InsidersTradesSigma
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 the US market, under the authority of SEC (Form 4). Operating in the Energy sector, California Water Service Group has published 626 insider filings. Market capitalisation: €3.1bn. The latest transaction was filed on 14 August 2026 (Cession). Among the most active insiders: Luu Michael B. The full history is accessible without an account.
626
Insider Decl.
n/a
Thresholds
€20,244
3 ops.
Buy Volume
€2m
66 ops.
Sell Volume
Analyst consensus: bullish or bearish?
Analysts rate California Water Service Group Strong Buy (bullish), based on 3 analysts. Average price target: US$55.33.
34Σ signal
This score ranks the purchase within its own market. No market currently meets the historical allocation criteria, so signals remain watch-only. Not investment advice.
Fundamental score
Ranked 15,913 of 29,051 companies
49.4
score / 100
Value41
Quality58
FCF yld-6.9%
Earn yld4.1%
EV/EBITDA13.1x
ROE7.7%
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 analysis generation is paused.
Last declaration on 14 August 2026
Declarations626 total
3,700 shares@ US$50.365Common StockSEC:0001214659-26-010432:0
3,700 shares@ US$49.980.0060% mcap12.7% of flowCommon stockSEC144:0001949846-26-000507
446 shares0Common StockSEC:0001214659-26-009646:0
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
41 shares@ US$45.240.0001% mcap100.0% of flowCommon StockSEC:0002058905-26-000005:0
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
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
25 of 626 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.
