---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-117855"
form_type: "8-K"
ticker: "UTL"
cik: "0000755001"
company_name: "UNITIL CORP"
filed_at: "2025-05-12T23:59:59+00:00"
generated_at: "2026-05-22T00:55:33.698294+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Unitil to acquire three water utilities from Aquarion Water Authority for $100M

## Summary
- Purchase price $100M includes ~$30M assumed debt; acquisition expected to close in late 2025.
- Aquarion Companies serve ~23,000 customers across 15 communities in MA and NH; rate base ~$78M (2024).
- Transaction is expected to be earnings accretive over the long term, supporting 5%-7% EPS growth.
- Debt financing committed from Scotiabank via $100M senior unsecured delayed-draw term loan facility.
- Regulatory approvals needed from MA, NH, and ME public utilities commissions.

## SEC filing metadata
- accession: 0001193125-25-117855
- form_type: 8-K
- ticker: UTL
- cik: 0000755001
- company_name: UNITIL CORP
- filed_at: 2025-05-12T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 1.01, 2.03, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/755001/000119312525117855/0001193125-25-117855-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/755001/000119312525117855/d945468d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-117855
- JSON: https://secwatch.observer/filing/0001193125-25-117855.json
- Plain text: https://secwatch.observer/filing/0001193125-25-117855.txt

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