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Side-by-side financial comparison of CALIFORNIA WATER SERVICE GROUP (CWT) and Rocket Lab Corp (RKLB). 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 $179.7M, roughly 1.2× Rocket Lab Corp). CALIFORNIA WATER SERVICE GROUP runs the higher net margin — 5.4% vs -29.5%, a 34.9% gap on every dollar of revenue. On growth, Rocket Lab Corp posted the faster year-over-year revenue change (35.7% vs -3.3%). Over the past eight quarters, Rocket Lab Corp's revenue compounded faster (39.2% 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...

Rocket Lab Corporation is a publicly traded aerospace manufacturer and launch service provider. Its Electron orbital rocket launches small satellites and has successfully completed over 75 missions as of January 2026, making it the most prolific small-lift launch vehicle in operation globally. A suborbital variant of Electron, called HASTE, was developed as a testbed to advance hypersonic technology development, while the next-generation reusable Neutron medium-lift launch vehicle is in devel...

CWT vs RKLB — Head-to-Head

Bigger by revenue
CWT
CWT
1.2× larger
CWT
$210.7M
$179.7M
RKLB
Growing faster (revenue YoY)
RKLB
RKLB
+39.0% gap
RKLB
35.7%
-3.3%
CWT
Higher net margin
CWT
CWT
34.9% more per $
CWT
5.4%
-29.5%
RKLB
Faster 2-yr revenue CAGR
RKLB
RKLB
Annualised
RKLB
39.2%
16.6%
CWT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CWT
CWT
RKLB
RKLB
Revenue
$210.7M
$179.7M
Net Profit
$11.5M
$-52.9M
Gross Margin
38.0%
Operating Margin
12.2%
-28.4%
Net Margin
5.4%
-29.5%
Revenue YoY
-3.3%
35.7%
Net Profit YoY
-41.0%
-1.1%
EPS (diluted)
$0.19
$-0.09

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
RKLB
RKLB
Q4 25
$210.7M
$179.7M
Q3 25
$314.1M
$155.1M
Q2 25
$256.2M
$144.5M
Q1 25
$182.7M
$122.6M
Q4 24
$217.8M
$132.4M
Q3 24
$306.2M
$104.8M
Q2 24
$226.7M
$106.3M
Q1 24
$154.9M
$92.8M
Net Profit
CWT
CWT
RKLB
RKLB
Q4 25
$11.5M
$-52.9M
Q3 25
$61.2M
$-18.3M
Q2 25
$42.2M
$-66.4M
Q1 25
$13.3M
$-60.6M
Q4 24
$19.5M
$-52.3M
Q3 24
$60.7M
$-51.9M
Q2 24
$40.6M
$-41.6M
Q1 24
$69.9M
$-44.3M
Gross Margin
CWT
CWT
RKLB
RKLB
Q4 25
38.0%
Q3 25
37.0%
Q2 25
32.1%
Q1 25
28.8%
Q4 24
27.8%
Q3 24
26.7%
Q2 24
25.6%
Q1 24
26.1%
Operating Margin
CWT
CWT
RKLB
RKLB
Q4 25
12.2%
-28.4%
Q3 25
22.5%
-38.0%
Q2 25
20.2%
-41.3%
Q1 25
12.2%
-48.3%
Q4 24
14.8%
-38.9%
Q3 24
21.8%
-49.5%
Q2 24
21.2%
-40.7%
Q1 24
50.3%
-46.4%
Net Margin
CWT
CWT
RKLB
RKLB
Q4 25
5.4%
-29.5%
Q3 25
19.5%
-11.8%
Q2 25
16.5%
-46.0%
Q1 25
7.3%
-49.5%
Q4 24
8.9%
-39.5%
Q3 24
19.8%
-49.6%
Q2 24
17.9%
-39.2%
Q1 24
45.1%
-47.7%
EPS (diluted)
CWT
CWT
RKLB
RKLB
Q4 25
$0.19
$-0.09
Q3 25
$1.03
$-0.03
Q2 25
$0.71
$-0.13
Q1 25
$0.22
$-0.12
Q4 24
$0.31
$-0.11
Q3 24
$1.03
$-0.10
Q2 24
$0.70
$-0.08
Q1 24
$1.21
$-0.09

