Lloyd M. Yates - 21 May 2026 Form 4 Insider Report for NISOURCE INC. (NI)

Reporting relationship: Director and President & CEO, Director
Issuer ticker: NI
Reported as of: 21 May 2026
Net transaction value: -$950,066
SEC form: 4
Accepted by SEC: 26 May 2026, 16:03:35 UTC
Prior SEC filing: 18 May 2026
Next SEC filing: 03 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Ashley Bancroft, Attorney-in-Fact

Key filing fact

Lloyd M. Yates filed Form 4 for NISOURCE INC. (NI) on 26 May 2026.

Key facts

This page summarizes Lloyd M. Yates's Form 4 filing for NISOURCE INC. (NI).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 26 May 2026, 16:03.

Change

Previous filing in this sequence was filed on 18 May 2026.
Current net transaction value: -$950,066.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001311411 Primary reporting owner

Yates Lloyd M

Relationship: Director and President & CEO, Director
Address: 801 E. 86TH AVE, MERRILLVILLE
Signature: /s/ Ashley Bancroft, Attorney-in-Fact
Signature date: 26 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NI transaction

Common Stock

Sale

Transaction value: $950,066
Shares: -19,905
Change %: -3.7%
Price: $47.73
Shares after: 519,557
Date: 21 May 2026
Ownership: Direct
Footnotes: F1, F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $47.730 to $47.745, inclusive. The reporting person undertakes to provide to NiSource Inc., any security holder of NiSource Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F2

This amount includes RSUs received pursuant to the dividend equivalent provisions of his director RSU awards from 2020 and 2021, and which are subject to the same vesting conditions as the underlying RSUs.

Footnote F3

Includes shares acquired through the NiSource Inc. Employee Stock Purchase Plan.