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

Mirion Technologies, Inc. is the larger business by last-quarter revenue ($257.6M vs $210.7M, roughly 1.2× CALIFORNIA WATER SERVICE GROUP). On growth, Mirion Technologies, Inc. posted the faster year-over-year revenue change (27.5% vs -3.3%). Over the past eight quarters, CALIFORNIA WATER SERVICE GROUP's revenue compounded faster (16.6% CAGR vs 11.5%).

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...

Mirion Technologies, Inc. is a global provider of radiation detection, monitoring, and safety solutions. Its core offerings include personal dosimetry systems, radiation imaging equipment, and risk management software, serving nuclear power, healthcare, defense, and industrial sectors across North America, Europe, and the Asia Pacific.

CWT vs MIR — Head-to-Head

Bigger by revenue
MIR
MIR
1.2× larger
MIR
$257.6M
$210.7M
CWT
Growing faster (revenue YoY)
MIR
MIR
+30.8% gap
MIR
27.5%
-3.3%
CWT
Faster 2-yr revenue CAGR
CWT
CWT
Annualised
CWT
16.6%
11.5%
MIR

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
CWT
CWT
MIR
MIR
Revenue
$210.7M
$257.6M
Net Profit
$11.5M
Gross Margin
46.2%
Operating Margin
12.2%
1.4%
Net Margin
5.4%
Revenue YoY
-3.3%
27.5%
Net Profit YoY
-41.0%
EPS (diluted)
$0.19
$-0.01

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
MIR
MIR
Q1 26
$257.6M
Q4 25
$210.7M
$277.4M
Q3 25
$314.1M
$223.1M
Q2 25
$256.2M
$222.9M
Q1 25
$182.7M
$202.0M
Q4 24
$217.8M
$254.3M
Q3 24
$306.2M
$206.8M
Q2 24
$226.7M
$207.1M
Net Profit
CWT
CWT
MIR
MIR
Q1 26
Q4 25
$11.5M
$17.3M
Q3 25
$61.2M
$2.9M
Q2 25
$42.2M
$8.3M
Q1 25
$13.3M
$300.0K
Q4 24
$19.5M
$15.0M
Q3 24
$60.7M
$-13.6M
Q2 24
$40.6M
$-11.7M
Gross Margin
CWT
CWT
MIR
MIR
Q1 26
46.2%
Q4 25
48.8%
Q3 25
46.8%
Q2 25
46.0%
Q1 25
47.6%
Q4 24
48.1%
Q3 24
44.9%
Q2 24
47.0%
Operating Margin
CWT
CWT
MIR
MIR
Q1 26
1.4%
Q4 25
12.2%
9.2%
Q3 25
22.5%
3.3%
Q2 25
20.2%
4.4%
Q1 25
12.2%
4.3%
Q4 24
14.8%
11.4%
Q3 24
21.8%
-0.8%
Q2 24
21.2%
1.1%
Net Margin
CWT
CWT
MIR
MIR
Q1 26
Q4 25
5.4%
6.2%
Q3 25
19.5%
1.3%
Q2 25
16.5%
3.7%
Q1 25
7.3%
0.1%
Q4 24
8.9%
5.9%
Q3 24
19.8%
-6.6%
Q2 24
17.9%
-5.6%
EPS (diluted)
CWT
CWT
MIR
MIR
Q1 26
$-0.01
Q4 25
$0.19
$0.07
Q3 25
$1.03
$0.01
Q2 25
$0.71
$0.03
Q1 25
$0.22
$0.00
Q4 24
$0.31
$0.08
Q3 24
$1.03
$-0.07
Q2 24
$0.70
$-0.06

Balance Sheet & Financial Strength

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

Metric
CWT
CWT
MIR
MIR
Cash + ST InvestmentsLiquidity on hand
$51.8M
$397.9M
Total DebtLower is stronger
$1.5B
Stockholders' EquityBook value
$1.7B
$1.9B
Total Assets
$5.7B
$3.5B
Debt / EquityLower = less leverage
0.87×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CWT
CWT
MIR
MIR
Q1 26
$397.9M
Q4 25
$51.8M
$412.3M
Q3 25
$76.0M
$933.2M
Q2 25
$50.5M
$262.6M
Q1 25
$44.5M
$185.8M
Q4 24
$50.1M
$175.2M
Q3 24
$59.6M
$133.3M
Q2 24
$37.3M
$122.2M
Total Debt
CWT
CWT
MIR
MIR
Q1 26
Q4 25
$1.5B
Q3 25
$1.1B
$444.8M
Q2 25
$1.1B
$444.9M
Q1 25
$1.1B
$686.6M
Q4 24
$1.1B
$686.4M
Q3 24
$685.1M
Q2 24
$684.1M
Stockholders' Equity
CWT
CWT
MIR
MIR
Q1 26
$1.9B
Q4 25
$1.7B
$1.9B
Q3 25
$1.7B
$1.8B
Q2 25
$1.7B
$1.5B
Q1 25
$1.6B
$1.5B
Q4 24
$1.6B
$1.5B
Q3 24
$1.6B
$1.5B
Q2 24
$1.5B
$1.5B
Total Assets
CWT
CWT
MIR
MIR
Q1 26
$3.5B
Q4 25
$5.7B
$3.6B
Q3 25
$5.5B
$3.5B
Q2 25
$5.4B
$2.7B
Q1 25
$5.3B
$2.6B
Q4 24
$5.2B
$2.6B
Q3 24
$5.0B
$2.7B
Q2 24
$4.9B
$2.6B
Debt / Equity
CWT
CWT
MIR
MIR
Q1 26
Q4 25
0.87×
Q3 25
0.65×
0.24×
Q2 25
0.67×
0.30×
Q1 25
0.68×
0.46×
Q4 24
0.67×
0.46×
Q3 24
0.45×
Q2 24
0.45×

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
MIR
MIR
Operating Cash FlowLast quarter
$47.9M
$18.9M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
4.17×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CWT
CWT
MIR
MIR
Q1 26
$18.9M
Q4 25
$47.9M
$73.0M
Q3 25
$167.3M
$22.3M
Q2 25
$48.9M
$12.4M
Q1 25
$38.4M
$35.6M
Q4 24
$68.1M
$60.8M
Q3 24
$101.8M
$17.1M
Q2 24
$94.4M
$15.2M
Free Cash Flow
CWT
CWT
MIR
MIR
Q1 26
Q4 25
$63.2M
Q3 25
$13.0M
Q2 25
$3.6M
Q1 25
$27.1M
Q4 24
$49.1M
Q3 24
$3.9M
Q2 24
$4.1M
FCF Margin
CWT
CWT
MIR
MIR
Q1 26
Q4 25
22.8%
Q3 25
5.8%
Q2 25
1.6%
Q1 25
13.4%
Q4 24
19.3%
Q3 24
1.9%
Q2 24
2.0%
Capex Intensity
CWT
CWT
MIR
MIR
Q1 26
Q4 25
3.5%
Q3 25
4.2%
Q2 25
3.9%
Q1 25
4.2%
Q4 24
4.6%
Q3 24
6.4%
Q2 24
5.4%
Cash Conversion
CWT
CWT
MIR
MIR
Q1 26
Q4 25
4.17×
4.22×
Q3 25
2.73×
7.69×
Q2 25
1.16×
1.49×
Q1 25
2.88×
118.67×
Q4 24
3.50×
4.05×
Q3 24
1.68×
Q2 24
2.33×

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%

MIR
MIR

Product$197.0M76%
Service$60.6M24%

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