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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 trading day, 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
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$70.63$72.42$70.54$71.65+1.37%5,837,311
Oct 29, 2026$70.08$70.91$69.96$70.68+1.89%3,053,894
Oct 28, 2026$69.93$70.18$69.19$69.37-0.96%4,432,954
Oct 27, 2026$69.50$70.12$69.27$70.04+0.78%2,876,629
Oct 26, 2026$69.66$70.22$69.29$69.50-0.23%2,175,891
Oct 23, 2026$70.09$70.33$69.45$69.66-0.91%2,927,194
Oct 22, 2026$68.60$70.46$68.51$70.30+2.79%3,074,540
Oct 21, 2026$68.64$68.79$68.34$68.39+0.18%2,645,882
Oct 20, 2026$67.26$68.41$67.14$68.27+2.12%2,135,012
Oct 19, 2026$68.18$68.23$66.57$66.85-2.15%2,531,797
Oct 16, 2026$67.50$68.43$67.04$68.32+1.82%2,577,228
Oct 15, 2026$68.38$68.44$67.00$67.10-0.61%2,668,388
Oct 14, 2026$67.05$67.59$66.55$67.51+0.82%2,397,414
Oct 13, 2026$67.01$67.10$65.65$66.96+0.75%1,948,413
Oct 12, 2026$65.90$66.51$65.54$66.46+0.93%2,842,812
Oct 9, 2026$65.67$65.99$65.28$65.85+0.53%2,268,603
Oct 8, 2026$65.31$65.70$64.86$65.50+0.44%2,651,791
Oct 7, 2026$65.40$65.67$65.10$65.21-0.43%2,128,954
Oct 6, 2026$64.67$65.54$64.44$65.49+1.87%2,738,229
Oct 5, 2026$64.18$64.80$63.97$64.29-0.06%2,983,726
Oct 2, 2026$63.79$65.20$63.79$64.33+0.97%5,260,143
Oct 1, 2026$63.30$63.93$62.54$63.71+0.65%3,380,614
Sep 30, 2026$64.54$64.65$63.18$63.30-1.62%4,636,948
Sep 29, 2026$62.81$64.47$62.77$64.34+1.79%3,890,452
Sep 28, 2026$63.44$63.81$62.78$63.21-0.61%4,040,376
Sep 25, 2026$63.26$63.65$62.70$63.60+0.46%2,704,877
Sep 24, 2026$63.85$64.00$63.27$63.31-0.60%2,447,208
Sep 23, 2026$64.66$64.66$63.56$63.69-1.44%2,952,343
Sep 22, 2026$64.98$65.33$64.57$64.62-0.54%2,211,035
Sep 21, 2026$65.62$65.70$64.76$64.97-0.97%3,064,325

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%