NiSource Inc. (NI)

NiSource Market Cap

NiSource has a market cap or net worth of $19.75 billion as of August 15, 2025. Its market cap has increased by 40.23% in one year.

• Market Cap: 19.75B
• Enterprise Value: 35.21B
• 1-Year Change: 40.23%
• Ranking: #584
• Category: Large-Cap
• Stock Price: $41.95

Market Cap Chart

Since December 1, 1998, NiSource's market cap has increased from $3.49B to $19.75B, an increase of 466.08%. That is a compound annual growth rate of 6.70%.

Market Cap History

Date	Market Cap	% Change
Aug 14, 2025	20.03B	16.76%
Dec 31, 2024	17.16B	56.33%
Dec 29, 2023	10.98B	-1.44%
Dec 30, 2022	11.14B	2.71%
Dec 31, 2021	10.84B	23.34%
Dec 31, 2020	8.79B	-15.47%
Dec 31, 2019	10.40B	12.92%
Dec 31, 2018	9.21B	6.52%
Dec 29, 2017	8.65B	20.99%
Dec 30, 2016	7.15B	14.93%
Dec 31, 2015	6.22B	-53.57%
Dec 31, 2014	13.39B	30.01%
Dec 31, 2013	10.30B	33.61%
Dec 31, 2012	7.71B	15.19%
Dec 30, 2011	6.69B	36.49%
Dec 31, 2010	4.90B	15.62%
Dec 31, 2009	4.24B	40.97%
Dec 31, 2008	3.01B	-41.91%
Dec 31, 2007	5.18B	-21.28%
Dec 29, 2006	6.58B	15.69%
Dec 30, 2005	5.69B	-5.29%
Dec 31, 2004	6.00B	4.27%
Dec 31, 2003	5.76B	38.58%
Dec 31, 2002	4.16B	-12.86%
Dec 31, 2001	4.77B	27.76%

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