NiSource came into this earnings day with a stock that had already cooled, down over 8% across the past month, and the market hit it again with a 3.6% slide to about $42.90 by the close. The selloff sits awkwardly against a utility story built on steady earnings growth and regulated cash flows. The real headline this quarter is the squeeze on profitability. Quarterly basic earnings per share landed at about $0.09 on net income of $45.5m, which sharpens investor focus on how much room NiSource has to fund heavy capital plans and service its interest bill.

Is NiSource now a bargain after this pullback, or is the lower share price simply catching up with thinner margins and funding pressure? Compare the current P/E, cash flow value and peer pricing inside our valuation analysis for NiSource.

Q2 2026 Earnings Summary

• Revenue, Q2 2026 vs. Q2 2025: US$1,342.4m vs. US$1,283.0m (steady year on year increase)
• Net Income, Q2 2026 vs. Q2 2025: US$45.5m vs. US$101.9m (sharply lower profitability this quarter)
• Basic EPS, Q2 2026 vs. Q2 2025: US$0.09485 vs. US$0.216348 (earnings per share more than halved)
• Trailing Twelve Month Net Profit Margin, FY TTM 2026 vs. FY TTM 2025: 14.1% vs. 14.6% (slight compression in margins over the last year)

Prefer clean charts over another dense earnings write-up? Get a full visual picture of NiSource with an at-a-glance view of its recent earnings and broader financials through the company report for NiSource..

NiSource bull case leans on execution, not hype

The bullish story around NiSource hinges on regulated rate base growth, data center load and efficiency programs translating into steady EPS progress. Q2 adjusted EPS of US$0.16, and US$1.22 year to date, lines up with management’s plan for a second half weighted year rather than a straight growth path each quarter. Reaffirmed 2026 adjusted EPS guidance of US$2.02 to US$2.07 and longer term growth targets signals that, despite quarterly net income of US$45.5m and basic EPS of about US$0.09, management still sees the core plan intact. Regulatory milestones around Amazon and Alphabet contracts, Ohio trackers and upcoming Alphabet energization support the idea that load and capital deployment are moving from concept to reality, even if current margins are under pressure.

Bear case flags margins, funding strain and regulation

The bear narrative focuses on thinner profitability, heavy capex and regulatory risk catching up with NiSource. Q2 2026 net income of US$45.5m versus US$101.9m a year earlier, and basic EPS more than halved, directly support concern about margin compression and room to fund a US$21b base plan plus US$7.6b GenCo data center spend. Management’s plan to rely on debt and US$400m to US$600m of annual equity issuance reinforces worries about cash flow pressure. Elevated storm related O&M and workforce costs show how quickly expenses can eat into earnings. At the same time, reaffirmed guidance and ongoing approvals in Indiana and Ohio mean regulators have not yet pushed back in a way that forces a reset of the long term story.

After thinner Q2 earnings, heavy capex plans and equity issuance, NiSource’s funding gap could be a structural weak spot. Review our risk analysis for NiSource which shows 3 important warning signs

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.