NIS&P 500

NiSource SEC filings, summarized

We read every NiSource 8-K filing and insider trade the night it hits SEC EDGAR, and turn it into a two-minute plain-English summary.

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Recent filings

8-KOctober 16, 2026

NiSource signs 20.5-year, $2.2 billion battery storage agreement

NiSource subsidiary NiSource Generation Company agreed on October 15, 2026, to a tolling agreement with AGP Capital Holdings’ Atlas Storage 1 for a 600…

8-KAugust 18, 2026

NiSource sells $750 million of junior subordinated notes due 2057

NiSource completed the sale of $750 million of 6.250% fixed-to-fixed reset rate junior subordinated notes on August 18, 2026. The notes pay 6.250% interest…

Form 4 · Insider TradeAugust 18, 2026

NiSource EVP Melody Birmingham sells $1.59M in stock

Melody Birmingham, EVP and Group President, Utilities at NiSource, sold 37,509.173 shares of common stock at $42.40 per share on August 14, 2026. The sale…

8-KAugust 5, 2026

NiSource reports lower second-quarter GAAP earnings, reaffirms 2026 outlook

NiSource reported second-quarter 2026 GAAP net income of $45.5 million, or $0.09 per diluted share, down from $102.2 million, or $0.22 per share, a year…

8-KFebruary 11, 2026

NiSource filed an 8‑K on Feb 11, 2026 attaching a press release (Exhibit 99.1).

NiSource filed an 8‑K on Feb 11, 2026 attaching a press release (Exhibit 99.1). Investors should review the Feb 11 press release for material updates. 📰📄…

8-KFebruary 11, 2026

NiSource ($NI) filed an 8‑K reporting financial results for the year ended Dec 31, 2025 — filing date Feb…

NiSource ($NI) filed an 8‑K reporting financial results for the year ended Dec 31, 2025 — filing date Feb 11, 2026. Press release dated Feb 11, 2026 is…