California Water Service Group (CWT:NYSE) closed at $48.04 on October 23, 2026, up 1.05% on the day. The stock trades 10.7% below its 52-week high of $53.82 and 16.3% above its 52-week low of $41.29. Over the past year, it lost 3.1%. California Water Service Group is part of the Public Utilities sector (Water Supply).
In 252 trading sessions since October 23, 2025, CWT closed higher on 126 days (50%). Its best day was November 4, 2025 (+4.58%) and its worst was April 30, 2026 (-6.92%). It never moved 10% or more in a single session.
California Water Service Group, through its subsidiaries, provides water utility and other related services in California, Washington, New Mexico, and Hawaii. The company engages 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 482,400 customers in 100 California communities; approximately 4,400 water and wastewater customers on the islands of Maui and Hawaii; approximately 16,700 customers in the Tacoma and Olympia areas in Washington; and approximately 8,000 water and wastewater customers in the Belen, Los Lunas, and Elephant Butte areas in New Mexico. The company is also involved in the provision of non-regulated water-related services, including operating water systems; providing operational and maintenance, meter reading, and billing services to private companies and municipalities; leasing communication antenna sites on its properties to telecommunication companies; billing optional third-party insurance programs to its residential customers; operating recycled water distribution systems; and providing lab serv...
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