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Companies · NI · Electric & Other Services Combined

NISOURCE INC. (NI)

NISOURCE INC. (NI) stock — the fundamentals (P/E, market cap, valuation) and every material event, decoded in plain English.

NISOURCE INC. (NI) stock — financials & valuation

Key numbers for NISOURCE INC. (NI): P/E ratio, market cap, profit margins, returns, and whether the stock looks cheap or expensive versus its own 5-year range.

AllSight quality score: 41/100 — a percentile rank of NISOURCE INC.’s fundamentals against Transportation & Utilities peers, weakest on financial health. A quality ranking, not a price prediction.

Market cap$18.9B
P / E20.9×
P / S2.8×
EV / EBITDA11.7×
Gross margin77.7%
Operating margin27.0%
Net margin14.2%
Return on equity9.5%
ROIC5.4%
Revenue growth12.3%
Debt / equity1.8×
Dividend yield2.9%

Is NISOURCE INC. overvalued? P/E looks fair vs its 5-year range; P/S looks fair vs its 5-year range; EV/EBITDA looks undervalued vs its 5-year range; P/B looks overvalued vs its 5-year range.

Independent of the events above — derived from NISOURCE INC.’s own financial statements and shown as context, never as advice.

Aug 18, 2026$750M notes issued
NiSource closes $750M debt deal, adding costly but flexible capital
Aug 5, 2026
Adjusted EPS matched expectations; full-year outlook stayed unchanged.
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