---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-419084"
form_type: "8-K"
ticker: "ATO"
cik: "0000731802"
company_name: "ATMOS ENERGY CORP"
filed_at: "2026-10-09T20:05:48+00:00"
generated_at: "2026-10-12T15:11:29.894624+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Atmos Energy closes $700M 6.000% senior notes due 2036, net proceeds about $691.4M

## Summary
- Completed public offering of $700 million aggregate principal amount of 6.000% Senior Notes due 2036 on October 9, 2026.
- Net proceeds of approximately $691.4 million after underwriting discount and estimated offering expenses.
- Interest payable May 15 and November 15 each year, beginning May 15, 2027; notes mature November 15, 2036.
- Notes are unsecured senior obligations ranking equally with Atmos Energy's other existing and future unsubordinated debt; redeemable at the company's option at any time.
- Indenture covenants limit liens, sale-leaseback transactions, mergers and asset sales; default triggers include interest payment defaults and bankruptcy events.

## SEC filing metadata
- accession: 0001193125-26-419084
- form_type: 8-K
- ticker: ATO
- cik: 0000731802
- company_name: ATMOS ENERGY CORP
- filed_at: 2026-10-09T20:05:48+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/731802/000119312526419084/0001193125-26-419084-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/731802/000119312526419084/d174816d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-419084
- JSON: https://secwatch.observer/filing/0001193125-26-419084.json
- Plain text: https://secwatch.observer/filing/0001193125-26-419084.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.