Alliant Energy Corp. historical data

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Date	Open	High	Low	Close	Adj. close	Volume
2026-04-29	72.950	74.230	71.770	72.240	71.175	51
2026-04-28	72.420	74.230	71.780	72.579	71.508	505
2026-04-27	72.230	75.000	71.740	72.540	71.470	153
2026-04-24	72.370	74.090	70.620	72.158	71.094	92
2026-04-23	69.970	73.300	69.970	72.240	71.175	5
2026-04-22	70.800	72.090	70.650	70.890	69.845	364
2026-04-21	72.060	73.440	71.480	71.520	70.465	49
2026-04-20	74.990	74.990	72.110	73.020	71.943	91
2026-04-17	71.000	74.230	71.000	72.730	71.658	769
2026-04-16	72.520	74.230	71.760	72.330	71.263	219
2026-04-15	70.040	74.230	70.040	71.970	70.909	133
2026-04-14	72.420	74.230	70.170	72.011	70.949	370
2026-04-13	73.450	74.240	72.150	72.230	71.165	32
2026-04-10	74.570	74.990	73.300	73.460	72.377	15
2026-04-09	73.000	74.340	72.200	74.100	73.007	321
2026-04-08	72.050	72.940	71.685	72.550	71.480	174
2026-04-07	73.400	73.400	71.280	72.930	71.855	25
2026-04-02	73.400	73.400	69.620	72.733	71.660	80
2026-04-01	73.400	73.400	70.580	72.080	71.017	101
2026-03-31	71.720	71.923	70.650	71.310	70.259	187
2026-03-30	68.710	71.920	68.710	71.626	70.570	112
2026-03-27	71.090	71.330	68.710	71.010	69.963	159
2026-03-26	71.330	71.330	68.710	70.328	69.291	18
2026-03-25	70.760	72.690	67.290	69.900	68.869	111
2026-03-24	68.710	70.440	68.710	70.040	69.007	294
2026-03-23	68.710	71.440	68.000	69.704	68.676	124
2026-03-20	70.700	73.590	69.470	69.523	68.498	201
2026-03-19	73.920	74.570	70.410	70.895	69.850	80,372
2026-03-18	74.570	74.570	70.410	71.920	70.860	79
2026-03-17	73.990	73.990	70.410	72.790	71.717	100
2026-03-16	72.300	74.000	70.410	72.980	71.904	1,485
2026-03-13	71.570	72.990	71.570	72.959	71.883	407
2026-03-12	71.500	72.070	70.470	72.070	71.007	2,090
2026-03-11	72.060	72.310	70.850	70.850	69.805	28
2026-03-10	71.230	71.830	71.020	71.650	70.594	20
2026-03-09	70.810	71.550	70.810	71.262	70.211	183
2026-03-06	71.320	71.320	70.960	71.314	70.262	10
2026-03-05	72.920	72.920	70.930	71.310	70.259	329
2026-03-04	72.030	72.300	71.000	72.151	71.087	521
2026-03-03	70.190	72.540	70.190	71.600	70.544	100
2026-03-02	71.980	72.990	71.760	72.390	71.323	282
2026-02-27	72.020	72.250	70.720	72.250	71.185	45
2026-02-26	70.620	71.900	70.620	71.390	70.337	221
2026-02-25	72.340	72.340	70.400	71.208	70.158	1,982
2026-02-24	71.340	72.620	70.860	71.278	70.227	36
2026-02-23	70.300	72.110	70.300	71.863	70.803	47
2026-02-20	71.990	71.990	70.030	71.050	70.002	226
2026-02-19	70.150	70.470	68.910	70.370	69.332	22
2026-02-18	70.250	72.290	69.890	69.920	68.889	166
2026-02-17	71.190	72.260	71.000	71.260	70.209	36
2026-02-13	70.160	71.198	69.270	71.198	70.148	91
2026-02-12	67.890	70.230	67.890	70.060	69.027	259
2026-02-11	68.690	68.690	67.320	68.172	67.166	97
2026-02-10	67.500	68.240	66.300	68.240	67.234	59
2026-02-09	66.170	67.490	66.160	66.770	65.785	49
2026-02-06	67.430	67.550	66.230	66.670	65.687	2,210
2026-02-05	66.720	67.730	66.540	66.752	65.768	187
2026-02-04	66.550	67.286	65.920	66.820	65.835	391
2026-02-03	65.334	66.390	64.930	66.160	65.184	1,375
2026-02-02	66.350	66.350	65.107	65.107	64.147	51

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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.