Alliant Energy Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Apr 28, 2026	72.67	73.20	72.27	72.46	72.46	0.06%	1,582,362
Apr 27, 2026	72.31	72.87	72.20	72.42	72.42	0.15%	1,412,415
Apr 24, 2026	72.37	72.79	71.98	72.31	72.31	-0.44%	1,979,835
Apr 23, 2026	71.55	72.86	71.45	72.63	72.63	2.35%	2,096,859
Apr 22, 2026	71.60	72.02	70.61	70.96	70.96	-0.25%	1,851,970
Apr 21, 2026	72.55	73.27	71.10	71.14	71.14	-1.74%	1,904,867
Apr 20, 2026	72.70	73.32	72.27	72.40	72.40	-0.59%	1,720,508
Apr 17, 2026	72.47	72.92	71.73	72.83	72.83	0.08%	1,783,917
Apr 16, 2026	71.93	72.83	71.89	72.77	72.77	0.82%	2,130,161
Apr 15, 2026	71.99	72.38	71.37	72.18	72.18	-0.17%	2,081,787
Apr 14, 2026	72.51	72.52	71.65	72.30	72.30	-0.29%	1,455,506
Apr 13, 2026	73.14	73.35	71.98	72.51	72.51	-0.81%	1,822,662
Apr 10, 2026	73.40	73.78	72.87	73.10	73.10	-0.84%	2,036,094
Apr 9, 2026	72.99	74.40	72.93	73.72	73.72	1.00%	1,730,801
Apr 8, 2026	72.26	73.00	71.56	72.99	72.99	0.47%	1,537,426
Apr 7, 2026	72.10	73.14	72.10	72.65	72.65	0.28%	1,538,172
Apr 6, 2026	72.50	72.99	72.34	72.45	72.45	-0.55%	1,345,711
Apr 2, 2026	72.14	72.99	71.89	72.85	72.85	1.26%	1,668,441
Apr 1, 2026	71.36	72.35	71.32	71.94	71.94	0.25%	1,823,063
Mar 31, 2026	71.55	71.84	70.56	71.76	71.76	0.38%	2,376,518
Mar 30, 2026	71.51	71.81	71.10	71.49	71.49	1.38%	1,781,442
Mar 27, 2026	70.34	71.25	70.05	70.52	70.52	0.37%	2,057,256
Mar 26, 2026	69.77	70.48	69.63	70.26	70.26	0.70%	1,342,349
Mar 25, 2026	70.00	70.38	69.49	69.77	69.77	0.16%	1,333,912
Mar 24, 2026	68.93	70.45	68.86	69.66	69.66	0.71%	1,680,756
Mar 23, 2026	69.90	69.90	68.71	69.17	69.17	0.67%	3,150,478
Mar 20, 2026	71.04	71.56	68.11	68.71	68.71	-3.66%	4,456,921
Mar 19, 2026	71.78	72.23	70.60	71.32	71.32	-0.61%	1,962,478
Mar 18, 2026	72.27	72.35	71.72	71.76	71.76	-1.20%	1,802,686
Mar 17, 2026	73.34	73.36	72.47	72.63	72.63	-0.55%	1,368,506
Mar 16, 2026	73.41	73.41	72.71	73.03	73.03	0.33%	1,704,487
Mar 13, 2026	72.31	72.96	72.14	72.79	72.79	1.70%	1,680,242
Mar 12, 2026	70.59	72.37	70.59	71.57	71.57	1.07%	2,503,807
Mar 11, 2026	71.19	71.62	70.62	70.81	70.81	-0.32%	2,271,200
Mar 10, 2026	71.23	71.87	70.90	71.04	71.04	-0.80%	2,150,394
Mar 9, 2026	71.55	71.75	70.67	71.61	71.61	0.08%	2,144,185
Mar 6, 2026	71.05	71.77	70.80	71.55	71.55	0.29%	2,213,178
Mar 5, 2026	71.76	72.19	70.92	71.34	71.34	-1.33%	2,672,083
Mar 4, 2026	72.03	72.43	71.37	72.30	72.30	0.10%	1,858,146
Mar 3, 2026	71.51	72.65	70.80	72.23	72.23	-0.14%	2,795,889
Mar 2, 2026	72.10	72.63	71.87	72.33	72.33	-0.01%	2,980,052
Feb 27, 2026	71.66	72.40	71.43	72.34	72.34	1.25%	5,649,795
Feb 26, 2026	71.55	71.88	71.00	71.45	71.45	0.27%	7,931,087
Feb 25, 2026	71.85	72.24	70.37	71.26	71.26	-0.52%	3,107,085
Feb 24, 2026	71.95	72.10	70.67	71.63	71.63	-0.39%	2,911,165
Feb 23, 2026	71.38	72.20	71.23	71.91	71.91	1.27%	3,943,217
Feb 20, 2026	71.42	71.64	70.00	71.01	71.01	1.43%	4,015,054
Feb 19, 2026	69.79	70.55	69.75	70.01	70.01	0.69%	3,342,442
Feb 18, 2026	71.10	71.32	69.50	69.53	69.53	-2.21%	2,799,421
