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NiSource Inc. (NI) stock

NINYSEElectric & Other Services CombinedFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Oct 28, 2026Score 6/3011% above fair value
$44.57−0.18 (-0.40%)

Close on Oct 30, 2026Market cap $21.37BP/E 23.6Yield 2.51%

Price history

NiSource share prices for every trading day, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$44.57
-0.40% on the day
52-week range
$38.42 – $49.21
-9.4% from the high
Change over 52 weeks
+5.8%
From $42.13 on Oct 30, 2025
Average volume
5.61M
Shares a day, last 90 sessions
DateOpenHighLowCloseChangeVolume
Oct 30, 2026$45.17$45.17$44.46$44.57-0.40%7,478,074
Oct 29, 2026$44.46$44.86$44.34$44.75+2.01%7,559,105
Oct 28, 2026$43.62$44.61$43.39$43.87+0.62%8,943,444
Oct 27, 2026$43.58$43.72$43.28$43.60+0.37%5,942,988
Oct 26, 2026$43.28$43.63$43.22$43.44+0.37%5,706,442
Oct 23, 2026$43.60$43.81$43.13$43.28-0.94%5,029,751
Oct 22, 2026$43.20$43.79$43.14$43.69+1.63%7,691,893
Oct 21, 2026$42.98$43.12$42.80$42.99+0.54%5,263,118
Oct 20, 2026$42.39$42.95$42.19$42.76+1.93%5,235,427
Oct 19, 2026$42.68$43.00$41.85$41.95-1.71%8,183,783
Oct 16, 2026$41.84$42.87$41.67$42.68+3.47%9,100,553
Oct 15, 2026$41.57$41.80$41.13$41.25-0.02%5,901,239
Oct 14, 2026$41.39$41.52$40.93$41.26-0.55%5,778,295
Oct 13, 2026$41.46$41.70$40.72$41.49+0.63%3,295,583
Oct 12, 2026$40.83$41.35$40.75$41.23+1.15%3,035,000
Oct 9, 2026$40.56$40.95$40.49$40.76+0.57%3,209,359
Oct 8, 2026$40.51$40.65$40.13$40.53-0.02%4,013,262
Oct 7, 2026$40.61$40.84$40.31$40.54-0.32%4,902,221
Oct 6, 2026$40.25$40.70$39.59$40.67+2.83%6,008,418
Oct 5, 2026$39.50$39.84$39.27$39.55+0.30%4,072,923
Oct 2, 2026$39.76$40.01$39.38$39.43-0.18%4,190,878
Oct 1, 2026$38.98$39.54$38.42$39.50+1.28%5,787,547
Sep 30, 2026$39.32$39.55$38.98$39.00-0.81%6,946,773
Sep 29, 2026$38.96$39.57$38.87$39.32+0.56%6,415,197
Sep 28, 2026$39.38$39.44$39.05$39.10-0.81%6,001,381
Sep 25, 2026$39.12$39.57$38.99$39.42+0.77%5,004,839
Sep 24, 2026$39.35$39.54$38.95$39.12-0.33%6,580,806
Sep 23, 2026$39.69$39.74$39.00$39.25-1.58%8,472,297
Sep 22, 2026$40.39$40.53$39.87$39.88-1.58%7,119,012
Sep 21, 2026$40.64$40.76$40.31$40.52-0.15%8,278,176

Seasonality

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

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average1.9%1.2%2.8%1.2%0.8%-0.4%3.4%-1.3%-3.4%2.9%3.5%-0.6%
Months up7 of 104 of 106 of 107 of 106 of 105 of 109 of 103 of 103 of 108 of 107 of 93 of 9
20266.1%7.5%-1.4%4.1%-4.3%2.9%-5.9%-7.9%-4.7%14.3%
20251.5%10.2%-1.8%-1.8%1.1%2.0%5.9%-0.4%2.4%-2.1%4.8%-5.4%
2024-2.2%1.4%6.1%1.7%4.3%-0.9%9.4%5.8%4.8%2.2%8.3%-3.5%
20231.2%-0.2%1.9%2.7%-5.5%1.7%2.7%-3.9%-7.8%3.0%1.9%3.5%
20225.7%-0.1%9.9%-7.7%8.0%-6.2%3.9%-2.9%-14.6%2.9%8.8%-1.9%
2021-3.4%-1.5%11.6%8.9%-2.0%-3.9%2.0%-0.5%-1.7%2.7%-0.6%12.6%
20205.3%-7.2%-7.6%1.4%-5.1%-4.6%8.4%-9.4%-0.7%5.4%5.4%-5.2%
20197.6%-0.4%6.2%-2.4%0.3%3.4%3.8%-0.5%1.3%-5.6%-5.7%5.3%
2018-3.9%-5.5%3.4%2.8%3.7%3.9%0.4%3.4%-7.9%2.5%4.2%-4.0%
20171.0%7.7%-0.5%2.7%7.5%-2.7%3.4%3.1%-4.8%3.7%4.4%-6.8%