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NISOURCE INC (NI)

Institutional ownership, SEC filings and insider activity

Sector: Infrastructure & Utilities · SEC CIK 0001111711 · EDGAR filings · Updated 2026-07-15

NISOURCE INC (NI) has reported institutional ownership of 94.6%, with 873 institutional managers holding positions valued at $21.2B per the latest 13F reporting period. SEC filings include an active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01). The company has 1 bond series in the registry.

Institutional ownership
94.6%
Institutional managers
873
Reported 13F value
$21.2B
Insider activity
58 trans.
−$2.74M net selling
Data flags
1 active
from SEC filings

Latest updates

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, NISOURCE INC has 873 institutional holders and institutional ownership of 94.6%.

#InstitutionReported value% of tracked total
1BlackRock, Inc.$2.40B11.3%
2T. Rowe Price Investment Management, Inc.$2.32B11.0%
3VANGUARD CAPITAL MANAGEMENT LLC$1.45B6.9%
4STATE STREET CORP$1.26B6.0%
5VANGUARD PORTFOLIO MANAGEMENT LLC$1.26B5.9%
6GEODE CAPITAL MANAGEMENT, LLC$586.3M2.8%
7DEUTSCHE BANK AG\$546.8M2.6%
8FMR LLC$430.4M2.0%
9JENNISON ASSOCIATES LLC$430.3M2.0%
10JPMORGAN CHASE & CO$398.2M1.9%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 58 transactions (0 buys, 8 sells) across 19 reporting insiders, with a net reported value of −$2.74M.

Quarterly net insider value, as reported in Form 4 filings.

Data flags from SEC filings

Active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01), most recently filed 2023-12-01 (recurring since 2023-12-01) — source filing. The authoritative details are those stated in the filing itself.

Debt profile

1 active bond series in the registry, coupons ranging 5.85%–5.85%, maturities through 2055, built from the company's own prospectus filings.

Debt maturity schedule

Principal coming due by year for NISOURCE INC, from the company's own SEC prospectus filings (424B) tracked by Sightfile.

YearBond series maturingKnown principal due
20271
20281
20293
20302
20312
20331
20342
20351
20361
20412
20422
20431

Coupons, seniority and prospectus links for each series are available inside the app.

Fails-to-deliver

The SEC's fails-to-deliver file for 2026-06-30 reports 7,674 failed-to-deliver shares ($519.4K) for NI — an official data point published by the SEC, shown as reported.

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See full history, cross-references and alerts on Sightfile
Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-15.