NiSource Inc. (NI)
NYSE: NI
· Real-Time Price · USD
41.72
-0.23 (-0.55%)
At close: Aug 18, 2025, 3:59 PM
42.00
0.67%
After-hours: Aug 18, 2025, 06:08 PM EDT
NiSource Market Cap
NiSource has a market cap or net worth of 19.64B as of Aug 19, 2025. Its market cap has increased by 37.00% in one year.
Market Cap Chart
Market Cap History
| Date | Market Cap | % Change |
|---|---|---|
| Aug 15, 2025 | 19.76B | 14.26% |
| Dec 31, 2024 | 17.29B | 54.4% |
| Dec 29, 2023 | 11.2B | -0.37% |
| Dec 30, 2022 | 11.24B | -7.65% |
| Dec 31, 2021 | 12.17B | 35.12% |
| Dec 31, 2020 | 9.01B | -15.54% |
| Dec 31, 2019 | 10.67B | 12.68% |
| Dec 31, 2018 | 9.47B | 9.26% |
| Dec 29, 2017 | 8.66B | 21.15% |
| Dec 30, 2016 | 7.15B | 14.44% |
| Dec 31, 2015 | 6.25B | 18.4% |
| Dec 31, 2014 | 5.28B | 30.01% |
| Dec 31, 2013 | 4.06B | 33.42% |
| Dec 31, 2012 | 3.04B | 15.56% |
| Dec 30, 2011 | 2.63B | 36.23% |
| Dec 31, 2010 | 1.93B | 15.56% |
| Dec 31, 2009 | 1.67B | 41.52% |
| Dec 31, 2008 | 1.18B | -41.85% |
| Dec 31, 2007 | 2.03B | -21.45% |
| Dec 29, 2006 | 2.59B | 16.04% |
| Dec 30, 2005 | 2.23B | -7.84% |
| Dec 31, 2004 | 2.42B | 7% |
| Dec 31, 2003 | 2.26B | 13.34% |
| Dec 31, 2002 | 1.99B | 7.15% |
| Dec 31, 2001 | 1.86B | 27.84% |
| Dec 29, 2000 | 1.46B | 69.37% |
| Dec 31, 1999 | 859.86M | -39% |
| Dec 31, 1998 | 1.41B | 17.28% |
| Dec 31, 1997 | 1.2B | 30.02% |
| Dec 31, 1996 | 924.47M | -0.86% |
| Dec 29, 1995 | 932.53M | 26.6% |
| Dec 30, 1994 | 736.57M | -13.95% |
| Dec 31, 1993 | 855.95M | 23.22% |
| Dec 31, 1992 | 694.67M | 6.47% |
| Dec 31, 1991 | 652.47M | 28.16% |
| Dec 31, 1990 | 509.09M | n/a |