InsidersTradesSigma
California Water Service Group Stock: price and management transactions · United States · SEC (Form 4)
Follow the California Water Service Group share price and the full insider trade history of the company, a listed issuer based in United States. Shares trade on US US, under the authority of SEC (Form 4). Operating in the Energy sector, California Water Service Group has published 614 insider filings. Market capitalisation: €3bn. The latest transaction was filed on 8 June 2026 (Retenue fiscale). Among the most active insiders: Dean Shannon C. The full history is accessible without an account.
614
Insider Decl.
0
Thresholds
·
2 ops.
Buy Volume
€2m
71 ops.
Sell Volume
34Σ signal
Informational score on this market. Our backtest validates the signal only on 8 EU venues; elsewhere (notably US markets) insider buys historically invert or do not hold. Not a recommendation.
Fundamental score
Ranked 13,900 of 25,791 companies
49.7
score / 100
Value42
Quality58
FCF yld-7.3%
Earn yld4.3%
EV/EBITDA12.7x
ROE7.2%
Gross mgn64%
Net mgn13%
Debt/EBITDA4.5x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Sigma AI Analysis
Fundamental view, insider signal, bull and bear case, synthesis.
AI-generated analysis. Opinion, not investment advice. Not backtested. Built from public filings and financials. No price target, no buy or sell recommendation.
Last declaration on 8 June 2026
Declarations614 total
70 shares@ US$45.240.0001% mcap1.2% of flowCommon StockSEC:0001965747-26-000006:0
69 shares@ US$45.820.0001% mcap1.2% of flowCommon StockSEC:0001965747-26-000006:1
504 shares@ US$45.240.0007% mcap0.8% of flowCommon StockSEC:0001222882-26-000006:0
493 shares@ US$45.820.0007% mcap0.7% of flowCommon StockSEC:0001222882-26-000006:1
49 shares@ US$45.240.0001% mcap1.3% of flowCommon StockSEC:0001502013-26-000006:0
49 shares@ US$45.820.0001% mcap1.3% of flowCommon StockSEC:0001502013-26-000006:1
70 shares@ US$45.240.0001% mcap0.5% of flowCommon StockSEC:0001583179-26-000007:0
69 shares@ US$45.820.0001% mcap0.5% of flowCommon StockSEC:0001583179-26-000007:1
74 shares@ US$45.240.0001% mcap0.6% of flowCommon StockSEC:0001629473-26-000006:0
73 shares@ US$45.820.0001% mcap0.6% of flowCommon StockSEC:0001629473-26-000006:1
74 shares@ US$45.240.0001% mcap0.8% of flowCommon StockSEC:0001629475-26-000006:0
73 shares@ US$45.820.0001% mcap0.8% of flowCommon StockSEC:0001629475-26-000006:1
67 shares@ US$45.240.0001% mcap0.8% of flowCommon StockSEC:0001668263-26-000006:0
66 shares@ US$45.820.0001% mcap0.8% of flowCommon StockSEC:0001668263-26-000006:1
67 shares@ US$45.240.0001% mcap0.8% of flowCommon StockSEC:0001763798-26-000006:0
66 shares@ US$45.820.0001% mcap0.8% of flowCommon StockSEC:0001763798-26-000006:1
69 shares@ US$45.240.0001% mcap0.9% of flowCommon StockSEC:0001763820-26-000006:0
68 shares@ US$45.820.0001% mcap0.9% of flowCommon StockSEC:0001763820-26-000006:1
30 shares@ US$45.240.0000% mcap1.2% of flowCommon StockSEC:0001958895-26-000006:0
30 shares@ US$45.820.0000% mcap1.2% of flowCommon StockSEC:0001958895-26-000006:1
40 shares@ US$45.240.0001% mcap49.7% of flowCommon StockSEC:0001965544-26-000006:0
40 shares@ US$45.820.0001% mcap50.3% of flowCommon StockSEC:0001965544-26-000006:1
63 shares@ US$45.240.0001% mcap15.9% of flowCommon StockSEC:0001996303-26-000006:0
38 shares@ US$45.820.0001% mcap9.7% of flowCommon StockSEC:0001996303-26-000006:1
51 shares@ US$45.240.0001% mcap1.2% of flowCommon StockSEC:0001998622-26-000006:0
25 of 614 declarations
About California Water Service Group
California Water Service Group (NYSE: CWT) is a leading regulated water utility in the United States, headquartered in San Jose, California. For French-speaking investors, it is best viewed as a defensive utility name with infrastructure-like characteristics, operating under a regulated rate framework rather than a cyclical industrial model. The company serves customers across California, Hawaii, New Mexico, Washington, and Texas through a group of regulated subsidiaries and related infrastructure businesses. The company’s history is rooted in a long-standing public-utility franchise. Its core operating subsidiary, California Water Service, was founded in 1926 and remains the largest unit within the group. Over time, California Water Service Group expanded into a multi-state platform, building a portfolio focused on essential water delivery, wastewater-related services, and long-duration infrastructure assets. The headquarters in San Jose underscores its strong West Coast base and proximity to one of its most important service territories. Operationally, the group’s business is centered on drinking water distribution, system maintenance, treatment, and, in certain markets, wastewater and recycled water services. Its economic model depends on regulated asset growth, capital spending programs, and approved tariffs that allow the company to recover prudent investments over time. Management’s priorities typically include replacing aging mains, improving water quality, strengthening system resilience, and addressing environmental and drought-related challenges. This makes the company particularly relevant for investors seeking exposure to critical infrastructure and utility regulation. In competitive terms, California Water Service Group has a meaningful scale advantage. Management describes the company as the third-largest publicly traded water utility in the United States. Its competitive strengths include a sizeable customer base, a diversified geographic footprint, recurring demand for essential services, and the ability to deploy capital into regulated networks where returns are determined by regulatory outcomes. The main risk factor is also clear: earnings visibility can be affected by state-level regulatory decisions, especially in California, where general rate cases can influence timing and recovery of investment costs. Recent developments highlight a sustained investment cycle. In 2024, the company reported a record $471 million of infrastructure investment aimed at making systems safer and more resilient. In 2025 and early 2026, the group continued to emphasize capital deployment, updates on its California general rate case, and operational growth initiatives, including wastewater and recycled-water opportunities. These recent disclosures reinforce the investment case: a long-duration regulated utility with defensive cash flow characteristics, ongoing capital intensity, and a broad service footprint on the NYSE in the United States.
