California Water Service Group

California Water Service Group

CWTยทNYSE

$45.24

+1.1%
UtilitiesRegulated Water

California Water Service Group, through its subsidiaries, provides water utility and other related services in California, Washington, New Mexico, Hawaii, and Texas. The company is involved in the production, purchase, storage, treatment, testing, distribution, and sale of water for domestic, industrial, public, and irrigation uses, as well as for fire protection. It offers its services to approximately 494,500 customer connections in 100 California communities; approximately 6,200 water and wastewater customer connections on the islands of Maui and Hawaii; approximately 36,400 customer connections in the Tacoma, Olympia, Graham, Spanaway, Puyallup, and Gig Harbor areas; and approximately 8,600 water and wastewater customer connections in the Belen, Los Lunas, Indian Hills, and Elephant Butte areas in New Mexico. The company also engages in the provision of non-regulated water-related services, including operating of municipally owned water systems, privately owned water, and recycled water distribution systems; water system operation, meter reading, and billing services to private companies and municipalities; leasing of communication antenna sites on its properties to telecommunication companies; and billing of optional third-party insurance programs to its residential customers, as well as provides lab services. In addition, it offers wastewater collection and treatment services. The company was founded in 1926 and is headquartered in San Jose, California.

At a Glance

Live Snapshot
Market Cap$2.71B
EPS2.1500
P/E Ratio21.04
Earnings Date07/30/2026

SEC Filings

CWT - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
8-K

8-K 2026

N/A

May 21, 2026
May 20, 2026
2026
8-K

8-K 2026

N/A

May 20, 2026
May 20, 2026
2026
8-K

8-K 2026

N/A

May 01, 2026
April 30, 2026
2026
10-Q

10-Q 2026 Q1

Q1

April 30, 2026
March 31, 2026
2026
8-K

8-K 2026

N/A

April 30, 2026
April 29, 2026
2026
8-K

8-K 2026

N/A

April 29, 2026
April 29, 2026
2026
DEF 14A

DEF 14A 2026

N/A

April 08, 2026
May 20, 2026
2026
8-K

8-K 2026

N/A

March 18, 2026
March 17, 2026
2026
8-K

8-K 2026

N/A

March 05, 2026
March 02, 2026
2026
10-K

10-K 2025 FY

FY

February 27, 2026
December 31, 2025
2025
Showing 1 to 10 of 507 filings

Understanding SEC Filings

Essential regulatory documents for investors

SEC filings are mandatory documents that publicly traded companies must submit to the Securities and Exchange Commission. These reports provide critical insights into a company's financial health, operations, risks, and strategic direction. For investors conducting due diligence, these filings are the most authoritative source of company information.

10-K

Annual Report

Comprehensive annual financial report filed within 60-90 days of fiscal year-end. Includes audited financial statements, management discussion & analysis (MD&A), risk factors, and detailed business operations. The most thorough financial disclosure of the year.

Filed annually
10-Q

Quarterly Report

Unaudited quarterly financial report filed within 40-45 days after each of the first three fiscal quarters. Provides updates on financial position, results of operations, and significant events. Essential for tracking quarterly performance trends.

Filed 3 times per year
8-K

Current Report

Event-driven filing for material events that shareholders should know about, filed within 4 business days. Includes acquisitions, executive changes, bankruptcy, earnings releases, and other significant developments. Critical for staying informed about breaking news.

Filed as events occur
DEF 14A

Proxy Statement

Definitive proxy statement sent to shareholders before annual meetings. Contains executive compensation details, board member information, voting matters, and corporate governance policies. Key for understanding management incentives and board composition.

Filed before shareholder meetings
S-1

Registration Statement

Initial registration for securities offerings, including IPOs. Provides detailed company history, business model, financial statements, risk factors, and use of proceeds. Essential for evaluating new investment opportunities and understanding company fundamentals.

Filed for new offerings
20-F

Foreign Annual Report

Annual report for foreign private issuers, equivalent to Form 10-K for non-U.S. companies. Filed within 4-6 months of fiscal year-end. Contains audited financials, business description, and regulatory disclosures adapted for international companies.

Foreign companies only

Why SEC Filings Matter

  • Regulatory Accuracy: Filings are subject to SEC review and legal penalties for misstatements, ensuring high data quality
  • Management Insights: MD&A sections reveal management's perspective on trends, challenges, and future outlook
  • Risk Assessment: Detailed risk factor disclosures help investors understand potential threats to business operations
  • Competitive Analysis: Business descriptions and segment data enable comparison with industry peers
  • Historical Context: Years of filings provide trend analysis and context for current performance