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

MACOM Technology Solutions Holdings, Inc. is the larger business by last-quarter revenue ($271.6M vs $210.7M, roughly 1.3× CALIFORNIA WATER SERVICE GROUP). MACOM Technology Solutions Holdings, Inc. runs the higher net margin — 18.0% vs 5.4%, a 12.5% gap on every dollar of revenue. On growth, MACOM Technology Solutions Holdings, Inc. posted the faster year-over-year revenue change (24.5% vs -3.3%). Over the past eight quarters, MACOM Technology Solutions Holdings, Inc.'s revenue compounded faster (22.4% CAGR vs 16.6%).

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...

MACOM Technology Solutions, Inc. is an American developer and producer of radio, microwave, and millimeter wave semiconductor devices and components. The company is headquartered in Lowell, Massachusetts, and in 2005 was Lowell's largest private employer. MACOM is certified to the ISO 9001 international quality standard and ISO 14001 environmental standard. The company has design centers and sales offices in North America, Europe, Asia and Australia.

CWT vs MTSI — Head-to-Head

Bigger by revenue
MTSI
MTSI
1.3× larger
MTSI
$271.6M
$210.7M
CWT
Growing faster (revenue YoY)
MTSI
MTSI
+27.8% gap
MTSI
24.5%
-3.3%
CWT
Higher net margin
MTSI
MTSI
12.5% more per $
MTSI
18.0%
5.4%
CWT
Faster 2-yr revenue CAGR
MTSI
MTSI
Annualised
MTSI
22.4%
16.6%
CWT

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
CWT
CWT
MTSI
MTSI
Revenue
$210.7M
$271.6M
Net Profit
$11.5M
$48.8M
Gross Margin
55.9%
Operating Margin
12.2%
15.9%
Net Margin
5.4%
18.0%
Revenue YoY
-3.3%
24.5%
Net Profit YoY
-41.0%
129.1%
EPS (diluted)
$0.19
$0.64

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
MTSI
MTSI
Q1 26
$271.6M
Q4 25
$210.7M
$261.2M
Q3 25
$314.1M
$252.1M
Q2 25
$256.2M
$235.9M
Q1 25
$182.7M
$218.1M
Q4 24
$217.8M
Q3 24
$306.2M
$200.7M
Q2 24
$226.7M
$190.5M
Net Profit
CWT
CWT
MTSI
MTSI
Q1 26
$48.8M
Q4 25
$11.5M
$45.1M
Q3 25
$61.2M
$36.5M
Q2 25
$42.2M
$31.7M
Q1 25
$13.3M
$-167.5M
Q4 24
$19.5M
Q3 24
$60.7M
$29.4M
Q2 24
$40.6M
$19.9M
Gross Margin
CWT
CWT
MTSI
MTSI
Q1 26
55.9%
Q4 25
54.5%
Q3 25
55.3%
Q2 25
55.2%
Q1 25
53.7%
Q4 24
Q3 24
54.7%
Q2 24
53.2%
Operating Margin
CWT
CWT
MTSI
MTSI
Q1 26
15.9%
Q4 25
12.2%
15.2%
Q3 25
22.5%
14.9%
Q2 25
20.2%
14.8%
Q1 25
12.2%
8.0%
Q4 24
14.8%
Q3 24
21.8%
13.7%
Q2 24
21.2%
10.4%
Net Margin
CWT
CWT
MTSI
MTSI
Q1 26
18.0%
Q4 25
5.4%
17.3%
Q3 25
19.5%
14.5%
Q2 25
16.5%
13.4%
Q1 25
7.3%
-76.8%
Q4 24
8.9%
Q3 24
19.8%
14.7%
Q2 24
17.9%
10.5%
EPS (diluted)
CWT
CWT
MTSI
MTSI
Q1 26
$0.64
Q4 25
$0.19
$0.67
Q3 25
$1.03
$0.48
Q2 25
$0.71
$0.42
Q1 25
$0.22
$-2.30
Q4 24
$0.31
Q3 24
$1.03
$0.40
Q2 24
$0.70
$0.27

