---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-167129"
form_type: "8-K"
ticker: "SR"
cik: "0001126956"
company_name: "SPIRE INC"
filed_at: "2025-07-29T23:59:59+00:00"
generated_at: "2026-05-17T23:31:31.515977+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Spire to acquire Piedmont Natural Gas Tennessee LDC from Duke Energy for $2.48B

## Summary
- Acquisition of ~200,000 Nashville-area customers at 1.5x estimated 2026 rate base, cash-free debt-free.
- Expected close in Q1 2026, subject to TN PUC and HSR approvals; fully committed bridge facility from BMO.
- Accretive to adjusted EPS and supports long-term 5-7% adjusted EPS growth target.
- Spire plans to explore sale of natural gas storage assets (Spire Storage) to offset financing.
- Expands regulated utility footprint to nearly 2 million customers across MO, AL, MS, and now TN.

## SEC filing metadata
- accession: 0001193125-25-167129
- form_type: 8-K
- ticker: SR
- cik: 0001126956
- company_name: SPIRE INC
- filed_at: 2025-07-29T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 1.01, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1126956/000119312525167129/0001193125-25-167129-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1126956/000119312525167129/d936634d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-167129
- JSON: https://secwatch.observer/filing/0001193125-25-167129.json
- Plain text: https://secwatch.observer/filing/0001193125-25-167129.txt

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