Alliant Energy Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2017-04-06 | 39.850 | 39.990 | 39.700 | 39.870 | 29.601 | 657,100 |
| 2017-04-05 | 39.730 | 40.010 | 39.550 | 39.980 | 29.682 | 1,186,100 |
| 2017-04-04 | 39.540 | 39.990 | 39.540 | 39.870 | 29.601 | 1,020,500 |
| 2017-04-03 | 39.630 | 39.630 | 39.270 | 39.590 | 29.393 | 1,045,800 |
| 2017-03-31 | 39.550 | 39.840 | 39.540 | 39.610 | 29.408 | 1,026,700 |
| 2017-03-30 | 39.890 | 39.890 | 39.490 | 39.570 | 29.378 | 847,200 |
| 2017-03-29 | 40.040 | 40.100 | 39.780 | 39.980 | 29.682 | 989,000 |
| 2017-03-28 | 40.010 | 40.160 | 39.870 | 40.120 | 29.786 | 915,400 |
| 2017-03-27 | 40.240 | 40.320 | 39.820 | 40.060 | 29.742 | 1,156,600 |
| 2017-03-24 | 39.860 | 40.220 | 39.730 | 40.100 | 29.771 | 777,900 |
| 2017-03-23 | 39.710 | 40.250 | 39.700 | 39.840 | 29.578 | 877,200 |
| 2017-03-22 | 39.940 | 40.200 | 39.720 | 39.780 | 29.534 | 1,151,100 |
| 2017-03-21 | 39.030 | 39.770 | 39.030 | 39.700 | 29.474 | 1,250,500 |
| 2017-03-20 | 39.620 | 39.680 | 39.080 | 39.100 | 29.029 | 917,700 |
| 2017-03-17 | 39.360 | 39.780 | 39.290 | 39.560 | 29.370 | 5,360,200 |
| 2017-03-16 | 39.330 | 39.620 | 39.020 | 39.130 | 29.051 | 1,612,400 |
| 2017-03-15 | 39.030 | 39.810 | 38.930 | 39.580 | 29.385 | 1,537,100 |
| 2017-03-14 | 38.810 | 38.940 | 38.620 | 38.870 | 28.858 | 1,061,900 |
| 2017-03-13 | 38.610 | 38.840 | 38.410 | 38.750 | 28.769 | 1,656,600 |
| 2017-03-10 | 38.490 | 38.680 | 38.350 | 38.610 | 28.665 | 1,102,500 |
| 2017-03-09 | 38.360 | 38.670 | 38.240 | 38.300 | 28.435 | 1,121,900 |
| 2017-03-08 | 38.980 | 39.000 | 38.390 | 38.390 | 28.502 | 1,019,300 |
| 2017-03-07 | 39.200 | 39.520 | 39.000 | 39.280 | 29.163 | 1,147,000 |
| 2017-03-06 | 39.120 | 39.370 | 39.100 | 39.180 | 29.088 | 1,038,500 |
| 2017-03-03 | 39.260 | 39.260 | 38.870 | 39.190 | 29.096 | 1,175,500 |
| 2017-03-02 | 38.900 | 39.510 | 38.870 | 39.250 | 29.140 | 1,183,900 |
| 2017-03-01 | 38.950 | 39.410 | 38.540 | 39.080 | 29.014 | 1,454,800 |
| 2017-02-28 | 39.060 | 39.590 | 38.990 | 39.480 | 29.311 | 1,927,300 |
| 2017-02-27 | 39.460 | 39.560 | 38.990 | 39.050 | 28.992 | 1,746,100 |
| 2017-02-24 | 39.590 | 39.640 | 38.970 | 39.520 | 29.341 | 1,538,800 |
| 2017-02-23 | 38.840 | 39.150 | 38.650 | 39.110 | 29.036 | 1,103,600 |
| 2017-02-22 | 38.400 | 38.720 | 38.250 | 38.650 | 28.695 | 1,323,800 |
| 2017-02-21 | 37.900 | 38.480 | 37.800 | 38.430 | 28.531 | 1,184,300 |
| 2017-02-17 | 37.970 | 38.160 | 37.740 | 38.080 | 28.272 | 1,254,900 |
| 2017-02-16 | 37.550 | 37.950 | 37.550 | 37.930 | 28.160 | 1,478,700 |
| 2017-02-15 | 37.230 | 37.580 | 37.050 | 37.540 | 27.871 | 1,144,500 |
| 2017-02-14 | 37.890 | 37.970 | 37.420 | 37.670 | 27.967 | 887,400 |
| 2017-02-13 | 37.890 | 37.990 | 37.640 | 37.990 | 28.205 | 978,900 |
| 2017-02-10 | 37.650 | 37.890 | 37.580 | 37.860 | 28.108 | 903,600 |
| 2017-02-09 | 38.060 | 38.200 | 37.630 | 37.650 | 27.952 | 1,060,800 |
| 2017-02-08 | 37.890 | 38.150 | 37.760 | 38.150 | 28.324 | 1,542,800 |
| 2017-02-07 | 37.720 | 37.800 | 37.520 | 37.800 | 28.064 | 758,500 |
| 2017-02-06 | 37.990 | 37.990 | 37.570 | 37.660 | 27.960 | 852,600 |
| 2017-02-03 | 37.530 | 37.910 | 37.520 | 37.820 | 28.079 | 1,520,600 |
| 2017-02-02 | 36.990 | 37.520 | 36.910 | 37.510 | 27.848 | 747,900 |
| 2017-02-01 | 37.370 | 37.520 | 36.800 | 36.980 | 27.455 | 1,191,100 |
| 2017-01-31 | 36.880 | 37.710 | 36.810 | 37.650 | 27.952 | 1,666,800 |
| 2017-01-30 | 37.070 | 37.080 | 36.640 | 36.860 | 27.366 | 911,600 |
| 2017-01-27 | 36.840 | 36.900 | 36.560 | 36.890 | 27.388 | 1,124,000 |
| 2017-01-26 | 36.880 | 37.200 | 36.770 | 36.950 | 27.199 | 750,400 |
| 2017-01-25 | 36.870 | 37.010 | 36.620 | 36.890 | 27.155 | 1,015,700 |
| 2017-01-24 | 36.820 | 37.090 | 36.710 | 36.950 | 27.199 | 1,370,700 |
| 2017-01-23 | 37.370 | 37.550 | 37.010 | 37.030 | 27.258 | 1,096,100 |
| 2017-01-20 | 37.430 | 37.480 | 37.160 | 37.360 | 27.501 | 718,900 |
| 2017-01-19 | 37.490 | 37.720 | 37.220 | 37.280 | 27.442 | 723,700 |
| 2017-01-18 | 37.700 | 37.820 | 37.590 | 37.700 | 27.751 | 937,200 |
| 2017-01-17 | 37.620 | 37.990 | 37.530 | 37.750 | 27.788 | 1,111,600 |
| 2017-01-13 | 37.580 | 37.700 | 37.320 | 37.490 | 27.596 | 949,600 |
| 2017-01-12 | 37.750 | 37.810 | 37.390 | 37.650 | 27.714 | 812,400 |
| 2017-01-11 | 37.330 | 37.820 | 37.170 | 37.750 | 27.788 | 706,200 |
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.