vs

Side-by-side financial comparison of CoStar Group (CSGP) and West Pharmaceutical Services (WST). Click either name above to swap in a different company.

CoStar Group is the larger business by last-quarter revenue ($899.9M vs $805.0M, roughly 1.1× West Pharmaceutical Services). West Pharmaceutical Services runs the higher net margin — 16.4% vs 5.2%, a 11.2% gap on every dollar of revenue. On growth, CoStar Group posted the faster year-over-year revenue change (26.9% vs 7.5%). West Pharmaceutical Services produced more free cash flow last quarter ($175.0M vs $101.3M). Over the past eight quarters, CoStar Group's revenue compounded faster (17.1% CAGR vs 7.6%).

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.

West Pharmaceutical Services, Inc. is a designer and manufacturer of injectable pharmaceutical packaging and delivery systems. Founded in 1923 by Herman O. West and J.R. Wike of Philadelphia, the company is headquartered in Exton, Pennsylvania. In its early years of development, West produced rubber components for packaging injectable drugs, providing a sterile environment for the producers of penicillin and insulin.

CSGP vs WST — Head-to-Head

Bigger by revenue
CSGP
CSGP
1.1× larger
CSGP
$899.9M
$805.0M
WST
Growing faster (revenue YoY)
CSGP
CSGP
+19.3% gap
CSGP
26.9%
7.5%
WST
Higher net margin
WST
WST
11.2% more per $
WST
16.4%
5.2%
CSGP
More free cash flow
WST
WST
$73.7M more FCF
WST
$175.0M
$101.3M
CSGP
Faster 2-yr revenue CAGR
CSGP
CSGP
Annualised
CSGP
17.1%
7.6%
WST

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CSGP
CSGP
WST
WST
Revenue
$899.9M
$805.0M
Net Profit
$46.5M
$132.1M
Gross Margin
78.6%
37.8%
Operating Margin
5.5%
19.5%
Net Margin
5.2%
16.4%
Revenue YoY
26.9%
7.5%
Net Profit YoY
-22.2%
1.5%
EPS (diluted)
$0.12
$1.82

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
CSGP
CSGP
WST
WST
Q4 25
$899.9M
$805.0M
Q3 25
$833.6M
$804.6M
Q2 25
$781.3M
$766.5M
Q1 25
$732.2M
$698.0M
Q4 24
$709.4M
$748.8M
Q3 24
$692.6M
$746.9M
Q2 24
$677.8M
$702.1M
Q1 24
$656.4M
$695.4M
Net Profit
CSGP
CSGP
WST
WST
Q4 25
$46.5M
$132.1M
Q3 25
$-30.9M
$140.0M
Q2 25
$6.2M
$131.8M
Q1 25
$-14.8M
$89.8M
Q4 24
$59.8M
$130.1M
Q3 24
$53.0M
$136.0M
Q2 24
$19.2M
$111.3M
Q1 24
$6.7M
$115.3M
Gross Margin
CSGP
CSGP
WST
WST
Q4 25
78.6%
37.8%
Q3 25
79.3%
36.6%
Q2 25
78.5%
35.7%
Q1 25
79.1%
33.2%
Q4 24
80.1%
36.5%
Q3 24
79.7%
35.4%
Q2 24
80.0%
32.8%
Q1 24
78.5%
33.1%
Operating Margin
CSGP
CSGP
WST
WST
Q4 25
5.5%
19.5%
Q3 25
-6.1%
20.8%
Q2 25
-3.5%
20.1%
Q1 25
-5.8%
15.3%
Q4 24
5.6%
21.3%
Q3 24
3.4%
21.6%
Q2 24
-2.4%
18.0%
Q1 24
-6.5%
17.7%
Net Margin
CSGP
CSGP
WST
WST
Q4 25
5.2%
16.4%
Q3 25
-3.7%
17.4%
Q2 25
0.8%
17.2%
Q1 25
-2.0%
12.9%
Q4 24
8.4%
17.4%
Q3 24
7.7%
18.2%
Q2 24
2.8%
15.9%
Q1 24
1.0%
16.6%
EPS (diluted)
CSGP
CSGP
WST
WST
Q4 25
$0.12
$1.82
Q3 25
$-0.07
$1.92
Q2 25
$0.01
$1.82
Q1 25
$-0.04
$1.23
Q4 24
$0.14
$1.78
Q3 24
$0.13
$1.85
Q2 24
$0.05
$1.51
Q1 24
$0.02
$1.55

