 3 |
| 2025-08-21 | 66.200 | 66.490 | 65.890 | 66.070 | 64.088 | 29 |
| 2025-08-20 | 66.590 | 66.930 | 66.081 | 66.156 | 64.172 | 220 |
| 2025-08-19 | 64.820 | 65.710 | 64.450 | 65.710 | 63.739 | 67 |
| 2025-08-18 | 65.090 | 65.090 | 64.840 | 65.040 | 63.089 | 18 |
| 2025-08-15 | 64.490 | 65.000 | 63.970 | 64.410 | 62.478 | 3 |
| 2025-08-14 | 65.120 | 65.840 | 64.950 | 64.990 | 63.041 | 244 |
| 2025-08-13 | 65.060 | 65.060 | 64.610 | 64.920 | 62.973 | 6 |
| 2025-08-12 | 65.560 | 65.560 | 64.350 | 64.529 | 62.593 | 340 |
| 2025-08-11 | 66.180 | 66.180 | 65.030 | 65.030 | 63.079 | 120 |
| 2025-08-08 | 66.685 | 66.685 | 65.700 | 65.700 | 63.729 | 565 |
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.