Alliant Energy Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2012-12-21 | 44.130 | 44.760 | 43.940 | 44.530 | 14.234 | 2,050,200 |
| 2012-12-20 | 44.860 | 44.990 | 44.500 | 44.860 | 14.340 | 706,400 |
| 2012-12-19 | 45.050 | 45.080 | 44.570 | 44.720 | 14.295 | 866,000 |
| 2012-12-18 | 44.960 | 45.230 | 44.680 | 45.020 | 14.391 | 1,662,400 |
| 2012-12-17 | 44.020 | 45.000 | 43.980 | 45.000 | 14.384 | 1,111,600 |
| 2012-12-14 | 44.190 | 44.400 | 43.730 | 43.780 | 13.995 | 1,156,600 |
| 2012-12-13 | 44.380 | 44.520 | 44.110 | 44.250 | 14.145 | 606,400 |
| 2012-12-12 | 44.750 | 44.840 | 44.370 | 44.420 | 14.199 | 533,000 |
| 2012-12-11 | 44.750 | 44.890 | 44.470 | 44.650 | 14.273 | 560,000 |
| 2012-12-10 | 44.460 | 44.700 | 44.340 | 44.630 | 14.266 | 665,600 |
| 2012-12-07 | 44.490 | 44.840 | 44.280 | 44.550 | 14.241 | 556,400 |
| 2012-12-06 | 44.730 | 44.830 | 44.440 | 44.570 | 14.247 | 539,200 |
| 2012-12-05 | 44.360 | 44.860 | 44.190 | 44.730 | 14.298 | 848,200 |
| 2012-12-04 | 44.410 | 44.770 | 44.220 | 44.330 | 14.170 | 579,000 |
| 2012-12-03 | 44.830 | 44.830 | 44.140 | 44.490 | 14.221 | 560,600 |
| 2012-11-30 | 44.410 | 44.850 | 44.240 | 44.820 | 14.327 | 1,175,800 |
| 2012-11-29 | 44.370 | 44.480 | 43.850 | 44.410 | 14.196 | 703,000 |
| 2012-11-28 | 43.850 | 44.300 | 43.760 | 44.200 | 14.129 | 490,400 |
| 2012-11-27 | 44.000 | 44.300 | 43.930 | 44.040 | 14.078 | 814,200 |
| 2012-11-26 | 43.520 | 44.270 | 43.520 | 43.940 | 14.046 | 914,000 |
| 2012-11-23 | 43.810 | 43.980 | 43.490 | 43.720 | 13.975 | 589,800 |
| 2012-11-21 | 43.990 | 44.120 | 43.610 | 43.760 | 13.988 | 1,627,800 |
| 2012-11-20 | 43.450 | 43.850 | 43.180 | 43.850 | 14.017 | 1,210,800 |
| 2012-11-19 | 43.710 | 43.760 | 43.130 | 43.450 | 13.889 | 789,400 |
| 2012-11-16 | 42.600 | 43.490 | 42.440 | 43.460 | 13.892 | 1,366,000 |
| 2012-11-15 | 42.910 | 43.000 | 42.210 | 42.380 | 13.547 | 1,207,600 |
| 2012-11-14 | 43.470 | 43.690 | 42.650 | 42.760 | 13.668 | 1,669,400 |
| 2012-11-13 | 43.300 | 43.690 | 43.130 | 43.460 | 13.892 | 1,398,000 |
| 2012-11-12 | 43.740 | 44.000 | 43.230 | 43.580 | 13.931 | 1,130,800 |
| 2012-11-09 | 42.550 | 44.230 | 42.550 | 43.700 | 13.969 | 1,662,400 |
| 2012-11-08 | 42.870 | 43.370 | 42.770 | 42.770 | 13.672 | 1,052,800 |
| 2012-11-07 | 43.640 | 43.730 | 42.590 | 42.790 | 13.678 | 717,200 |
| 2012-11-06 | 43.540 | 43.920 | 43.410 | 43.830 | 14.010 | 668,000 |
| 2012-11-05 | 44.030 | 44.080 | 43.480 | 43.500 | 13.905 | 780,200 |
| 2012-11-02 | 45.080 | 45.080 | 44.040 | 44.050 | 14.081 | 1,656,200 |
| 2012-11-01 | 44.720 | 44.980 | 44.320 | 44.830 | 14.330 | 1,359,400 |
| 2012-10-31 | 44.310 | 44.720 | 44.010 | 44.700 | 14.289 | 966,400 |
| 2012-10-26 | 44.600 | 44.600 | 44.300 | 44.490 | 14.078 | 407,800 |
| 2012-10-25 | 44.530 | 44.690 | 44.150 | 44.490 | 14.078 | 471,400 |
| 2012-10-24 | 44.750 | 44.760 | 44.300 | 44.330 | 14.027 | 828,200 |
| 2012-10-23 | 44.690 | 45.010 | 44.070 | 44.650 | 14.128 | 929,200 |
| 2012-10-22 | 45.100 | 45.180 | 44.690 | 44.920 | 14.214 | 558,000 |
| 2012-10-19 | 45.550 | 45.660 | 45.040 | 45.170 | 14.293 | 839,000 |
| 2012-10-18 | 45.230 | 45.450 | 45.160 | 45.300 | 14.334 | 463,200 |
| 2012-10-17 | 44.600 | 45.230 | 44.600 | 45.230 | 14.312 | 971,600 |
| 2012-10-16 | 44.630 | 44.860 | 44.480 | 44.600 | 14.112 | 528,600 |
| 2012-10-15 | 44.180 | 44.660 | 43.890 | 44.560 | 14.100 | 812,000 |
| 2012-10-12 | 44.520 | 44.590 | 44.070 | 44.110 | 13.957 | 574,200 |
| 2012-10-11 | 44.320 | 44.620 | 44.110 | 44.400 | 14.049 | 578,800 |
| 2012-10-10 | 44.530 | 44.650 | 44.080 | 44.170 | 13.976 | 548,000 |
| 2012-10-09 | 44.320 | 44.660 | 44.300 | 44.470 | 14.071 | 913,200 |
| 2012-10-08 | 44.090 | 44.470 | 43.990 | 44.410 | 14.052 | 850,400 |
| 2012-10-05 | 44.510 | 44.780 | 44.020 | 44.150 | 13.970 | 1,174,200 |
| 2012-10-04 | 44.350 | 44.520 | 44.260 | 44.520 | 14.087 | 832,000 |
| 2012-10-03 | 43.570 | 44.180 | 43.490 | 44.170 | 13.976 | 1,516,400 |
| 2012-10-02 | 43.340 | 43.550 | 43.310 | 43.490 | 13.761 | 743,000 |
| 2012-10-01 | 43.390 | 43.560 | 43.060 | 43.200 | 13.669 | 1,246,800 |
| 2012-09-28 | 43.070 | 43.510 | 42.950 | 43.390 | 13.730 | 962,000 |
| 2012-09-27 | 43.910 | 43.930 | 43.150 | 43.240 | 13.682 | 1,063,200 |
| 2012-09-26 | 43.730 | 44.230 | 43.690 | 43.850 | 13.875 | 856,800 |
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.