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Alliant Energy Corp (LNT) stock

LNTNasdaqElectric & Other Services CombinedFiscal year ends December 31
Financials through Q1 FY2026, quarter ended Mar 31, 2026Last filing: 10-Q on Oct 30, 2026Score 11/3018% above fair value
$71.65+0.97 (+1.37%)

Close on Oct 30, 2026Market cap $18.58BP/E 22.5Yield 2.83%

Price history

Alliant Energy share prices for every month, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$71.65
+1.37% on the day
52-week range
$62.54 – $78.81
-9.1% from the high
Change over 52 weeks
+5.5%
From $67.93 on Oct 30, 2025
Average volume
2.59M
Shares a day, last 90 sessions
MonthOpenHighLowCloseChangeVolume
Oct 2026$63.30$72.42$62.54$71.65+13.19%65,537,419
Sep 2026$67.98$69.04$62.70$63.30-6.88%54,335,169
Aug 2026$70.71$71.63$67.38$67.98-3.96%50,127,300
Jul 2026$76.00$78.81$69.92$70.78-7.22%53,019,381
Jun 2026$70.90$77.36$69.56$76.29+6.54%55,065,007
May 2026$73.43$75.76$70.89$71.61-2.48%52,977,291
Apr 2026$71.36$74.40$70.61$73.43+2.33%39,492,972
Mar 2026$72.10$73.41$68.11$71.76-0.80%48,286,965
Feb 2026$65.91$72.40$64.93$72.34+9.76%65,948,151
Jan 2026$65.01$67.80$63.87$65.91+1.38%46,426,351
Dec 2025$69.22$69.42$64.30$65.01-6.42%39,297,452
Nov 2025$66.37$69.59$65.78$69.47+3.97%42,058,059
Oct 2025$67.37$69.75$66.14$66.82-0.88%47,350,993
Sep 2025$64.66$67.54$63.28$67.41+3.60%35,546,629
Aug 2025$65.33$67.11$64.00$65.07+0.09%42,341,188
Jul 2025$60.51$66.05$59.98$65.01+7.51%41,866,587
Jun 2025$61.90$62.46$59.62$60.47-2.83%35,582,422
May 2025$60.93$63.94$58.98$62.23+1.95%51,749,023
Apr 2025$64.02$65.72$57.09$61.04-5.14%43,441,783
Mar 2025$64.49$66.54$61.73$64.35-0.28%46,542,112
Feb 2025$58.53$64.76$58.10$64.53+9.60%39,007,542
Jan 2025$59.31$61.93$56.30$58.88-0.44%28,741,218
Dec 2024$63.20$63.38$57.89$59.14-6.42%27,458,029
Nov 2024$58.84$64.19$56.08$63.20+5.33%40,407,557
Oct 2024$60.47$62.49$58.93$60.00-1.14%31,820,777
Sep 2024$58.40$61.04$58.24$60.69+4.15%24,644,761
Aug 2024$55.91$58.69$55.17$58.27+4.69%26,201,874
Jul 2024$51.08$56.79$50.53$55.66+9.35%32,490,910
Jun 2024$51.30$52.03$49.25$50.90-1.15%29,810,270
May 2024$49.55$52.31$49.05$51.49+3.39%31,065,698
Apr 2024$50.61$50.61$47.23$49.80-1.19%34,644,368
Mar 2024$47.52$50.48$46.80$50.40+5.55%39,067,282
Feb 2024$48.46$49.87$46.98$47.75-1.87%37,916,242
Jan 2024$50.70$52.36$48.01$48.66-5.15%47,737,459
Dec 2023$50.72$53.85$49.92$51.30+1.44%35,843,308
Nov 2023$48.92$52.79$47.58$50.57+3.65%41,233,376
Oct 2023$48.27$50.59$45.15$48.79+0.70%37,101,726
Sep 2023$50.27$52.54$47.80$48.45-3.43%33,617,123
Aug 2023$53.76$54.11$49.83$50.17-6.64%34,687,850
Jul 2023$52.43$56.26$51.62$53.74+2.40%24,071,665
Jun 2023$51.70$54.37$50.28$52.48+1.98%31,548,121
May 2023$54.98$55.83$50.45$51.46-6.67%29,082,095
Apr 2023$53.17$55.95$52.48$55.14+3.26%26,221,418
Mar 2023$51.14$54.01$49.66$53.40+4.15%41,922,826
Feb 2023$53.79$55.55$50.76$51.27-5.11%30,213,067
Jan 2023$55.24$56.26$52.41$54.03-2.14%23,981,785
Dec 2022$56.86$57.52$53.70$55.21-1.94%27,349,216
Nov 2022$52.43$56.67$50.83$56.30+7.92%33,294,494
Oct 2022$53.75$55.51$47.19$52.17-1.55%43,799,795
Sep 2022$61.18$63.60$52.81$52.99-13.19%29,205,714
Aug 2022$60.74$64.62$59.23$61.04+0.18%29,886,608
Jul 2022$58.73$61.27$56.05$60.93+3.96%22,500,167
Jun 2022$63.89$63.89$54.20$58.61-8.16%33,931,444
May 2022$58.93$63.89$57.17$63.82+8.52%51,877,342
Apr 2022$62.59$65.37$58.65$58.81-5.87%26,227,509
Mar 2022$58.13$63.24$56.80$62.48+6.99%26,764,653
Feb 2022$59.70$60.24$54.80$58.40-2.44%21,187,007
Jan 2022$61.37$61.92$57.17$59.86-2.62%21,807,619
Dec 2021$55.29$61.75$55.01$61.47+12.19%20,834,434
Nov 2021$56.52$58.27$54.53$54.79-3.15%28,521,491

Seasonality

LNT return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average0.0%-0.2%3.4%1.0%1.1%-0.7%4.5%1.0%-2.9%3.0%2.5%-1.4%
Months up5 of 104 of 107 of 107 of 107 of 104 of 109 of 107 of 103 of 106 of 106 of 93 of 9
20262.2%9.8%-0.8%3.1%-2.5%6.5%-6.5%-4.0%-6.9%14.1%
20250.4%9.6%-0.3%-4.4%1.9%-2.8%8.4%0.1%3.6%-0.1%4.0%-6.4%
2024-4.2%-1.9%5.5%-0.2%3.4%-1.1%10.3%4.7%4.2%-0.3%5.3%-6.4%
2023-1.3%-5.1%4.2%4.1%-6.7%2.0%3.3%-6.6%-3.4%1.6%3.6%1.4%
2022-1.9%-2.4%7.0%-5.2%8.5%-8.2%4.7%0.2%-13.2%-0.7%7.9%-1.9%
2021-4.8%-5.1%17.3%4.5%1.7%-2.4%5.7%3.9%-7.9%1.8%-3.1%12.2%
20209.2%-12.2%-7.3%1.3%1.7%-3.1%13.4%0.6%-4.6%7.8%-4.8%-2.0%
20196.1%3.1%2.7%1.0%0.5%3.4%1.7%5.9%2.8%-0.4%-0.6%3.2%
2018-5.9%-2.8%5.7%5.9%-3.6%2.2%2.3%-0.3%-0.6%1.7%5.6%-6.9%
20170.2%4.9%0.3%0.1%5.5%-3.1%1.7%5.5%-2.7%4.8%4.3%-5.5%