Balance Sheet & Financial Strength

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

Metric
CWT
CWT
MTSI
MTSI
Cash + ST InvestmentsLiquidity on hand
$51.8M
$768.5M
Total DebtLower is stronger
$1.5B
Stockholders' EquityBook value
$1.7B
$1.4B
Total Assets
$5.7B
$2.1B
Debt / EquityLower = less leverage
0.87×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CWT
CWT
MTSI
MTSI
Q1 26
$768.5M
Q4 25
$51.8M
$786.0M
Q3 25
$76.0M
$735.2M
Q2 25
$50.5M
$681.5M
Q1 25
$44.5M
$656.5M
Q4 24
$50.1M
Q3 24
$59.6M
$581.9M
Q2 24
$37.3M
$521.5M
Total Debt
CWT
CWT
MTSI
MTSI
Q1 26
Q4 25
$1.5B
Q3 25
$1.1B
Q2 25
$1.1B
Q1 25
$1.1B
Q4 24
$1.1B
Q3 24
Q2 24
Stockholders' Equity
CWT
CWT
MTSI
MTSI
Q1 26
$1.4B
Q4 25
$1.7B
$1.3B
Q3 25
$1.7B
$1.3B
Q2 25
$1.7B
$1.2B
Q1 25
$1.6B
$1.2B
Q4 24
$1.6B
Q3 24
$1.6B
$1.1B
Q2 24
$1.5B
$1.1B
Total Assets
CWT
CWT
MTSI
MTSI
Q1 26
$2.1B
Q4 25
$5.7B
$2.1B
Q3 25
$5.5B
$2.0B
Q2 25
$5.4B
$1.9B
Q1 25
$5.3B
$1.8B
Q4 24
$5.2B
Q3 24
$5.0B
$1.8B
Q2 24
$4.9B
$1.7B
Debt / Equity
CWT
CWT
MTSI
MTSI
Q1 26
Q4 25
0.87×
Q3 25
0.65×
Q2 25
0.67×
Q1 25
0.68×
Q4 24
0.67×
Q3 24
Q2 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
MTSI
MTSI
Operating Cash FlowLast quarter
$47.9M
$42.9M
Free Cash FlowOCF − Capex
$30.0M
FCF MarginFCF / Revenue
11.0%
Capex IntensityCapex / Revenue
4.8%
Cash ConversionOCF / Net Profit
4.17×
0.88×
TTM Free Cash FlowTrailing 4 quarters
$161.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CWT
CWT
MTSI
MTSI
Q1 26
$42.9M
Q4 25
$47.9M
$69.6M
Q3 25
$167.3M
$60.4M
Q2 25
$48.9M
$38.7M
Q1 25
$38.4M
$66.7M
Q4 24
$68.1M
Q3 24
$101.8M
$62.3M
Q2 24
$94.4M
$49.0M
Free Cash Flow
CWT
CWT
MTSI
MTSI
Q1 26
$30.0M
Q4 25
$49.4M
Q3 25
$51.6M
Q2 25
$30.5M
Q1 25
$61.3M
Q4 24
Q3 24
$57.1M
Q2 24
$41.5M
FCF Margin
CWT
CWT
MTSI
MTSI
Q1 26
11.0%
Q4 25
18.9%
Q3 25
20.5%
Q2 25
12.9%
Q1 25
28.1%
Q4 24
Q3 24
28.5%
Q2 24
21.8%
Capex Intensity
CWT
CWT
MTSI
MTSI
Q1 26
4.8%
Q4 25
7.7%
Q3 25
3.5%
Q2 25
3.5%
Q1 25
2.4%
Q4 24
Q3 24
2.6%
Q2 24
3.9%
Cash Conversion
CWT
CWT
MTSI
MTSI
Q1 26
0.88×
Q4 25
4.17×
1.54×
Q3 25
2.73×
1.65×
Q2 25
1.16×
1.22×
Q1 25
2.88×
Q4 24
3.50×
Q3 24
1.68×
2.12×
Q2 24
2.33×
2.46×

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%

MTSI
MTSI

Industrial Defense$117.7M43%
Data Center$85.8M32%
Telecom$68.1M25%

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