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Side-by-side financial comparison of ARM HOLDINGS PLC (ARM) and CoStar Group (CSGP). Click either name above to swap in a different company.

ARM HOLDINGS PLC is the larger business by last-quarter revenue ($1.2B vs $899.9M, roughly 1.4× CoStar Group). ARM HOLDINGS PLC runs the higher net margin — 18.0% vs 5.2%, a 12.8% gap on every dollar of revenue. On growth, CoStar Group posted the faster year-over-year revenue change (26.9% vs 26.3%). ARM HOLDINGS PLC produced more free cash flow last quarter ($186.0M vs $101.3M). Over the past eight quarters, ARM HOLDINGS PLC's revenue compounded faster (24.1% CAGR vs 17.1%).

Arm Holdings plc is a British semiconductor and software design company headquartered in Cambridge, UK. It designs the Arm CPU architecture and licenses its processor designs and related intellectual property to chipmakers and device manufacturers worldwide. Arm-based chips power the vast majority of smartphones and an increasing share of laptops, data center servers, and embedded devices. The company listed on Nasdaq in September 2023 and remains majority-owned by SoftBank.

CoStar Group, Inc. is an American provider of information, analytics, and marketing services to the commercial property industry in North America and Europe. Founded in 1987 by Andrew C. Florance and based in Arlington, Virginia, the company operates the CoStar online database and news website and several online marketplaces, including Apartments.com and Homes.com.

ARM vs CSGP — Head-to-Head

Bigger by revenue
ARM
ARM
1.4× larger
ARM
$1.2B
$899.9M
CSGP
Growing faster (revenue YoY)
CSGP
CSGP
+0.5% gap
CSGP
26.9%
26.3%
ARM
Higher net margin
ARM
ARM
12.8% more per $
ARM
18.0%
5.2%
CSGP
More free cash flow
ARM
ARM
$84.7M more FCF
ARM
$186.0M
$101.3M
CSGP
Faster 2-yr revenue CAGR
ARM
ARM
Annualised
ARM
24.1%
17.1%
CSGP

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
ARM
ARM
CSGP
CSGP
Revenue
$1.2B
$899.9M
Net Profit
$223.0M
$46.5M
Gross Margin
97.6%
78.6%
Operating Margin
14.9%
5.5%
Net Margin
18.0%
5.2%
Revenue YoY
26.3%
26.9%
Net Profit YoY
-11.5%
-22.2%
EPS (diluted)
$0.21
$0.12

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
ARM
ARM
CSGP
CSGP
Q4 25
$1.2B
$899.9M
Q3 25
$1.1B
$833.6M
Q2 25
$1.1B
$781.3M
Q1 25
$732.2M
Q4 24
$983.0M
$709.4M
Q3 24
$844.0M
$692.6M
Q2 24
$939.0M
$677.8M
Q1 24
$656.4M
Net Profit
ARM
ARM
CSGP
CSGP
Q4 25
$223.0M
$46.5M
Q3 25
$238.0M
$-30.9M
Q2 25
$130.0M
$6.2M
Q1 25
$-14.8M
Q4 24
$252.0M
$59.8M
Q3 24
$107.0M
$53.0M
Q2 24
$223.0M
$19.2M
Q1 24
$6.7M
Gross Margin
ARM
ARM
CSGP
CSGP
Q4 25
97.6%
78.6%
Q3 25
97.4%
79.3%
Q2 25
97.2%
78.5%
Q1 25
79.1%
Q4 24
97.2%
80.1%
Q3 24
96.2%
79.7%
Q2 24
96.5%
80.0%
Q1 24
78.5%
Operating Margin
ARM
ARM
CSGP
CSGP
Q4 25
14.9%
5.5%
Q3 25
14.4%
-6.1%
Q2 25
10.8%
-3.5%
Q1 25
-5.8%
Q4 24
17.8%
5.6%
Q3 24
7.6%
3.4%
Q2 24
19.4%
-2.4%
Q1 24
-6.5%
Net Margin
ARM
ARM
CSGP
CSGP
Q4 25
18.0%
5.2%
Q3 25
21.0%
-3.7%
Q2 25
12.3%
0.8%
Q1 25
-2.0%
Q4 24
25.6%
8.4%
Q3 24
12.7%
7.7%
Q2 24
23.7%
2.8%
Q1 24
1.0%
EPS (diluted)
ARM
ARM
CSGP
CSGP
Q4 25
$0.21
$0.12
Q3 25
$0.22
$-0.07
Q2 25
$0.12
$0.01
Q1 25
$-0.04
Q4 24
$0.24
$0.14
Q3 24
$0.10
$0.13
Q2 24
$0.21
$0.05
Q1 24
$0.02

