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Side-by-side financial comparison of CALIFORNIA WATER SERVICE GROUP (CWT) and Thermon Group Holdings, Inc. (THR). Click either name above to swap in a different company.

CALIFORNIA WATER SERVICE GROUP is the larger business by last-quarter revenue ($210.7M vs $147.3M, roughly 1.4× Thermon Group Holdings, Inc.). Thermon Group Holdings, Inc. runs the higher net margin — 12.4% vs 5.4%, a 7.0% gap on every dollar of revenue. On growth, Thermon Group Holdings, Inc. posted the faster year-over-year revenue change (9.6% vs -3.3%).

California Water Service Group (CWSG) is an American public utility company providing drinking water and wastewater services. It is the third-largest investor-owned publicly traded water utility in the United States, serving roughly two million people through its subsidiary companies in California, Hawaii, New Mexico and Washington. CWSG was formed in 1997 as a new holding company for California Water Service to expand into other states regulated by their own public utilities commissions, and...

Thermon Group Holdings, Inc. is a global provider of engineered thermal management solutions, specializing in heat tracing systems, heating cables, temperature monitoring controls, and associated installation support services. It serves core industrial segments including oil and gas, chemical processing, power generation, and food and beverage, with operating bases across North America, Europe, Asia-Pacific, and Latin America.

CWT vs THR — Head-to-Head

Bigger by revenue
CWT
CWT
1.4× larger
CWT
$210.7M
$147.3M
THR
Growing faster (revenue YoY)
THR
THR
+12.9% gap
THR
9.6%
-3.3%
CWT
Higher net margin
THR
THR
7.0% more per $
THR
12.4%
5.4%
CWT

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
CWT
CWT
THR
THR
Revenue
$210.7M
$147.3M
Net Profit
$11.5M
$18.3M
Gross Margin
46.6%
Operating Margin
12.2%
18.1%
Net Margin
5.4%
12.4%
Revenue YoY
-3.3%
9.6%
Net Profit YoY
-41.0%
-1.3%
EPS (diluted)
$0.19
$0.55

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CWT
CWT
THR
THR
Q4 25
$210.7M
$147.3M
Q3 25
$314.1M
$131.7M
Q2 25
$256.2M
$108.9M
Q1 25
$182.7M
Q4 24
$217.8M
Q3 24
$306.2M
Q2 24
$226.7M
Q1 24
$154.9M
Net Profit
CWT
CWT
THR
THR
Q4 25
$11.5M
$18.3M
Q3 25
$61.2M
$15.0M
Q2 25
$42.2M
$8.6M
Q1 25
$13.3M
Q4 24
$19.5M
Q3 24
$60.7M
Q2 24
$40.6M
Q1 24
$69.9M
Gross Margin
CWT
CWT
THR
THR
Q4 25
46.6%
Q3 25
46.4%
Q2 25
44.1%
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Operating Margin
CWT
CWT
THR
THR
Q4 25
12.2%
18.1%
Q3 25
22.5%
16.4%
Q2 25
20.2%
10.8%
Q1 25
12.2%
Q4 24
14.8%
Q3 24
21.8%
Q2 24
21.2%
Q1 24
50.3%
Net Margin
CWT
CWT
THR
THR
Q4 25
5.4%
12.4%
Q3 25
19.5%
11.4%
Q2 25
16.5%
7.9%
Q1 25
7.3%
Q4 24
8.9%
Q3 24
19.8%
Q2 24
17.9%
Q1 24
45.1%
EPS (diluted)
CWT
CWT
THR
THR
Q4 25
$0.19
$0.55
Q3 25
$1.03
$0.45
Q2 25
$0.71
$0.26
Q1 25
$0.22
Q4 24
$0.31
Q3 24
$1.03
Q2 24
$0.70
Q1 24
$1.21

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CWT
CWT
THR
THR
Cash + ST InvestmentsLiquidity on hand
$51.8M
$46.9M
Total DebtLower is stronger
$1.5B
Stockholders' EquityBook value
$1.7B
$538.7M
Total Assets
$5.7B
$816.7M
Debt / EquityLower = less leverage
0.87×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CWT
CWT
THR
THR
Q4 25
$51.8M
$46.9M
Q3 25
$76.0M
$29.7M
Q2 25
$50.5M
$36.5M
Q1 25
$44.5M
Q4 24
$50.1M
Q3 24
$59.6M
Q2 24
$37.3M
Q1 24
$42.8M
Total Debt
CWT
CWT
THR
THR
Q4 25
$1.5B
Q3 25
$1.1B
Q2 25
$1.1B
Q1 25
$1.1B
Q4 24
$1.1B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
CWT
CWT
THR
THR
Q4 25
$1.7B
$538.7M
Q3 25
$1.7B
$515.2M
Q2 25
$1.7B
$509.3M
Q1 25
$1.6B
Q4 24
$1.6B
Q3 24
$1.6B
Q2 24
$1.5B
Q1 24
$1.5B
Total Assets
CWT
CWT
THR
THR
Q4 25
$5.7B
$816.7M
Q3 25
$5.5B
$778.2M
Q2 25
$5.4B
$765.3M
Q1 25
$5.3B
Q4 24
$5.2B
Q3 24
$5.0B
Q2 24
$4.9B
Q1 24
$4.8B
Debt / Equity
CWT
CWT
THR
THR
Q4 25
0.87×
Q3 25
0.65×
Q2 25
0.67×
Q1 25
0.68×
Q4 24
0.67×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CWT
CWT
THR
THR
Operating Cash FlowLast quarter
$47.9M
$18.0M
Free Cash FlowOCF − Capex
$13.1M
FCF MarginFCF / Revenue
8.9%
Capex IntensityCapex / Revenue
3.3%
Cash ConversionOCF / Net Profit
4.17×
0.98×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CWT
CWT
THR
THR
Q4 25
$47.9M
$18.0M
Q3 25
$167.3M
$7.4M
Q2 25
$48.9M
$10.7M
Q1 25
$38.4M
Q4 24
$68.1M
Q3 24
$101.8M
Q2 24
$94.4M
Q1 24
$26.5M
Free Cash Flow
CWT
CWT
THR
THR
Q4 25
$13.1M
Q3 25
$4.4M
Q2 25
$8.3M
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
FCF Margin
CWT
CWT
THR
THR
Q4 25
8.9%
Q3 25
3.3%
Q2 25
7.6%
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Capex Intensity
CWT
CWT
THR
THR
Q4 25
3.3%
Q3 25
2.3%
Q2 25
2.2%
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Cash Conversion
CWT
CWT
THR
THR
Q4 25
4.17×
0.98×
Q3 25
2.73×
0.50×
Q2 25
1.16×
1.25×
Q1 25
2.88×
Q4 24
3.50×
Q3 24
1.68×
Q2 24
2.33×
Q1 24
0.38×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CWT
CWT

Residential$133.2M63%
Business$47.7M23%
Public Authorities$13.4M6%
Industrial$6.9M3%
Non Regulated Services$4.8M2%
Other Non Regulated Service$1.2M1%

THR
THR

Other$73.7M50%
Transferred At Point In Time$56.1M38%
Transferred Over Time$17.5M12%

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