NiSource Inc.

NINYSEUtilities● Active

$46.25

$-0.37(-0.78%)

Market Cap$22.2B

P/E Ratio—

52W High$48.98

52W Low$38.45

Avg Volume4.2M

Open$46.79

Beta0.55

Employees Ownership Insider Trades

NiSource Inc. (NI) Number of Employees – History & Annual Headcount

Annual SEC headcount, year-over-year change, and per-employee efficiency — chart and full history below.

SEC EDGAR · FMP · NI · as of Feb 11, 2026

Latest filing snapshot

7,668

-19-0.25%vs prior year

NiSource Inc. (NI) employee data is sourced from the annual SEC 10-K filing. As of 2025, full-time employees only. Global consolidated headcount. View SEC filing ↗

SEC 10-K·Period end: 2025-12-31·Full-time · Global

Total Employees

7,668

Change (1Y)

-19

Growth % (1Y)

-0.25%

Revenue / Employee

$866.2K

Net Income / Employee

$121.2K

Market Cap

$22.2B

NI Employee Count

2000 – 2025 · Annual · SEC filing

Source: SEC annual filings · Hover bar to view year data · Click to view original filing

Employees History

Filing Date	Period End	Employees	Change (1Y)	Growth (1Y)
2026-02-11	2025-12-31	7,668	-19	-0.25%
2025-02-12	2024-12-31	7,687	+323	+4.39%
2024-02-21	2023-12-31	7,364	+247	+3.47%
2023-02-22	2022-12-31	7,117	-155	-2.13%
2022-02-23	2021-12-31	7,272	-29	-0.40%
2021-02-17	2020-12-31	7,301	-1,062	-12.70%
2020-02-28	2019-12-31	8,363	+276	+3.41%
2019-02-20	2018-12-31	8,087	-88	-1.08%
2018-02-20	2017-12-31	8,175	+168	+2.10%
2017-02-22	2016-12-31	8,007	+411	+5.41%

▸ Source: SEC Annual Reports (Form 10-K / 20-F). Employee counts as of fiscal year end. Click the ↗ icon at the end of a row to open the original SEC filing in a new tab.

Related Companies — Employee Count

Regulated Gas

#SymbolCompanyEmployeesMkt Cap

CMS Energy Corporation

Centrais Elétricas Brasileiras S.A. - Eletrobrás

Atmos Energy Corporation

Source: /stock-peers + /profile.fullTimeEmployees · Click row → /employees · Sorted by headcount · NI peer comparison

About NI employees

NI Employees · Headcount

NiSource Inc. (NI) employee data is sourced from the annual SEC 10-K filing. As of 2025, NiSource Inc. had 7,668 full-time employees globally. Full-time employees only. Global consolidated headcount.

NiSource Inc. employs 7,668 full-time employees as of the latest filing within the Regulated Gas industry. Revenue per employee stands at $866,223, reflecting the company's operational efficiency.

NiSource Inc.'s workforce decreased by 19 (0.25%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

NiSource Inc.'s revenue per employee of $866,223 positions it among the notable performers in the Regulated Gas sector for operational efficiency.

Revenue Financial statements Net income SEC filings Price history Forecast & ratings Ownership Earnings

Frequently Asked Questions

NI Employees · 5 questions

As of the latest SEC 10-K filing (2025), NiSource Inc. had 7,668 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

NiSource Inc. employee counthow many employees does NiSource Inc. haveNI total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-11