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Side-by-side financial comparison of CSG SYSTEMS INTERNATIONAL INC (CSGS) and EXTREME NETWORKS INC (EXTR). 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 $316.9M, roughly 1.0× EXTREME NETWORKS INC). EXTREME NETWORKS INC runs the higher net margin — 3.3% vs 2.2%, a 1.2% gap on every dollar of revenue. On growth, EXTREME NETWORKS INC posted the faster year-over-year revenue change (11.4% vs 2.0%). CSG SYSTEMS INTERNATIONAL INC produced more free cash flow last quarter ($55.8M vs $7.8M). Over the past eight quarters, EXTREME NETWORKS INC's revenue compounded faster (11.1% 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.

Extreme Networks, Inc. is an American networking company based in Morrisville, North Carolina. Extreme Networks designs, develops, and manufactures wired and wireless network infrastructure equipment and develops the software for network management, policy, analytics, security and access controls.

CSGS vs EXTR — Head-to-Head

Bigger by revenue
CSGS
CSGS
1.0× larger
CSGS
$323.1M
$316.9M
EXTR
Growing faster (revenue YoY)
EXTR
EXTR
+9.4% gap
EXTR
11.4%
2.0%
CSGS
Higher net margin
EXTR
EXTR
1.2% more per $
EXTR
3.3%
2.2%
CSGS
More free cash flow
CSGS
CSGS
$48.0M more FCF
CSGS
$55.8M
$7.8M
EXTR
Faster 2-yr revenue CAGR
EXTR
EXTR
Annualised
EXTR
11.1%
4.6%
CSGS

Income Statement — Q4 FY2025 vs Q4 FY2026

Metric
CSGS
CSGS
EXTR
EXTR
Revenue
$323.1M
$316.9M
Net Profit
$7.0M
$10.6M
Gross Margin
50.0%
61.7%
Operating Margin
9.0%
5.5%
Net Margin
2.2%
3.3%
Revenue YoY
2.0%
11.4%
Net Profit YoY
-79.7%
202.9%
EPS (diluted)
$0.24
$0.08

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
EXTR
EXTR
Q2 26
$316.9M
Q4 25
$323.1M
$317.9M
Q3 25
$303.6M
$310.2M
Q2 25
$297.1M
$307.0M
Q1 25
$299.5M
$284.5M
Q4 24
$316.7M
$279.4M
Q3 24
$295.1M
$269.2M
Q2 24
$290.3M
$256.7M
Net Profit
CSGS
CSGS
EXTR
EXTR
Q2 26
$10.6M
Q4 25
$7.0M
$7.9M
Q3 25
$20.5M
$5.6M
Q2 25
$12.3M
$-7.8M
Q1 25
$16.1M
$3.5M
Q4 24
$34.5M
$7.4M
Q3 24
$19.1M
$-10.5M
Q2 24
$13.8M
$-54.2M
Gross Margin
CSGS
CSGS
EXTR
EXTR
Q2 26
61.7%
Q4 25
50.0%
61.4%
Q3 25
48.1%
60.6%
Q2 25
49.5%
61.6%
Q1 25
48.4%
61.7%
Q4 24
51.3%
62.7%
Q3 24
49.4%
63.0%
Q2 24
47.3%
44.7%
Operating Margin
CSGS
CSGS
EXTR
EXTR
Q2 26
5.5%
Q4 25
9.0%
4.1%
Q3 25
10.0%
3.6%
Q2 25
10.0%
-0.4%
Q1 25
9.8%
3.6%
Q4 24
13.4%
4.5%
Q3 24
10.8%
-1.8%
Q2 24
8.8%
-19.1%
Net Margin
CSGS
CSGS
EXTR
EXTR
Q2 26
3.3%
Q4 25
2.2%
2.5%
Q3 25
6.7%
1.8%
Q2 25
4.1%
-2.5%
Q1 25
5.4%
1.2%
Q4 24
10.9%
2.6%
Q3 24
6.5%
-3.9%
Q2 24
4.8%
-21.1%
EPS (diluted)
CSGS
CSGS
EXTR
EXTR
Q2 26
$0.08
Q4 25
$0.24
$0.06
Q3 25
$0.73
$0.04
Q2 25
$0.44
$-0.07
Q1 25
$0.57
$0.03
Q4 24
$1.20
$0.06
Q3 24
$0.67
$-0.08
Q2 24
$0.48
$-0.40

