20 insiders reported 98 Form 4 transactions for NISOURCE INC. (NI) over the past 18 months (most recent 2026-08-18). Recent activity: BIRMINGHAM MELODY (EVP & Grp President, Utilities) Sell 37,509 shares, Jesanis Michael E (Director) Buy 30,190 shares, Berman Melanie B. (EVP Administration & CHRO) Sell 15,000 shares, Yates Lloyd M (Director and President & CEO) Sell 19,905 shares, BIRMINGHAM MELODY (EVP & Grp President, Utilities) Sell 10,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-18 | BIRMINGHAM MELODY | EVP & Grp President, Utilities | Sell | 37,509 | $1.6M |
| 2026-07-15 | Jesanis Michael E | Director | Buy | 30,190 | $0 |
| 2026-05-27 | Berman Melanie B. | EVP Administration & CHRO | Sell | 15,000 | $715,200 |
| 2026-05-26 | Yates Lloyd M | Director and President & CEO | Sell | 19,905 | $950,066 |
| 2026-05-21 | BIRMINGHAM MELODY | EVP & Grp President, Utilities | Sell | 10,000 | $471,850 |
| 2026-05-21 | BIRMINGHAM MELODY | EVP & Grp President, Utilities | Sell | 2,500 | $118,575 |
| 2026-05-13 | McAvoy John | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | ALTABEF PETER | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | HENRETTA DEBORAH A | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | Bunting Theodore H JR | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | Jesanis Michael E | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | KABAT KEVIN T | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | BUTLER ERIC L | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | Barbour Sondra L | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | Hersman Deborah | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | Lee Cassandra S. | Director | Buy | 3,807 | $179,043 |
| 2026-05-13 | JOHNSON WILLIAM D | Director | Buy | 3,807 | $179,043 |
| 2026-03-03 | BIRMINGHAM MELODY | EVP & Grp President, Utilities | Buy | 71,094 | $3.4M |
| 2026-03-03 | BIRMINGHAM MELODY | EVP & Grp President, Utilities | Sell | 30,427 | $1.4M |
| 2026-03-03 | BIRMINGHAM MELODY | EVP & Grp President, Utilities | Sell | 4,108 | $194,308 |
| 2026-03-03 | Jefferson William Jr. | EVP, Chief Op & Safety Officer | Buy | 60,623 | $2.9M |
| 2026-03-03 | Jefferson William Jr. | EVP, Chief Op & Safety Officer | Sell | 25,504 | $1.2M |
| 2026-03-03 | Jefferson William Jr. | EVP, Chief Op & Safety Officer | Sell | 3,478 | $164,509 |
| 2026-03-03 | Luhrs Michael | EVP, Tech, Customer & CCO | Buy | 61,811 | $2.9M |
| 2026-03-03 | Luhrs Michael | EVP, Tech, Customer & CCO | Sell | 27,569 | $1.3M |
Source: SEC Form 4 filings · as of 2026-08-18