California Water Service Group (CWT) stock
Close on Nov 11, 2026Market cap $3.12BP/E 22.2Yield 2.50%
California Water Service Group grew revenue 4.8% to $1.02B over the twelve months to Sep 30, 2026. Operating income rose 11.5% to $197.34M, moving the operating margin from 18.2% to 19.4%. At the latest close the market valued the company at $3.12B, 22.2 times its earnings.
Key statistics
Valuation at the latest close; fundamentals over the trailing twelve months, balances at Sep 30, 2026
Valuation
- Market cap
- $3.12B
- P/E ratio
- 22.2
- Price to sales
- 3.07
- Price to book
- –
- Dividend yield
- 2.50%
- Free cash flow yield
- –
Fundamentals
- Revenue
- $1.02B
- Net income
- $137.39M
- EPS, diluted
- $2.24
- Diluted shares
- 63M
Trading
- Next earnings
- Feb 24, 2027 (estimated, after the close)
- Previous close
- $50.05
- Open
- $49.64
- Day's range
- $49.28 – $49.80
- Volume
- 277,379
- Average volume (20 days)
- 442,827
- Index membership
- S&P SmallCap 600, Russell 2000, Russell 3000
- Beta (5 years)
- 0.33
- 52-week range
- $41.29 – $53.82
- RSI (14 days)
- 59.3
- Volatility (1 year)
- 23.8%
- Relative volume
- 0.60×
- WACC
- 6.2%
On 1 of our idea list: Dividend growers
Index membership is inferred from the holdings of funds that track each index (SPSM, IJR, IWM, IWV), as reported to the SEC for Jun 30, 2026. Join dates come from quarterly fund reports since 2019, so they are accurate to the quarter.
Market cap history
Month-end market cap since 2009, using shares outstanding reported at the time
Total return vs. the S&P 500
Price change plus reinvested dividends, to the close on Nov 11, 2026. The S&P 500 is measured by the SPY fund.
| Period | CWT | S&P 500 | Difference | CWT per year | S&P 500 per year |
|---|---|---|---|---|---|
| 1 month | +8.1% | -2.4% | +10.5 pts | ||
| 3 months | -0.6% | -1.2% | +0.5 pts | ||
| Year to date | +17.2% | +12.3% | +4.9 pts | ||
| 1 year | +9.4% | +12.4% | −3.1 pts | ||
| 3 years | +8.8% | +78.8% | −70.0 pts | +2.9% | +21.4% |
| 5 years | -11.5% | +75.2% | −86.7 pts | -2.4% | +11.9% |
| 10 years | +85.2% | +311.1% | −225.9 pts | +6.4% | +15.2% |
Fifteen years at a glance
Fiscal years 2011 to 2025 and trailing twelve months, USD
Revenue
Operating income
Net income
EPS, diluted
Press releases
Releases California Water Service filed with the SEC as exhibits to Form 8-K or 6-K
- Results
- Results
- News
- Results
- Results
- News
About California Water Service
Water Supply
California Water Service Group is a utility holding company that operates in a single segment dedicated to water and wastewater utility services. The company procures, treats, stores, and distributes water for domestic, industrial, public, irrigation, and municipal fire protection uses. It also offers wastewater collection and treatment services, including water recycling, alongside non-regulated services such as full water system operations, meter reading, billing, and communication antenna site leasing. Its customer base includes residential consumers, commercial and industrial entities, municipalities, and public organizations across its utility districts.
Company profile, executives and historyCalifornia Water Service stock: common questions
What is California Water Service's stock price?
CWT closed at $49.67 on Nov 11, 2026, down 0.76% on the day. Over the past 52 weeks it traded between $41.29 and $53.82.
What is California Water Service's market cap?
California Water Service was worth $3.12B at the close on Nov 11, 2026: the share price times the diluted shares outstanding.
What is CWT's P/E ratio?
CWT trades at 22.2 times earnings, based on diluted earnings per share of $2.24 over the twelve months to Sep 30, 2026.
How much revenue does California Water Service make?
California Water Service reported revenue of $1.02B for the twelve months to Sep 30, 2026, up 4.8% from a year earlier.
Does California Water Service pay a dividend?
Yes. California Water Service paid $1.24 per share over the last twelve months, a yield of 2.50% at the latest price, and has raised its annual dividend 15 years in a row.
When does California Water Service report earnings next?
California Water Service is expected to report Q4 FY2026 results on Feb 24, 2027, after the close. The date is estimated from its past reporting pattern until the company confirms it.
How has CWT stock performed over the past year?
Including dividends, CWT returned +9.4% over the past year, against +12.4% for the S&P 500.
How many CWT shares are sold short?
2M shares were sold short at the latest FINRA report, 3.63% of the float, or 5.7 days of average trading volume.
Who are California Water Service's competitors?
Companies most similar to California Water Service by business, industry and size include HTO, AWR, WTRG, AWK, MSEX.
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