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Side-by-side financial comparison of CSG SYSTEMS INTERNATIONAL INC (CSGS) and Rocket Lab Corp (RKLB). Click either name above to swap in a different company.

CSG SYSTEMS INTERNATIONAL INC is the larger business by last-quarter revenue ($323.1M vs $179.7M, roughly 1.8× Rocket Lab Corp). CSG SYSTEMS INTERNATIONAL INC runs the higher net margin — 2.2% vs -29.5%, a 31.6% gap on every dollar of revenue. On growth, Rocket Lab Corp posted the faster year-over-year revenue change (35.7% vs 2.0%). CSG SYSTEMS INTERNATIONAL INC produced more free cash flow last quarter ($55.8M vs $-114.2M). Over the past eight quarters, Rocket Lab Corp's revenue compounded faster (39.2% CAGR vs 4.6%).

CSG Holding Limited, formerly China Southern Glass Holding Limited, is the largest architectural glass manufacturer in China. It is involved in manufacturing and selling glass products, such as float glass, architectural glass, display glass, automotive glass, coated glass, mirrors, color filter glass, solar glass and conservation glass.

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...

CSGS vs RKLB — Head-to-Head

Bigger by revenue
CSGS
CSGS
1.8× larger
CSGS
$323.1M
$179.7M
RKLB
Growing faster (revenue YoY)
RKLB
RKLB
+33.7% gap
RKLB
35.7%
2.0%
CSGS
Higher net margin
CSGS
CSGS
31.6% more per $
CSGS
2.2%
-29.5%
RKLB
More free cash flow
CSGS
CSGS
$170.0M more FCF
CSGS
$55.8M
$-114.2M
RKLB
Faster 2-yr revenue CAGR
RKLB
RKLB
Annualised
RKLB
39.2%
4.6%
CSGS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CSGS
CSGS
RKLB
RKLB
Revenue
$323.1M
$179.7M
Net Profit
$7.0M
$-52.9M
Gross Margin
50.0%
38.0%
Operating Margin
9.0%
-28.4%
Net Margin
2.2%
-29.5%
Revenue YoY
2.0%
35.7%
Net Profit YoY
-79.7%
-1.1%
EPS (diluted)
$0.24
$-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
CSGS
CSGS
RKLB
RKLB
Q4 25
$323.1M
$179.7M
Q3 25
$303.6M
$155.1M
Q2 25
$297.1M
$144.5M
Q1 25
$299.5M
$122.6M
Q4 24
$316.7M
$132.4M
Q3 24
$295.1M
$104.8M
Q2 24
$290.3M
$106.3M
Q1 24
$295.1M
$92.8M
Net Profit
CSGS
CSGS
RKLB
RKLB
Q4 25
$7.0M
$-52.9M
Q3 25
$20.5M
$-18.3M
Q2 25
$12.3M
$-66.4M
Q1 25
$16.1M
$-60.6M
Q4 24
$34.5M
$-52.3M
Q3 24
$19.1M
$-51.9M
Q2 24
$13.8M
$-41.6M
Q1 24
$19.5M
$-44.3M
Gross Margin
CSGS
CSGS
RKLB
RKLB
Q4 25
50.0%
38.0%
Q3 25
48.1%
37.0%
Q2 25
49.5%
32.1%
Q1 25
48.4%
28.8%
Q4 24
51.3%
27.8%
Q3 24
49.4%
26.7%
Q2 24
47.3%
25.6%
Q1 24
46.5%
26.1%
Operating Margin
CSGS
CSGS
RKLB
RKLB
Q4 25
9.0%
-28.4%
Q3 25
10.0%
-38.0%
Q2 25
10.0%
-41.3%
Q1 25
9.8%
-48.3%
Q4 24
13.4%
-38.9%
Q3 24
10.8%
-49.5%
Q2 24
8.8%
-40.7%
Q1 24
10.8%
-46.4%
Net Margin
CSGS
CSGS
RKLB
RKLB
Q4 25
2.2%
-29.5%
Q3 25
6.7%
-11.8%
Q2 25
4.1%
-46.0%
Q1 25
5.4%
-49.5%
Q4 24
10.9%
-39.5%
Q3 24
6.5%
-49.6%
Q2 24
4.8%
-39.2%
Q1 24
6.6%
-47.7%
EPS (diluted)
CSGS
CSGS
RKLB
RKLB
Q4 25
$0.24
$-0.09
Q3 25
$0.73
$-0.03
Q2 25
$0.44
$-0.13
Q1 25
$0.57
$-0.12
Q4 24
$1.20
$-0.11
Q3 24
$0.67
$-0.10
Q2 24
$0.48
$-0.08
Q1 24
$0.68
$-0.09

