NiSource (NI) operating expenses was $2.6B in FY2019 (-15% YoY). The tables below show the complete quarterly and annual operating expenses history, sourced from SEC EDGAR 10-K and 10-Q filings.
Annual Operating Expenses
Fiscal Year
Operating Expenses
YoY
2019
$2.6B
-15%
2018
$3.1B
+36%
2017
$2.3B
+2%
2016
$2.2B
+1%
2015
$2.2B
+5%
2014
$2.1B
+7%
2013
$2.0B
-21%
2012
$2.5B
-3%
2011
$2.6B
+2%
2010
$2.5B
-1%
2009
$2.5B
+8%
2008
$2.3B
Recent Quarterly Operating Expenses
Quarter
Operating Expenses
Q2 2026
$868M
Q1 2026
$834M
Q4 2025
$890M
Q3 2025
$749M
Q2 2025
$722M
Q1 2025
$743M
Q4 2024
$746M
Q3 2024
$662M
Q2 2024
$652M
Q1 2024
$635M
Q4 2023
$567M
Q3 2023
$613M
Source: NI on EDGAR. Data from SEC EDGAR 10-K and 10-Q filings. Updated quarterly.