# California Water Service Group (CWT)

Source: https://www.quantisnow.com/company/CWT
Generated: 2026-11-13T10:50:28.747Z

- Ticker: CWT
- Exchange: NYSE
- Sector: Utilities
- Industry: Water Supply
- SEC CIK: 0001035201
- Website: calwatergroup.com

## About

California Water Service Group, through its subsidiaries, provides water utility and other related services in California, Washington, New Mexico, and Hawaii. It 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. The company offers its services to approximately 492,600 customer connections in 100 California communities; approximately 5,300 water and wastewater customer connections on the islands of Maui and Hawaii; approximately 36,600 customer connections in the Tacoma, Olympia, Graham, Spanaway, Puyallup, and Gig Harbor areas; and approximately 8,500 water and wastewater customer connections in the Belen, Los Lunas, Indian Hills, and Elephant Butte areas in New Mexico. It 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, the company offers wastewater collection and treatment services. California Water Service Group was founded in 1926 and is headquartered in San Jose, California.

## Latest CWT news and filings

- 2026-11-09 21:06 UTC [SEC Form 4] [Director Krummel Thomas M sold $188,016 worth of shares (3,700 units at $50.81), decreasing direct ownership by 18% to 16,404 units (SEC Form 4)](https://www.quantisnow.com/insight/director-krummel-thomas-m-sold-188016-worth-of-shares-3700-6781274)
- 2026-11-05 21:49 UTC [SEC Form 4] [VP, Rates & Reg Affairs Shimansky Gregory Dale sold $48,921 worth of shares (978 units at $50.00), decreasing direct ownership by 69% to 446 units (SEC Form 4)](https://www.quantisnow.com/insight/vp-rates-reg-affairs-shimansky-gregory-dale-sold-48921-worth-6777154)
- 2026-11-05 21:32 UTC [SEC Form 4] [Director Pottenger Carol M sold $132,650 worth of shares (2,657 units at $49.92), decreasing direct ownership by 14% to 16,530 units (SEC Form 4)](https://www.quantisnow.com/insight/director-pottenger-carol-m-sold-132650-worth-of-shares-2657-6777030)
- 2026-10-29 20:56 UTC [SEC Form 10-Q] [SEC Form 10-Q filed by California Water Service Group](https://www.quantisnow.com/insight/sec-form-10-q-filed-by-california-water-service-group-6763974)
- 2026-10-29 01:21 UTC [SEC Form 8-K] [SEC Form 8-K filed by California Water Service Group](https://www.quantisnow.com/insight/sec-form-8-k-filed-by-california-water-service-group-6762087)
- 2026-10-29 01:15 UTC [Leadership Update] [California Water Service Group Reports Solid Third Quarter 2026 Results and Successful Execution of Business Strategy](https://www.quantisnow.com/insight/california-water-service-group-reports-solid-third-quarter-2026-results-6761944)
- 2026-10-28 20:20 UTC [SEC Form 8-K] [SEC Form 8-K filed by California Water Service Group](https://www.quantisnow.com/insight/sec-form-8-k-filed-by-california-water-service-group-6761531)
- 2026-10-28 20:15 UTC [Dividends] [California Water Service Group Board of Directors Declares 327th Consecutive Quarterly Dividend](https://www.quantisnow.com/insight/california-water-service-group-board-of-directors-declares-327th-consecutive-6761386)
- 2026-10-15 20:15 UTC [Hawaii Public Utilities Commission Issues General Rate Case Decision for Hawaii Water Service’s Kapalua Water and Wastewater Systems](https://www.quantisnow.com/insight/hawaii-public-utilities-commission-issues-general-rate-case-decision-for-6748065)
- 2026-10-15 16:38 UTC [SEC Form 8-K] [SEC Form 8-K filed by California Water Service Group](https://www.quantisnow.com/insight/sec-form-8-k-filed-by-california-water-service-group-6747780)
- 2026-10-15 12:45 UTC [Dividends] [California Water Service Group Prices $125 Million of Senior Unsecured Notes and California Water Service Company Prices $150 Million of First Mortgage Bonds](https://www.quantisnow.com/insight/california-water-service-group-prices-125-million-of-senior-unsecured-6747474)
- 2026-10-08 20:15 UTC [Earnings Date] [California Water Service Group Schedules 2026 Third-Quarter Earnings Results Announcement and Conference Call](https://www.quantisnow.com/insight/california-water-service-group-schedules-2026-third-quarter-earnings-results-announcement-6741809)
