Alliant Energy Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2016-07-20 | 39.670 | 39.670 | 39.350 | 39.550 | 28.673 | 888,600 |
| 2016-07-19 | 39.670 | 39.740 | 39.370 | 39.610 | 28.716 | 605,000 |
| 2016-07-18 | 39.480 | 39.710 | 39.390 | 39.570 | 28.687 | 820,600 |
| 2016-07-15 | 39.380 | 39.590 | 39.250 | 39.410 | 28.571 | 957,100 |
| 2016-07-14 | 39.400 | 39.640 | 39.300 | 39.340 | 28.521 | 1,098,900 |
| 2016-07-13 | 39.610 | 39.750 | 39.460 | 39.710 | 28.789 | 1,338,400 |
| 2016-07-12 | 40.180 | 40.340 | 39.300 | 39.340 | 28.521 | 3,037,600 |
| 2016-07-11 | 40.370 | 40.460 | 39.810 | 40.460 | 29.333 | 1,629,300 |
| 2016-07-08 | 39.740 | 40.560 | 39.340 | 40.550 | 29.398 | 2,592,800 |
| 2016-07-07 | 40.470 | 40.700 | 39.690 | 39.850 | 28.890 | 2,742,000 |
| 2016-07-06 | 40.910 | 40.990 | 40.420 | 40.780 | 29.565 | 2,133,700 |
| 2016-07-05 | 40.450 | 40.980 | 40.350 | 40.870 | 29.630 | 1,852,300 |
| 2016-07-01 | 39.980 | 40.550 | 39.810 | 40.390 | 29.282 | 3,185,200 |
| 2016-06-30 | 39.520 | 40.240 | 39.500 | 39.700 | 28.782 | 51,880,800 |
| 2016-06-29 | 40.020 | 40.240 | 39.750 | 39.820 | 28.869 | 867,300 |
| 2016-06-28 | 39.860 | 39.960 | 39.340 | 39.810 | 28.861 | 1,676,400 |
| 2016-06-27 | 39.260 | 39.970 | 39.140 | 39.850 | 28.890 | 1,420,300 |
| 2016-06-24 | 38.480 | 39.530 | 38.150 | 39.280 | 28.477 | 1,565,100 |
| 2016-06-23 | 38.680 | 38.850 | 38.500 | 38.800 | 28.129 | 1,003,500 |
| 2016-06-22 | 39.120 | 39.160 | 38.620 | 38.640 | 28.013 | 1,064,100 |
| 2016-06-21 | 38.970 | 39.250 | 38.650 | 39.050 | 28.310 | 1,313,700 |
| 2016-06-20 | 38.930 | 39.090 | 38.480 | 38.890 | 28.194 | 1,033,700 |
| 2016-06-17 | 38.700 | 38.910 | 38.460 | 38.910 | 28.209 | 1,491,500 |
| 2016-06-16 | 38.700 | 38.950 | 38.530 | 38.820 | 28.144 | 829,500 |
| 2016-06-15 | 39.230 | 39.230 | 38.490 | 38.680 | 28.042 | 930,300 |
| 2016-06-14 | 39.000 | 39.180 | 38.650 | 39.110 | 28.354 | 1,318,300 |
| 2016-06-13 | 38.940 | 39.200 | 38.790 | 38.820 | 28.144 | 862,900 |
| 2016-06-10 | 39.130 | 39.410 | 38.530 | 38.990 | 28.267 | 1,202,300 |
| 2016-06-09 | 38.860 | 39.490 | 38.780 | 39.420 | 28.579 | 1,093,800 |
| 2016-06-08 | 38.460 | 38.920 | 38.420 | 38.880 | 28.187 | 913,700 |
| 2016-06-07 | 38.270 | 38.700 | 38.220 | 38.520 | 27.926 | 1,267,200 |
| 2016-06-06 | 38.290 | 38.470 | 38.030 | 38.280 | 27.752 | 1,291,400 |
| 2016-06-03 | 37.900 | 38.570 | 37.810 | 38.310 | 27.774 | 1,384,100 |
| 2016-06-02 | 37.170 | 37.420 | 36.930 | 37.400 | 27.114 | 1,198,300 |
| 2016-06-01 | 36.970 | 37.320 | 36.920 | 37.300 | 27.042 | 1,149,500 |
| 2016-05-31 | 36.770 | 37.210 | 36.640 | 37.050 | 26.860 | 3,092,300 |
| 2016-05-27 | 36.720 | 36.940 | 36.570 | 36.840 | 26.708 | 1,024,000 |
| 2016-05-26 | 36.400 | 36.860 | 36.370 | 36.730 | 26.628 | 1,300,400 |
| 2016-05-25 | 36.430 | 36.600 | 36.110 | 36.430 | 26.411 | 1,705,000 |
| 2016-05-24 | 35.810 | 36.440 | 35.800 | 36.390 | 26.382 | 1,143,100 |
| 2016-05-23 | 35.910 | 36.090 | 35.740 | 35.750 | 25.918 | 1,090,300 |
| 2016-05-20 | 35.800 | 36.320 | 35.550 | 35.910 | 26.034 | 998,000 |
| 2016-05-19 | 70.380 | 71.570 | 70.170 | 71.480 | 25.911 | 1,231,400 |
| 2016-05-18 | 71.520 | 72.500 | 70.380 | 70.700 | 25.628 | 1,061,400 |
| 2016-05-17 | 73.800 | 73.850 | 71.640 | 71.980 | 26.092 | 1,355,600 |
| 2016-05-16 | 73.570 | 73.980 | 73.010 | 73.970 | 26.813 | 806,000 |
| 2016-05-13 | 73.840 | 74.210 | 73.220 | 73.770 | 26.741 | 826,400 |
| 2016-05-12 | 73.350 | 74.160 | 73.170 | 74.100 | 26.860 | 1,467,200 |
| 2016-05-11 | 73.500 | 73.930 | 72.760 | 73.400 | 26.607 | 1,002,400 |
| 2016-05-10 | 73.350 | 73.410 | 72.890 | 73.200 | 26.534 | 694,000 |
| 2016-05-09 | 72.420 | 73.110 | 72.300 | 72.940 | 26.440 | 669,400 |
| 2016-05-06 | 72.240 | 72.660 | 71.510 | 72.430 | 26.255 | 1,546,800 |
| 2016-05-05 | 72.120 | 72.940 | 71.150 | 72.500 | 26.280 | 1,291,200 |
| 2016-05-04 | 71.090 | 72.570 | 70.910 | 72.150 | 26.154 | 1,225,000 |
| 2016-05-03 | 71.350 | 71.610 | 70.660 | 71.310 | 25.849 | 786,600 |
| 2016-05-02 | 70.500 | 71.580 | 70.310 | 71.280 | 25.838 | 1,030,000 |
| 2016-04-29 | 69.400 | 70.610 | 68.970 | 70.520 | 25.563 | 1,430,000 |
| 2016-04-28 | 68.860 | 69.690 | 68.720 | 69.530 | 25.204 | 1,475,400 |
| 2016-04-27 | 68.690 | 69.620 | 68.150 | 69.310 | 25.124 | 1,241,400 |
| 2016-04-26 | 69.220 | 69.580 | 68.850 | 69.050 | 24.817 | 1,440,400 |
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.