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NYSE · CWTUtilitiesElectric, Gas & Water Utilities

California Water Service (CWT)

$49.11−0.75%
Close Nov 3, 2026 · split-adjusted
Nov 3, 2026$49.11▲ 9.21% in range
Nov 3, 2025Low $42.24 · High $52.44Nov 3, 2026
What changed · written from our data
As of Nov 3, 2026

California Water Service closed at $49.11 on Nov 3, down 0.75%, 6.4% below its 52-week closing high. Volume of 418.4K shares was 1.01× its 20-day average (close to normal).

Split-adjusted performance: +7.1% over one month, +14.1% over six months, +10.7% over one year.

In the quarter ended Sep 30, 2026, revenue was $332.17M, up 6.7% from a year earlier, with a net margin of 19.7%.

Short interest was 2.3M shares at the Oct 15 settlement, down 6.4% from the prior report (3.8% of float, 5.4 days to cover).

Market cap$3.09B62.9M shares
Revenue · quarter$332.2M+6.7% YoY
Diluted EPS$1.05+1.9% YoY
P/E · TTM22.5×P/S 2.8×
Net margin19.7%Gross 100.0%
Dividend yield2.73%$0.335 last paid
52-week range42.24 – 52.44−6.4% from high
Volume418.4K1.01× 20-day avg
Volatility · 60d18.1%Annualised
Short % of float3.8%5.4 days to cover
Net cash-$1.63BCash $45.1M
Next earnings—Not scheduled
Split-adjusted performance
1W +2.7%1M +7.1%3M −1.3%6M +14.1%YTD +13.3%1Y +10.7%3Y +1.4%5Y −18.0%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within Electric, Gas & Water Utilities

Percentile among 121 companies (100 = best)

6-month momentum91
Revenue growth48
Net margin77
Value (low P/E)40
Size38

Industry medians: 6-month return −2.8%, revenue growth +7.1%, net margin 12.0%, P/E 21.0×.

Short interest

Details →
Shares short2.3M−6.4% vs prior
Days to cover5.4Settled Oct 15
% of float3.8%
Short vol. 10d61.6%of daily volume

Closest peers by size in Electric, Gas & Water Utilities

CompanyPriceToday6MRev. growthNet marginP/EMkt cap
CWTCalifornia Water Service$49.11−0.75%+14.1%+6.7%19.7%22.5$3.09B
AVAAvista$38.11−0.68%−6.9%+0.5%8.5%14.1$3.19BCompare
HTOH2O America$60.64−0.90%+4.6%+4.0%17.2%27.9$2.93BCompare
MGEEMGE Energy$73.93−1.86%−8.4%+1.1%20.7%18.7$2.79BCompare
AWRAmerican States Water$86.87−0.82%+14.0%+11.2%23.9%24.1$3.44BCompare
FRVOFervo Energy$9.32+12.97%——−52678.8%—$2.75BCompare
CPKChesapeake Utilities$138.05−0.89%+9.7%+4.7%12.6%23.2$3.49BCompare
OTTROtter Tail$83.41−8.85%−6.0%+0.4%−2.3%18.0$3.50BCompare
USACUSA Compression Partners, LP Common Units$25.67+3.51%−6.1%+36.8%13.3%25.8$3.72BCompare

News about California Water Service

All news →
California Water Q3 Earnings Miss Estimates on Higher Taxes & CostsZacks Investment Research · 5d agoNeutralCalifornia Water Service Group Reports Solid Third Quarter 2026 Results and Successful Execution of Business StrategyGlobeNewswire Inc. · Oct 29, 2026▲ PositiveCalifornia Water Service Kicks Off Back-to-School Season With 13th Year of Tap Into Learning ProgramGlobeNewswire Inc. · Sep 8, 2026▲ PositiveCalifornia Water Service and County of Tulare Complete Project to Bring Safe, Reliable Water to Harrison Road Water UsersGlobeNewswire Inc. · Aug 3, 2026▲ PositiveCalifornia Water Service Group Reports Strong Second Quarter 2026 Financial ResultsGlobeNewswire Inc. · Jul 30, 2026▲ Positive

Quick answers

What does California Water Service do?
California Water Service Group is a U.S. water and utilities holding company based in California.
What is CWT's market cap?
$3.09B, based on the Nov 3 close of $49.11.
What is CWT's P/E ratio?
22.5× trailing-twelve-month earnings of $137.39M.
Does California Water Service pay a dividend?
Yes. The latest regular dividend was $0.335 per share (ex-date Aug 10), an annualised yield of 2.73%.
How much of CWT is sold short?
2.3M shares, 3.8% of float, as of Oct 15, 2026.
What sector is CWT in?
Utilities, in the Electric, Gas & Water Utilities industry.

About California Water Service

California Water Service Group is a U.S. water and utilities holding company based in California. The company provides water utility and other related services in California, Washington, New Mexico, Hawaii and Texas through its wholly-owned subsidiaries. The bulk of the company's business consists of the production, purchase, storage, treatment, testing, distribution, and sale of water for domestic, industrial, public, and irrigation uses, and the provision of water for domestic and municipal fire protection services.

HQ: San Jose, CA1,336 employeesListed Jun 1, 1972calwatergroup.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology