NiSource (NI)

Utilities · Utilities - Regulated Gas · S&P 500
$40.67 +2.83% on the day Market cap $19.7B 52-week range $38.42 to $49.21 Prices as of Oct 7, 2026

What the price implies

A reverse DCF: instead of guessing a fair value, it asks what growth today's price already assumes. How it works.

NiSource's free cash flow was negative in fiscal 2025, so a cash-flow reverse DCF doesn't give a meaningful answer. The Modeling tab works from revenue and margins instead.

Fundamental grade

D

Five factors scored 1 to 9 from NI's latest numbers, weighted into one grade. It describes the business, not whether the stock is a buy.

Valuation7
Profitability5
Growth2
Financial health1
Cash efficiency0

Key numbers

P/E (trailing)20.4x
P/E (forward)19.6x
Price / free cash flow—
EV / EBITDA11.3x
Price / sales1.73x
Price / book1.99x
Revenue growth+3.5%
Operating margin16.4%
Net margin8.0%
Return on equity9.4%
Dividend yield2.1%
Debt / equity2.68x

Results from SEC filings

Fiscal years, from NiSource's 10-K filings. The deep dive has 15+ years, quarters and every line.

Fiscal year20212022202320242025
Revenue$4.7B$5.7B$5.3B$5.3B$6.5B
Net income$585M$804M$714M$760M$930M
Free cash flow-$620M-$794M-$711M-$832M-$420M
EPS (diluted)$1.27$1.70$1.48$1.62$1.95
Operating margin21.3%22.1%24.2%27.6%28.1%

Where the revenue comes from

Revenue by segments, fiscal 2025.

Columbia Operations$3.3B51%
NIPSCO Operations$3.2B49%

Superinvestors who own NI

From each investor's latest 13F filing (what a 13F shows). 3 of the investors we track hold it.

InvestorLast quarterValue% of portfolioQuarter
Cliff Asness
AQR Capital Management
Added $120M0.04%Q2 2026
Joel Greenblatt
Gotham Asset Management
New position $10M0.02%Q2 2026
Mario Gabelli
GAMCO Investors
Held $299,8500.00%Q2 2026

Insider buying

Open-market purchases by NiSource's executives and directors in the last 12 months, from SEC Form 4 filings. What insider buying tells you.

No open-market insider purchases of NI in the last 12 months. Most insider activity is selling and option exercises, which aren't shown here.

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In the full deep dive

DCF fair value per share
Yearly return (IRR) at today's price
Growth implied by revenue and margins
15+ years of statements and quarters

Questions

Are NiSource insiders buying the stock?

No open-market insider purchases of NI in the last 12 months, according to SEC Form 4 filings.

Which superinvestors own NiSource?

3 of the superinvestors Investingly tracks hold NI in their latest 13F, including Cliff Asness, Joel Greenblatt, Mario Gabelli.

Prices and ratios as of Oct 7, 2026; statements from SEC filings. Information only, not investment advice. Superinvestor holdings come from 13F filings, which are filed up to 45 days after each quarter ends.