Feb 17, 2026	71.83	72.26	70.97	71.10	71.10	-0.13%	2,725,659
Feb 13, 2026	69.66	71.38	69.66	71.19	71.19	2.17%	2,761,852
Feb 12, 2026	68.69	70.26	68.64	69.68	69.68	2.13%	3,093,352
Feb 11, 2026	68.03	68.48	67.68	68.23	68.23	0.32%	1,642,817
Feb 10, 2026	67.15	68.61	66.89	68.01	68.01	1.66%	2,497,614
Feb 9, 2026	66.53	66.98	66.15	66.90	66.90	0.31%	1,707,446
Feb 6, 2026	67.53	67.53	66.08	66.69	66.69	-0.21%	4,807,292
Feb 5, 2026	67.20	67.56	66.55	66.83	66.83	0.12%	3,232,903
Feb 4, 2026	66.92	67.32	66.58	66.75	66.75	0.33%	3,706,486
Feb 3, 2026	65.12	66.57	65.12	66.53	66.53	2.18%	3,097,726
Feb 2, 2026	65.91	66.23	64.93	65.11	65.11	-1.21%	2,975,738
Jan 30, 2026	65.68	65.95	65.20	65.91	65.91	-0.63%	2,678,352
Jan 29, 2026	66.26	66.94	65.73	66.33	65.80	0.11%	4,587,119
Jan 28, 2026	67.19	67.50	66.18	66.26	65.73	-1.38%	3,204,556
Jan 27, 2026	66.87	67.59	66.80	67.19	66.65	0.27%	1,859,710
Jan 26, 2026	66.85	67.57	66.69	67.01	66.47	0.27%	1,842,246
Jan 23, 2026	66.75	66.86	65.87	66.83	66.29	-0.06%	2,395,596
Jan 22, 2026	67.41	67.66	66.54	66.87	66.33	-0.85%	1,869,749
Jan 21, 2026	67.74	67.80	66.84	67.44	66.90	0.24%	2,837,810
Jan 20, 2026	67.54	67.54	66.67	67.28	66.74	-0.09%	1,902,372
Jan 16, 2026	66.77	67.63	66.54	67.34	66.80	0.42%	2,083,814
Jan 15, 2026	67.05	67.33	66.63	67.06	66.52	0.30%	2,146,839
Jan 14, 2026	66.17	67.02	66.17	66.86	66.32	1.04%	1,962,359
Jan 13, 2026	65.81	66.33	65.24	66.17	65.64	1.53%	2,570,476
Jan 12, 2026	65.02	65.45	64.80	65.17	64.64	0.23%	1,784,041
Jan 9, 2026	65.37	66.09	65.00	65.02	64.50	-0.81%	2,049,811
Jan 8, 2026	64.63	65.56	64.60	65.55	65.02	1.47%	2,533,969
Jan 7, 2026	65.50	65.58	64.34	64.60	64.08	-1.19%	2,596,674
Jan 6, 2026	64.90	65.47	64.75	65.38	64.85	0.74%	1,595,215
Jan 5, 2026	65.25	65.47	63.87	64.90	64.38	-1.05%	2,571,243
Jan 2, 2026	65.01	66.03	64.64	65.59	65.06	0.89%	1,354,400
Dec 31, 2025	65.52	65.62	65.00	65.01	64.49	-0.63%	1,132,887
Dec 30, 2025	65.42	65.66	65.27	65.42	64.89	-	854,453
Dec 29, 2025	65.41	65.73	65.23	65.42	64.89	0.28%	1,080,450
Dec 26, 2025	65.36	65.38	64.97	65.24	64.71	-0.32%	1,004,344
Dec 24, 2025	65.15	65.48	64.98	65.45	64.92	0.29%	718,668
Dec 23, 2025	65.04	65.33	64.80	65.26	64.73	0.35%	1,525,593
Dec 22, 2025	64.48	65.15	64.30	65.03	64.51	0.62%	2,132,273
Dec 19, 2025	65.42	65.70	64.53	64.63	64.11	-1.61%	3,877,919
Dec 18, 2025	65.60	66.04	65.57	65.69	65.16	0.32%	1,611,069
Dec 17, 2025	65.12	65.67	64.87	65.48	64.95	0.34%	2,198,399
Dec 16, 2025	65.84	65.89	65.01	65.26	64.73	-0.56%	1,456,687
Dec 15, 2025	65.60	65.79	65.14	65.63	65.10	0.46%	1,744,246
Dec 12, 2025	65.30	65.59	65.09	65.33	64.80	0.62%	1,530,045
Dec 11, 2025	65.01	65.66	64.80	64.93	64.41	0.19%	1,388,909
Dec 10, 2025	65.00	65.55	64.59	64.81	64.29	-0.12%	3,338,574
Dec 9, 2025	64.97	65.45	64.72	64.89	64.37	0.17%	1,296,533
Dec 8, 2025	65.50	65.67	64.70	64.78	64.26	-1.10%	1,920,921
Dec 5, 2025	65.72	65.89	65.25	65.50	64.97	-0.32%	1,306,677
Dec 4, 2025	66.12	66.58	65.48	65.71	65.18	-1.01%	2,795,376
Dec 3, 2025	66.59	66.69	65.85	66.38	65.84	-0.23%	2,336,866