Balance Sheet & Financial Strength

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

Metric
CSGS
CSGS
RKLB
RKLB
Cash + ST InvestmentsLiquidity on hand
$180.0M
$1.0B
Total DebtLower is stronger
$539.5M
$152.4M
Stockholders' EquityBook value
$283.7M
$1.7B
Total Assets
$1.5B
$2.3B
Debt / EquityLower = less leverage
1.90×
0.09×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSGS
CSGS
RKLB
RKLB
Q4 25
$180.0M
$1.0B
Q3 25
$158.4M
$976.7M
Q2 25
$145.9M
$688.1M
Q1 25
$136.0M
$428.4M
Q4 24
$161.8M
$419.0M
Q3 24
$118.4M
$442.4M
Q2 24
$110.4M
$496.8M
Q1 24
$120.8M
$492.5M
Total Debt
CSGS
CSGS
RKLB
RKLB
Q4 25
$539.5M
$152.4M
Q3 25
$538.6M
$347.0M
Q2 25
$537.8M
$346.5M
Q1 25
$537.6M
$345.9M
Q4 24
$538.5M
$345.4M
Q3 24
$539.5M
$61.2M
Q2 24
$540.5M
$64.2M
Q1 24
$541.5M
$66.8M
Stockholders' Equity
CSGS
CSGS
RKLB
RKLB
Q4 25
$283.7M
$1.7B
Q3 25
$289.5M
$1.3B
Q2 25
$290.7M
$688.5M
Q1 25
$283.1M
$431.3M
Q4 24
$282.6M
$382.5M
Q3 24
$288.4M
$419.8M
Q2 24
$273.3M
$455.2M
Q1 24
$269.3M
$478.9M
Total Assets
CSGS
CSGS
RKLB
RKLB
Q4 25
$1.5B
$2.3B
Q3 25
$1.5B
$2.2B
Q2 25
$1.4B
$1.6B
Q1 25
$1.4B
$1.3B
Q4 24
$1.5B
$1.2B
Q3 24
$1.4B
$1.2B
Q2 24
$1.4B
$1.2B
Q1 24
$1.3B
$1.2B
Debt / Equity
CSGS
CSGS
RKLB
RKLB
Q4 25
1.90×
0.09×
Q3 25
1.86×
0.27×
Q2 25
1.85×
0.50×
Q1 25
1.90×
0.80×
Q4 24
1.91×
0.90×
Q3 24
1.87×
0.15×
Q2 24
1.98×
0.14×
Q1 24
2.01×
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
CSGS
CSGS
RKLB
RKLB
Operating Cash FlowLast quarter
$59.2M
$-64.5M
Free Cash FlowOCF − Capex
$55.8M
$-114.2M
FCF MarginFCF / Revenue
17.3%
-63.6%
Capex IntensityCapex / Revenue
1.1%
27.6%
Cash ConversionOCF / Net Profit
8.46×
TTM Free Cash FlowTrailing 4 quarters
$141.4M
$-321.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSGS
CSGS
RKLB
RKLB
Q4 25
$59.2M
$-64.5M
Q3 25
$47.9M
$-23.5M
Q2 25
$37.3M
$-23.2M
Q1 25
$11.5M
$-54.2M
Q4 24
$82.5M
$-2.4M
Q3 24
$39.5M
$-30.9M
Q2 24
$43.1M
$-13.0M
Q1 24
$-29.4M
$-2.6M
Free Cash Flow
CSGS
CSGS
RKLB
RKLB
Q4 25
$55.8M
$-114.2M
Q3 25
$43.9M
$-69.4M
Q2 25
$34.6M
$-55.3M
Q1 25
$7.1M
$-82.9M
Q4 24
$76.6M
$-23.9M
Q3 24
$32.0M
$-41.9M
Q2 24
$38.8M
$-28.3M
Q1 24
$-34.1M
$-21.8M
FCF Margin
CSGS
CSGS
RKLB
RKLB
Q4 25
17.3%
-63.6%
Q3 25
14.5%
-44.8%
Q2 25
11.6%
-38.3%
Q1 25
2.4%
-67.6%
Q4 24
24.2%
-18.1%
Q3 24
10.8%
-40.0%
Q2 24
13.4%
-26.7%
Q1 24
-11.6%
-23.5%
Capex Intensity
CSGS
CSGS
RKLB
RKLB
Q4 25
1.1%
27.6%
Q3 25
1.3%
29.6%
Q2 25
0.9%
22.2%
Q1 25
1.5%
23.4%
Q4 24
1.9%
16.3%
Q3 24
2.5%
10.5%
Q2 24
1.5%
14.4%
Q1 24
1.6%
20.7%
Cash Conversion
CSGS
CSGS
RKLB
RKLB
Q4 25
8.46×
Q3 25
2.34×
Q2 25
3.04×
Q1 25
0.71×
Q4 24
2.39×
Q3 24
2.07×
Q2 24
3.12×
Q1 24
-1.51×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CSGS
CSGS

Software As A Service And Related Solutions$287.2M89%
License And Service$22.6M7%
Maintenance$13.3M4%

RKLB
RKLB

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

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