NI NiSource Inc
NYSEActiveCommon stock
NI is the ticker symbol of NiSource Inc, which is listed on NYSE.
NI at a glance
- Symbol
- NI
- Company / issuer
- NiSource Inc
- Security type
- Common stock
- Exchange
- NYSE
- Status
- Actively traded
- Seen in listing files
- Apr 2015 – present
- Sector
- Utilities
- Industry
- Power Generation
- Country
- United States
- Market cap
- $18.8 billion (Sep 2026)
NiSource Inc company profile
- Industry (SIC)
- Electric & Other Services Combined
- Headquarters
- Merrillville, IN
- Incorporated in
- DE
- Fiscal year end
- December 31
- SEC filer category
- Large accelerated filer
- Latest annual report
- 10-K filed 2026-02-11
- Latest interim report
- 10-Q filed 2026-08-05
- SEC CIK
- 1111711
Source: SEC EDGAR filer data.
NI price chart
Interactive chart provided by TradingView (loads third-party scripts).
Frequently asked questions
What company has the ticker symbol NI?
NI is the ticker symbol of NiSource Inc on NYSE.
Is NI still trading?
Yes. NI appears in the current NYSE listings as of Sep 2026.
Which exchange is NI listed on?
NI is listed on NYSE.
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