Balance Sheet & Financial Strength

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

Metric
CSGS
CSGS
EXTR
EXTR
Cash + ST InvestmentsLiquidity on hand
$180.0M
$210.1M
Total DebtLower is stronger
$539.5M
Stockholders' EquityBook value
$283.7M
Total Assets
$1.5B
$1.2B
Debt / EquityLower = less leverage
1.90×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSGS
CSGS
EXTR
EXTR
Q2 26
$210.1M
Q4 25
$180.0M
$219.8M
Q3 25
$158.4M
$209.0M
Q2 25
$145.9M
$231.7M
Q1 25
$136.0M
$185.5M
Q4 24
$161.8M
$170.3M
Q3 24
$118.4M
$159.5M
Q2 24
$110.4M
$156.7M
Total Debt
CSGS
CSGS
EXTR
EXTR
Q2 26
Q4 25
$539.5M
Q3 25
$538.6M
Q2 25
$537.8M
$180.0M
Q1 25
$537.6M
Q4 24
$538.5M
Q3 24
$539.5M
Q2 24
$540.5M
$190.0M
Stockholders' Equity
CSGS
CSGS
EXTR
EXTR
Q2 26
Q4 25
$283.7M
$95.9M
Q3 25
$289.5M
$68.6M
Q2 25
$290.7M
$65.6M
Q1 25
$283.1M
$71.7M
Q4 24
$282.6M
$51.2M
Q3 24
$288.4M
$32.7M
Q2 24
$273.3M
$25.3M
Total Assets
CSGS
CSGS
EXTR
EXTR
Q2 26
$1.2B
Q4 25
$1.5B
$1.2B
Q3 25
$1.5B
$1.2B
Q2 25
$1.4B
$1.2B
Q1 25
$1.4B
$1.1B
Q4 24
$1.5B
$1.1B
Q3 24
$1.4B
$1.1B
Q2 24
$1.4B
$1.0B
Debt / Equity
CSGS
CSGS
EXTR
EXTR
Q2 26
Q4 25
1.90×
Q3 25
1.86×
Q2 25
1.85×
2.74×
Q1 25
1.90×
Q4 24
1.91×
Q3 24
1.87×
Q2 24
1.98×
7.52×

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
EXTR
EXTR
Operating Cash FlowLast quarter
$59.2M
$50.3M
Free Cash FlowOCF − Capex
$55.8M
$7.8M
FCF MarginFCF / Revenue
17.3%
2.5%
Capex IntensityCapex / Revenue
1.1%
Cash ConversionOCF / Net Profit
8.46×
4.75×
TTM Free Cash FlowTrailing 4 quarters
$141.4M
$105.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSGS
CSGS
EXTR
EXTR
Q2 26
$50.3M
Q4 25
$59.2M
$50.1M
Q3 25
$47.9M
$-14.0M
Q2 25
$37.3M
$81.9M
Q1 25
$11.5M
$30.0M
Q4 24
$82.5M
$21.5M
Q3 24
$39.5M
$18.6M
Q2 24
$43.1M
$15.5M
Free Cash Flow
CSGS
CSGS
EXTR
EXTR
Q2 26
$7.8M
Q4 25
$55.8M
$43.0M
Q3 25
$43.9M
$-20.9M
Q2 25
$34.6M
$75.3M
Q1 25
$7.1M
$24.2M
Q4 24
$76.6M
$16.1M
Q3 24
$32.0M
$11.7M
Q2 24
$38.8M
$11.0M
FCF Margin
CSGS
CSGS
EXTR
EXTR
Q2 26
2.5%
Q4 25
17.3%
13.5%
Q3 25
14.5%
-6.7%
Q2 25
11.6%
24.5%
Q1 25
2.4%
8.5%
Q4 24
24.2%
5.8%
Q3 24
10.8%
4.3%
Q2 24
13.4%
4.3%
Capex Intensity
CSGS
CSGS
EXTR
EXTR
Q2 26
Q4 25
1.1%
2.2%
Q3 25
1.3%
2.2%
Q2 25
0.9%
2.2%
Q1 25
1.5%
2.0%
Q4 24
1.9%
1.9%
Q3 24
2.5%
2.6%
Q2 24
1.5%
1.7%
Cash Conversion
CSGS
CSGS
EXTR
EXTR
Q2 26
4.75×
Q4 25
8.46×
6.37×
Q3 25
2.34×
-2.49×
Q2 25
3.04×
Q1 25
0.71×
8.67×
Q4 24
2.39×
2.92×
Q3 24
2.07×
Q2 24
3.12×

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%

EXTR
EXTR

Product$199.4M63%
Subscription and support$117.5M37%

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