Balance Sheet & Financial Strength

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

Metric
CSGP
CSGP
WST
WST
Cash + ST InvestmentsLiquidity on hand
$1.6B
$791.3M
Total DebtLower is stronger
$140.0M
$202.8M
Stockholders' EquityBook value
$8.3B
$3.2B
Total Assets
$10.5B
$4.3B
Debt / EquityLower = less leverage
0.02×
0.06×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSGP
CSGP
WST
WST
Q4 25
$1.6B
$791.3M
Q3 25
$1.9B
$628.5M
Q2 25
$3.6B
$509.7M
Q1 25
$3.7B
$404.2M
Q4 24
$4.7B
$484.6M
Q3 24
$490.9M
Q2 24
$446.2M
Q1 24
$601.8M
Total Debt
CSGP
CSGP
WST
WST
Q4 25
$140.0M
$202.8M
Q3 25
$1.0B
$202.7M
Q2 25
$1.0B
$202.6M
Q1 25
$1.0B
$202.6M
Q4 24
$1.0B
$202.6M
Q3 24
$1.0B
$202.6M
Q2 24
$1.0B
$205.8M
Q1 24
$1.0B
$206.2M
Stockholders' Equity
CSGP
CSGP
WST
WST
Q4 25
$8.3B
$3.2B
Q3 25
$8.6B
$3.1B
Q2 25
$8.6B
$2.9B
Q1 25
$8.6B
$2.7B
Q4 24
$7.6B
$2.7B
Q3 24
$7.5B
$2.8B
Q2 24
$7.4B
$2.6B
Q1 24
$7.3B
$2.7B
Total Assets
CSGP
CSGP
WST
WST
Q4 25
$10.5B
$4.3B
Q3 25
$10.8B
$4.1B
Q2 25
$10.5B
$4.0B
Q1 25
$10.4B
$3.6B
Q4 24
$9.3B
$3.6B
Q3 24
$9.1B
$3.7B
Q2 24
$9.1B
$3.5B
Q1 24
$9.0B
$3.6B
Debt / Equity
CSGP
CSGP
WST
WST
Q4 25
0.02×
0.06×
Q3 25
0.12×
0.07×
Q2 25
0.12×
0.07×
Q1 25
0.12×
0.08×
Q4 24
0.13×
0.08×
Q3 24
0.13×
0.07×
Q2 24
0.14×
0.08×
Q1 24
0.14×
0.08×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CSGP
CSGP
WST
WST
Operating Cash FlowLast quarter
$162.1M
$251.1M
Free Cash FlowOCF − Capex
$101.3M
$175.0M
FCF MarginFCF / Revenue
11.3%
21.7%
Capex IntensityCapex / Revenue
6.8%
9.5%
Cash ConversionOCF / Net Profit
3.49×
1.90×
TTM Free Cash FlowTrailing 4 quarters
$123.0M
$468.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSGP
CSGP
WST
WST
Q4 25
$162.1M
$251.1M
Q3 25
$68.2M
$197.2M
Q2 25
$146.5M
$177.1M
Q1 25
$53.2M
$129.4M
Q4 24
$94.6M
$190.1M
Q3 24
$100.3M
$180.1M
Q2 24
$58.1M
$165.0M
Q1 24
$139.6M
$118.2M
Free Cash Flow
CSGP
CSGP
WST
WST
Q4 25
$101.3M
$175.0M
Q3 25
$-5.5M
$133.9M
Q2 25
$27.7M
$101.9M
Q1 25
$-500.0K
$58.1M
Q4 24
$25.2M
$85.2M
Q3 24
$40.2M
$98.8M
Q2 24
$-14.7M
$64.8M
Q1 24
$-237.1M
$27.6M
FCF Margin
CSGP
CSGP
WST
WST
Q4 25
11.3%
21.7%
Q3 25
-0.7%
16.6%
Q2 25
3.5%
13.3%
Q1 25
-0.1%
8.3%
Q4 24
3.6%
11.4%
Q3 24
5.8%
13.2%
Q2 24
-2.2%
9.2%
Q1 24
-36.1%
4.0%
Capex Intensity
CSGP
CSGP
WST
WST
Q4 25
6.8%
9.5%
Q3 25
8.8%
7.9%
Q2 25
15.2%
9.8%
Q1 25
7.3%
10.2%
Q4 24
9.8%
14.0%
Q3 24
8.7%
10.9%
Q2 24
10.7%
14.3%
Q1 24
57.4%
13.0%
Cash Conversion
CSGP
CSGP
WST
WST
Q4 25
3.49×
1.90×
Q3 25
1.41×
Q2 25
23.63×
1.34×
Q1 25
1.44×
Q4 24
1.58×
1.46×
Q3 24
1.89×
1.32×
Q2 24
3.03×
1.48×
Q1 24
20.84×
1.03×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CSGP
CSGP

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

WST
WST

Proprietary Products$661.8M82%
Contract Manufactured Products$143.2M18%
Affiliated Entity$3.3M0%

Related Comparisons