- 2026-09-30 20:15 UTC [California Water Service Group Chairman & CEO Joins Alliance for Critical Infrastructure (ACI) Board of Directors](https://www.quantisnow.com/insight/california-water-service-group-chairman-ceo-joins-alliance-for-critical-6730666)
- 2026-09-10 20:15 UTC [WUTC Issues Decision in Washington Water’s Application to Recover Costs for Investments to Provide Safe, Reliable Service](https://www.quantisnow.com/insight/wutc-issues-decision-in-washington-waters-application-to-recover-costs-6711648)
- 2026-09-08 22:21 UTC [California Water Service Kicks Off Back-to-School Season With 13th Year of Tap Into Learning Program](https://www.quantisnow.com/insight/california-water-service-kicks-off-back-to-school-season-with-13th-year-6708852)
- 2026-09-08 20:38 UTC [SEC Form 4] [VP, Corporate Controller & PAO Scanlon Thomas A covered exercise/tax liability with 60 shares, decreasing direct ownership by 1% to 5,690 units (SEC Form 4) (for tax liability)](https://www.quantisnow.com/insight/vp-corporate-controller-pao-scanlon-thomas-a-covered-exercisetax-liability-6708541)
- 2026-09-08 20:36 UTC [SEC Form 4] [Vice President, Engineering Peters Todd Kenneth covered exercise/tax liability with 81 shares, decreasing direct ownership by 0.97% to 8,259 units (SEC Form 4) to cover taxes](https://www.quantisnow.com/insight/vice-president-engineering-peters-todd-kenneth-covered-exercisetax-liability-with-6708533)
- 2026-09-08 20:34 UTC [SEC Form 4] [VP Facilities Fleet Procure IT Ouyang Elissa Y covered exercise/tax liability with 134 shares, decreasing direct ownership by 0.90% to 14,805 units (SEC Form 4) (for tax liability)](https://www.quantisnow.com/insight/vp-facilities-fleet-procure-it-ouyang-elissa-y-covered-exercisetax-6708527)
- 2026-09-08 20:32 UTC [SEC Form 4] [VP Corp Sect, Gov & Assurance Mortensen Michelle R covered exercise/tax liability with 148 shares, decreasing direct ownership by 1% to 12,807 units (SEC Form 4) to satisfy tax liability](https://www.quantisnow.com/insight/vp-corp-sect-gov-assurance-mortensen-michelle-r-covered-exercisetax-6708512)
- 2026-09-08 20:30 UTC [SEC Form 4] [SVP Operations Mares Michael S Jr covered exercise/tax liability with 136 shares, decreasing direct ownership by 2% to 8,252 units (SEC Form 4) (withholding obligation)](https://www.quantisnow.com/insight/svp-operations-mares-michael-s-jr-covered-exercisetax-liability-with-6708497)
- 2026-09-08 20:28 UTC [SEC Form 4] [SVP CFO and Treasurer Lynch James Patrick covered exercise/tax liability with 98 shares, decreasing direct ownership by 1% to 6,486 units (SEC Form 4) (for withholding tax)](https://www.quantisnow.com/insight/svp-cfo-and-treasurer-lynch-james-patrick-covered-exercisetax-liability-6708456)
- 2026-09-08 20:26 UTC [SEC Form 4] [SVP Corp Svce & Chief Risk Of Luu Michael B covered exercise/tax liability with 138 shares, decreasing direct ownership by 0.58% to 23,744 units (SEC Form 4) (tax liability)](https://www.quantisnow.com/insight/svp-corp-svce-chief-risk-of-luu-michael-b-covered-6708450)
- 2026-09-08 20:24 UTC [SEC Form 4] [Chairman President & CEO Kropelnicki Martin A covered exercise/tax liability with 998 shares, decreasing direct ownership by 0.67% to 147,287 units (SEC Form 4) (for tax liability)](https://www.quantisnow.com/insight/chairman-president-ceo-kropelnicki-martin-a-covered-exercisetax-liability-with-6708434)
- 2026-09-08 20:20 UTC [SEC Form 4] [VP Water Res Plan & Sustain Jenkins Kenneth G covered exercise/tax liability with 102 shares, decreasing direct ownership by 2% to 5,126 units (SEC Form 4) (tax liability)](https://www.quantisnow.com/insight/vp-water-res-plan-sustain-jenkins-kenneth-g-covered-exercisetax-6708418)
- 2026-09-08 20:16 UTC [SEC Form 4] [VP Water Qual James Sophie Marwieh covered exercise/tax liability with 101 shares, decreasing direct ownership by 1% to 8,287 units (SEC Form 4) to satisfy withholding obligation](https://www.quantisnow.com/insight/vp-water-qual-james-sophie-marwieh-covered-exercisetax-liability-with-6708374)
- 2026-09-08 20:14 UTC [SEC Form 4] [VP, Chief Human Resource Offcr Hamner Kristan A covered exercise/tax liability with 42 shares, decreasing direct ownership by 1% to 2,979 units (SEC Form 4) to satisfy withholding tax](https://www.quantisnow.com/insight/vp-chief-human-resource-offcr-hamner-kristan-a-covered-exercisetax-6708335)
