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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 week, 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
Week ofOpenHighLowCloseChangeVolume
Oct 26, 2026$69.66$72.42$69.19$71.65+2.86%18,376,679
Oct 19, 2026$68.18$70.46$66.57$69.66+1.96%13,314,425
Oct 12, 2026$65.90$68.44$65.54$68.32+3.75%12,434,255
Oct 5, 2026$64.18$65.99$63.97$65.85+2.36%12,771,303
Sep 28, 2026$63.44$65.20$62.54$64.33+1.15%21,208,533
Sep 21, 2026$65.62$65.70$62.70$63.60-3.06%13,379,788
Sep 14, 2026$67.30$67.71$65.56$65.61-2.46%11,374,520
Sep 8, 2026$67.86$69.04$67.03$67.26-1.04%7,680,435
Aug 31, 2026$67.61$68.58$67.22$67.97-0.09%11,692,946
Aug 24, 2026$68.01$69.19$67.68$68.03+0.25%8,468,327
Aug 17, 2026$70.15$71.46$67.81$67.86-3.88%9,734,020
Aug 10, 2026$69.55$70.77$67.54$70.60+1.77%16,182,843
Aug 3, 2026$70.71$71.63$68.89$69.37-1.99%13,381,814
Jul 27, 2026$74.64$75.31$69.92$70.78-5.55%14,063,239
Jul 20, 2026$75.01$75.69$72.36$74.94+0.16%11,680,018
Jul 13, 2026$76.61$77.45$74.44$74.82-2.07%12,338,443
Jul 6, 2026$77.84$78.81$75.57$76.40-2.09%10,153,738
Jun 29, 2026$77.17$78.21$75.53$78.03+1.01%9,600,437
Jun 22, 2026$72.93$77.36$72.81$77.25+5.82%14,096,167
Jun 15, 2026$72.84$74.56$72.24$73.00-0.15%11,602,224
Jun 8, 2026$72.63$73.74$71.36$73.11+0.33%12,359,113
Jun 1, 2026$70.90$73.24$69.56$72.87+1.76%12,191,009
May 26, 2026$74.23$74.67$71.39$71.61-3.16%8,829,095
May 18, 2026$71.48$74.07$71.20$73.95+4.30%12,615,446
May 11, 2026$72.14$72.94$70.89$70.90-1.20%11,906,025
May 4, 2026$73.41$74.16$71.46$71.76-3.11%15,282,401
Apr 27, 2026$72.31$75.76$71.52$74.06+2.42%13,194,009
Apr 20, 2026$72.70$73.32$70.61$72.31-0.71%9,641,878
Apr 13, 2026$73.14$73.35$71.37$72.83-0.37%9,321,701
Apr 6, 2026$72.50$74.40$71.56$73.10+0.34%8,188,204
Mar 30, 2026$71.51$72.99$70.56$72.85+3.30%7,649,464
Mar 23, 2026$69.90$71.25$68.71$70.52+2.63%9,564,751
Mar 16, 2026$73.41$73.41$68.11$68.71-5.61%11,295,078
Mar 9, 2026$71.55$72.96$70.59$72.79+1.73%10,749,828
Mar 2, 2026$72.10$72.65$70.80$71.55-1.09%12,519,348
Feb 23, 2026$71.38$72.40$70.37$72.34+1.87%23,542,349
Feb 17, 2026$71.83$72.26$69.50$71.01-0.25%12,882,576
Feb 9, 2026$66.53$71.38$66.15$71.19+6.75%11,703,081
Feb 2, 2026$65.91$67.56$64.93$66.69+1.18%17,820,145
Jan 26, 2026$66.85$67.59$65.20$65.91-1.38%14,171,983
Jan 20, 2026$67.54$67.80$65.87$66.83-0.76%9,005,527
Jan 12, 2026$65.02$67.63$64.80$67.34+3.57%10,547,529
Jan 5, 2026$65.25$66.09$63.87$65.02-0.87%11,346,912
Dec 29, 2025$65.41$66.03$64.64$65.59+0.54%4,422,190
Dec 22, 2025$64.48$65.48$64.30$65.24+0.94%5,380,878
Dec 15, 2025$65.60$66.04$64.53$64.63-1.07%10,888,320
Dec 8, 2025$65.50$65.67$64.59$65.33-0.26%9,474,982
Dec 1, 2025$69.22$69.42$65.25$65.50-5.71%10,485,482
Nov 24, 2025$68.27$69.59$67.64$69.47+1.76%6,096,231
Nov 17, 2025$67.52$68.79$67.10$68.27+1.40%10,253,131
Nov 10, 2025$67.19$68.45$66.64$67.33-0.01%9,513,620
Nov 3, 2025$66.37$68.24$65.78$67.34+0.78%16,195,077

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%