---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-051949"
form_type: "8-K"
ticker: "CWT"
cik: "0001035201"
company_name: "CALIFORNIA WATER SERVICE GROUP"
filed_at: "2026-04-30T23:59:59+00:00"
generated_at: "2026-05-15T00:30:26.597493+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# CWT Q1 net income drops to $4.0M; receives revised CA GRC authorizing $90.5M revenue increase in 2026

## Summary
- Q1 2026 net income $4.0M ($0.07 diluted EPS) vs $13.3M ($0.22) in Q1 2025; revenue up to $214.6M from $204.0M.
- Revised PD on 2024 CA GRC authorizes revenue increases: $90.5M (10.9%) in 2026, $43.2M (4.7%) in 2027, $48.9M (5.1%) in 2028; final decision expected April 30, 2026.
- Acquiring Nexus Water Group's NV and OR systems for ~$218M; adds ~36,000 customers and ~$109M rate base.
- Infrastructure investment $129.4M in Q1; expects up to $627M in 2026.
- Dividend increased 8% to $1.34 annual; Q2 dividend $0.3350 payable May 22, 2026 to holders of record May 11, 2026.

## SEC filing metadata
- accession: 0001104659-26-051949
- form_type: 8-K
- ticker: CWT
- cik: 0001035201
- company_name: CALIFORNIA WATER SERVICE GROUP
- filed_at: 2026-04-30T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1035201/000110465926051949/0001104659-26-051949-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1035201/000110465926051949/tm2613168d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-051949
- JSON: https://secwatch.observer/filing/0001104659-26-051949.json
- Plain text: https://secwatch.observer/filing/0001104659-26-051949.txt

## Key facts
- Earnings Releases
  CALIFORNIA WATER SERVICE GROUP reported financial results for first quarter of 2026, ended March 31, 2026.
  - Period: first quarter of 2026, ended March 31, 2026
  - Result: reported results
  source text: On April 29, 2026, California Water Service Group (the “Company”) issued a press release (a copy of which is attached hereto as Exhibit 99.1 and incorporated herein by reference) announcing its financial results for the first quarter of 2026, ended March 31, 2026.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1035201/000110465926051949/0001104659-26-051949-index.htm

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