---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-114449"
form_type: "8-K"
ticker: "CWT"
cik: "0001035201"
company_name: "CALIFORNIA WATER SERVICE GROUP"
filed_at: "2025-11-20T23:59:59+00:00"
generated_at: "2026-05-16T17:51:45.651513+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# CPUC grants Cal Water one-year extension on cost of capital filing to May 1, 2027

## Summary
- CPUC order maintains Cal Water's ROE at 10.27%, cost of debt at 4.23%, capital structure 53.40% equity / 46.60% debt.
- Authorized rate of return remains 7.46% during the extension period.
- Water Cost of Capital Mechanism (WCCM) reauthorized; next measurement date Sep 30, 2026.
- CEO Kropelnicki cites CPUC workload reduction as reason for extension.

## SEC filing metadata
- accession: 0001104659-25-114449
- form_type: 8-K
- ticker: CWT
- cik: 0001035201
- company_name: CALIFORNIA WATER SERVICE GROUP
- filed_at: 2025-11-20T23:59:59+00:00
- event_type: regulatory
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1035201/000110465925114449/0001104659-25-114449-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1035201/000110465925114449/tm2531797d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-114449
- JSON: https://secwatch.observer/filing/0001104659-25-114449.json
- Plain text: https://secwatch.observer/filing/0001104659-25-114449.txt

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