NISOURCE INC. — Director's Dealing 2023

Aug 25, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NISOURCE INC. (NI)
CIK: 0001111711
Period of Report: 2023-08-23

Reporting Person: Yates Lloyd M (Director, Director and President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2023-08-23	Common Stock	P	40000	$26.44	Acquired	131242.475	Direct

Footnotes

F1: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $26.31 to $26.54, 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.

F2: This amount includes RSUs received pursuant to the dividend equivalent provisions of the RSU awards, and which are subject to the same vesting conditions as the underlying RSUs.