Balance Sheet & Financial Strength

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

Metric
CWT
CWT
RKLB
RKLB
Cash + ST InvestmentsLiquidity on hand
$51.8M
$1.0B
Total DebtLower is stronger
$1.5B
$152.4M
Stockholders' EquityBook value
$1.7B
$1.7B
Total Assets
$5.7B
$2.3B
Debt / EquityLower = less leverage
0.87×
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CWT
CWT
RKLB
RKLB
Q4 25
$51.8M
$1.0B
Q3 25
$76.0M
$976.7M
Q2 25
$50.5M
$688.1M
Q1 25
$44.5M
$428.4M
Q4 24
$50.1M
$419.0M
Q3 24
$59.6M
$442.4M
Q2 24
$37.3M
$496.8M
Q1 24
$42.8M
$492.5M
Total Debt
CWT
CWT
RKLB
RKLB
Q4 25
$1.5B
$152.4M
Q3 25
$1.1B
$347.0M
Q2 25
$1.1B
$346.5M
Q1 25
$1.1B
$345.9M
Q4 24
$1.1B
$345.4M
Q3 24
$61.2M
Q2 24
$64.2M
Q1 24
$66.8M
Stockholders' Equity
CWT
CWT
RKLB
RKLB
Q4 25
$1.7B
$1.7B
Q3 25
$1.7B
$1.3B
Q2 25
$1.7B
$688.5M
Q1 25
$1.6B
$431.3M
Q4 24
$1.6B
$382.5M
Q3 24
$1.6B
$419.8M
Q2 24
$1.5B
$455.2M
Q1 24
$1.5B
$478.9M
Total Assets
CWT
CWT
RKLB
RKLB
Q4 25
$5.7B
$2.3B
Q3 25
$5.5B
$2.2B
Q2 25
$5.4B
$1.6B
Q1 25
$5.3B
$1.3B
Q4 24
$5.2B
$1.2B
Q3 24
$5.0B
$1.2B
Q2 24
$4.9B
$1.2B
Q1 24
$4.8B
$1.2B
Debt / Equity
CWT
CWT
RKLB
RKLB
Q4 25
0.87×
0.09×
Q3 25
0.65×
0.27×
Q2 25
0.67×
0.50×
Q1 25
0.68×
0.80×
Q4 24
0.67×
0.90×
Q3 24
0.15×
Q2 24
0.14×
Q1 24
0.14×

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
RKLB
RKLB
Operating Cash FlowLast quarter
$47.9M
$-64.5M
Free Cash FlowOCF − Capex
$-114.2M
FCF MarginFCF / Revenue
-63.6%
Capex IntensityCapex / Revenue
27.6%
Cash ConversionOCF / Net Profit
4.17×
TTM Free Cash FlowTrailing 4 quarters
$-321.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CWT
CWT
RKLB
RKLB
Q4 25
$47.9M
$-64.5M
Q3 25
$167.3M
$-23.5M
Q2 25
$48.9M
$-23.2M
Q1 25
$38.4M
$-54.2M
Q4 24
$68.1M
$-2.4M
Q3 24
$101.8M
$-30.9M
Q2 24
$94.4M
$-13.0M
Q1 24
$26.5M
$-2.6M
Free Cash Flow
CWT
CWT
RKLB
RKLB
Q4 25
$-114.2M
Q3 25
$-69.4M
Q2 25
$-55.3M
Q1 25
$-82.9M
Q4 24
$-23.9M
Q3 24
$-41.9M
Q2 24
$-28.3M
Q1 24
$-21.8M
FCF Margin
CWT
CWT
RKLB
RKLB
Q4 25
-63.6%
Q3 25
-44.8%
Q2 25
-38.3%
Q1 25
-67.6%
Q4 24
-18.1%
Q3 24
-40.0%
Q2 24
-26.7%
Q1 24
-23.5%
Capex Intensity
CWT
CWT
RKLB
RKLB
Q4 25
27.6%
Q3 25
29.6%
Q2 25
22.2%
Q1 25
23.4%
Q4 24
16.3%
Q3 24
10.5%
Q2 24
14.4%
Q1 24
20.7%
Cash Conversion
CWT
CWT
RKLB
RKLB
Q4 25
4.17×
Q3 25
2.73×
Q2 25
1.16×
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%

RKLB
RKLB

Products$94.0M52%
Transferred Over Time$87.3M49%

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