---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-276088"
form_type: "8-K"
ticker: "ATO"
cik: "0000731802"
company_name: "ATMOS ENERGY CORP"
filed_at: "2026-06-18T21:11:03+00:00"
generated_at: "2026-06-18T21:12:50.090547+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Atmos Energy issues $700M of 4.750% Senior Notes due 2032

## Summary
- Public offering of $700M aggregate principal amount of 4.750% Senior Notes due 2032 completed on June 18, 2026.
- Net proceeds of approximately $693.9M after underwriting discount and expenses.
- Notes are unsecured senior obligations ranking equally with existing and future unsubordinated debt.
- Interest payable semi-annually on Jan 15 and Jul 15 beginning Jan 15, 2027; maturity Jan 15, 2032.
- Atmos may redeem notes at any time in whole or in part at redemption prices per the Indenture.

## SEC filing metadata
- accession: 0001193125-26-276088
- form_type: 8-K
- ticker: ATO
- cik: 0000731802
- company_name: ATMOS ENERGY CORP
- filed_at: 2026-06-18T21:11:03+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/731802/000119312526276088/0001193125-26-276088-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/731802/000119312526276088/d138781d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-276088
- JSON: https://secwatch.observer/filing/0001193125-26-276088.json
- Plain text: https://secwatch.observer/filing/0001193125-26-276088.txt

## Key facts
- Material Agreements
  ATMOS ENERGY CORP entered into 4.750% Senior Notes due 2032 with U.S. Bank Trust Company, National Association valued at $700,000,000 million aggregate principal amount (effective 2026-06-18).
  - Action: entry
  - Agreement: notes offering
  - Counterparty: U.S. Bank Trust Company, National Association
  - Value: $700,000,000 million aggregate principal amount
  - Effective: 2026-06-18
  source text: On June 18, 2026, Atmos Energy Corporation (“Atmos Energy”) completed a public offering of $700,000,000 million aggregate principal amount of its 4.750% Senior Notes due 2032 (the “Notes”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/731802/000119312526276088/0001193125-26-276088-index.htm

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