Balance Sheet & Financial Strength

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

Metric
ARM
ARM
CSGP
CSGP
Cash + ST InvestmentsLiquidity on hand
$3.5B
$1.6B
Total DebtLower is stronger
$140.0M
Stockholders' EquityBook value
$7.8B
$8.3B
Total Assets
$10.2B
$10.5B
Debt / EquityLower = less leverage
0.02×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARM
ARM
CSGP
CSGP
Q4 25
$3.5B
$1.6B
Q3 25
$3.3B
$1.9B
Q2 25
$2.9B
$3.6B
Q1 25
$3.7B
Q4 24
$2.7B
$4.7B
Q3 24
$2.4B
Q2 24
$2.5B
Q1 24
Total Debt
ARM
ARM
CSGP
CSGP
Q4 25
$140.0M
Q3 25
$1.0B
Q2 25
$1.0B
Q1 25
$1.0B
Q4 24
$1.0B
Q3 24
$1.0B
Q2 24
$1.0B
Q1 24
$1.0B
Stockholders' Equity
ARM
ARM
CSGP
CSGP
Q4 25
$7.8B
$8.3B
Q3 25
$7.4B
$8.6B
Q2 25
$7.0B
$8.6B
Q1 25
$8.6B
Q4 24
$6.4B
$7.6B
Q3 24
$6.0B
$7.5B
Q2 24
$5.7B
$7.4B
Q1 24
$7.3B
Total Assets
ARM
ARM
CSGP
CSGP
Q4 25
$10.2B
$10.5B
Q3 25
$9.7B
$10.8B
Q2 25
$9.4B
$10.5B
Q1 25
$10.4B
Q4 24
$8.5B
$9.3B
Q3 24
$8.1B
$9.1B
Q2 24
$7.9B
$9.1B
Q1 24
$9.0B
Debt / Equity
ARM
ARM
CSGP
CSGP
Q4 25
0.02×
Q3 25
0.12×
Q2 25
0.12×
Q1 25
0.12×
Q4 24
0.13×
Q3 24
0.13×
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
ARM
ARM
CSGP
CSGP
Operating Cash FlowLast quarter
$365.0M
$162.1M
Free Cash FlowOCF − Capex
$186.0M
$101.3M
FCF MarginFCF / Revenue
15.0%
11.3%
Capex IntensityCapex / Revenue
14.4%
6.8%
Cash ConversionOCF / Net Profit
1.64×
3.49×
TTM Free Cash FlowTrailing 4 quarters
$1.2B
$123.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARM
ARM
CSGP
CSGP
Q4 25
$365.0M
$162.1M
Q3 25
$567.0M
$68.2M
Q2 25
$332.0M
$146.5M
Q1 25
$53.2M
Q4 24
$423.0M
$94.6M
Q3 24
$6.0M
$100.3M
Q2 24
$-290.0M
$58.1M
Q1 24
$139.6M
Free Cash Flow
ARM
ARM
CSGP
CSGP
Q4 25
$186.0M
$101.3M
Q3 25
$429.0M
$-5.5M
Q2 25
$178.0M
$27.7M
Q1 25
$-500.0K
Q4 24
$360.0M
$25.2M
Q3 24
$-47.0M
$40.2M
Q2 24
$-319.0M
$-14.7M
Q1 24
$-237.1M
FCF Margin
ARM
ARM
CSGP
CSGP
Q4 25
15.0%
11.3%
Q3 25
37.8%
-0.7%
Q2 25
16.9%
3.5%
Q1 25
-0.1%
Q4 24
36.6%
3.6%
Q3 24
-5.6%
5.8%
Q2 24
-34.0%
-2.2%
Q1 24
-36.1%
Capex Intensity
ARM
ARM
CSGP
CSGP
Q4 25
14.4%
6.8%
Q3 25
12.2%
8.8%
Q2 25
14.6%
15.2%
Q1 25
7.3%
Q4 24
6.4%
9.8%
Q3 24
6.3%
8.7%
Q2 24
3.1%
10.7%
Q1 24
57.4%
Cash Conversion
ARM
ARM
CSGP
CSGP
Q4 25
1.64×
3.49×
Q3 25
2.38×
Q2 25
2.55×
23.63×
Q1 25
Q4 24
1.68×
1.58×
Q3 24
0.06×
1.89×
Q2 24
-1.30×
3.03×
Q1 24
20.84×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ARM
ARM

Royalty$737.0M59%
Transferred Over Time$294.0M24%
Transferred At Point In Time$211.0M17%

CSGP
CSGP

Co Star$503.8M56%
Other$283.0M31%
Loop Net$94.7M11%

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