Mitzi H. Coogler - 06 Mar 2026 Form 4 Insider Report for ATMOS ENERGY CORP (ATO)

Reporting relationship: Director
Issuer ticker: ATO
Reported as of: 06 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 10 Mar 2026, 16:55:11 UTC
Prior SEC filing: 05 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/Suzanne Johnson by POA

Key filing fact

Mitzi H. Coogler filed Form 4 for ATMOS ENERGY CORP (ATO) on 10 Mar 2026.

Key facts

This page summarizes Mitzi H. Coogler's Form 4 filing for ATMOS ENERGY CORP (ATO).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 10 Mar 2026, 16:55.

Change

Previous filing in this sequence was filed on 05 Feb 2026.
Current net transaction value: $0.

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 0002050539 Primary reporting owner

Coogler Mitzi H

Relationship: Director
Address: 5430 LBJ FREEWAY, SUITE 1800, DALLAS
Signature: /s/Suzanne Johnson by POA
Signature date: 10 Mar 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ATO transaction Derivative

Phantom Stock Units

Award

Transaction value
Shares: +920
Change %
Price: $184.73^*
Shares after: 920
Date: 06 Mar 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 920
Exercise price
Footnotes: F1, F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Each unit of phantom stock is equivalent to one share of the Company's common stock.

Footnote F2

The phantom stock units were granted under the 1998 Long-Term Incentive Plan (the "Plan") and are to be settled upon the reporting person's termination of service on the Company's Board.