- 2026-09-08 20:11 UTC [SEC Form 4] [SVP, Cust Svc & Chief Sust Of Dean Shannon C covered exercise/tax liability with 147 shares, decreasing direct ownership by 0.62% to 23,613 units (SEC Form 4) (withholding obligation)](https://www.quantisnow.com/insight/svp-cust-svc-chief-sust-of-dean-shannon-c-covered-6708302)
- 2026-09-08 20:08 UTC [SEC Form 4] [SVP, Chief Legal Officer & BD Bunting Shawn C covered exercise/tax liability with 140 shares, decreasing direct ownership by 3% to 4,574 units (SEC Form 4) (withholding obligation)](https://www.quantisnow.com/insight/svp-chief-legal-officer-bd-bunting-shawn-c-covered-exercisetax-6708268)
- 2026-09-01 21:07 UTC [SEC Form 4] [Director Snow Lester A sold $25,105 worth of shares (500 units at $50.21), decreasing direct ownership by 3% to 17,817 units (SEC Form 4)](https://www.quantisnow.com/insight/director-snow-lester-a-sold-25105-worth-of-shares-500-6701758)
- 2026-09-01 20:15 UTC [Newsweek Names California Water Service Group One of “America’s Greatest Companies”](https://www.quantisnow.com/insight/newsweek-names-california-water-service-group-one-of-americas-greatest-6701429)
- 2026-08-31 21:15 UTC [Hawaii Water Service Proposes Rate Adjustment for Kona Service Area for Investments Made to Help Keep Service Safe, Reliable](https://www.quantisnow.com/insight/hawaii-water-service-proposes-rate-adjustment-for-kona-service-area-6700062)
- 2026-08-19 20:15 UTC [California Water Service Group Awards $80,000 in Scholarships, Nears $1 Million Milestone Investing in its Communities’ Future Leaders](https://www.quantisnow.com/insight/california-water-service-group-awards-80000-in-scholarships-nears-1-6688391)
- 2026-08-17 21:45 UTC [California Water Service Group Named One of “World’s Greenest Companies” by Newsweek](https://www.quantisnow.com/insight/california-water-service-group-named-one-of-worlds-greenest-companies-6685483)
- 2026-08-14 21:13 UTC [SEC Form 4] [Director Krummel Thomas M sold $186,350 worth of shares (3,700 units at $50.37), decreasing direct ownership by 16% to 20,104 units (SEC Form 4)](https://www.quantisnow.com/insight/director-krummel-thomas-m-sold-186350-worth-of-shares-3700-6683663)
- 2026-08-10 20:15 UTC [Indianola Students Returning to School with Safe, Reliable Drinking Water Due to Partnership with California Water Service, Selma Unified School District, Self-Help Enterprises](https://www.quantisnow.com/insight/indianola-students-returning-to-school-with-safe-reliable-drinking-water-6673778)
- 2026-08-05 19:17 UTC [SEC Form 4] [VP, Rates & Reg Affairs Shimansky Gregory Dale was granted 446 shares, increasing direct ownership by 52% to 1,311 units (SEC Form 4)](https://www.quantisnow.com/insight/vp-rates-reg-affairs-shimansky-gregory-dale-was-granted-446-6664709)
- 2026-08-04 22:01 UTC [SEC Form 3] [New insider Shimansky Gregory Dale claimed ownership of 865 shares (SEC Form 3)](https://www.quantisnow.com/insight/new-insider-shimansky-gregory-dale-claimed-ownership-of-865-shares-6663302)
- 2026-08-03 22:30 UTC [California Water Service and County of Tulare Complete Project to Bring Safe, Reliable Water to Harrison Road Water Users](https://www.quantisnow.com/insight/california-water-service-and-county-of-tulare-complete-project-to-6660496)
- 2026-07-30 19:05 UTC [SEC Form 10-Q] [SEC Form 10-Q filed by California Water Service Group](https://www.quantisnow.com/insight/sec-form-10-q-filed-by-california-water-service-group-6655800)
- 2026-07-30 01:47 UTC [SEC Form 8-K] [California Water Service Group filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits](https://www.quantisnow.com/insight/california-water-service-group-filed-sec-form-8-k-results-of-6654624)

## More

- Live page with ratings, short volume, options and peers: https://www.quantisnow.com/company/CWT
- Earnings history: https://www.quantisnow.com/earnings/CWT
- Dividend history: https://www.quantisnow.com/dividends/CWT
- Insider transactions: https://www.quantisnow.com/insiders/CWT
- Options chain: https://www.quantisnow.com/options/CWT
- SEC 8-K filings only: https://www.quantisnow.com/company/CWT/8-k
- RSS and alerts for CWT: https://www.quantisnow.com/docs/rss-feeds.md