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

West Pharmaceutical Services is the larger business by last-quarter revenue ($805.0M vs $425.8M, roughly 1.9× RPC INC). West Pharmaceutical Services runs the higher net margin — 16.4% vs -0.7%, a 17.1% gap on every dollar of revenue. On growth, RPC INC posted the faster year-over-year revenue change (27.0% vs 7.5%). West Pharmaceutical Services produced more free cash flow last quarter ($175.0M vs $31.2M). Over the past eight quarters, West Pharmaceutical Services's revenue compounded faster (7.6% CAGR vs 6.2%).

RPC Group plc is based in the United Kingdom, and is one of Europe's largest supplier of plastic packaging. Its headquarters are in Rushden in Northamptonshire. It was listed on the London Stock Exchange until it was acquired in 2019 by Berry Global Group Inc, which in turn was acquired by Amcor in 2025.

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.

RES vs WST — Head-to-Head

Bigger by revenue
WST
WST
1.9× larger
WST
$805.0M
$425.8M
RES
Growing faster (revenue YoY)
RES
RES
+19.5% gap
RES
27.0%
7.5%
WST
Higher net margin
WST
WST
17.1% more per $
WST
16.4%
-0.7%
RES
More free cash flow
WST
WST
$143.8M more FCF
WST
$175.0M
$31.2M
RES
Faster 2-yr revenue CAGR
WST
WST
Annualised
WST
7.6%
6.2%
RES

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
RES
RES
WST
WST
Revenue
$425.8M
$805.0M
Net Profit
$-3.1M
$132.1M
Gross Margin
21.0%
37.8%
Operating Margin
-0.9%
19.5%
Net Margin
-0.7%
16.4%
Revenue YoY
27.0%
7.5%
Net Profit YoY
-124.0%
1.5%
EPS (diluted)
$-0.02
$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
RES
RES
WST
WST
Q4 25
$425.8M
$805.0M
Q3 25
$447.1M
$804.6M
Q2 25
$420.8M
$766.5M
Q1 25
$332.9M
$698.0M
Q4 24
$335.4M
$748.8M
Q3 24
$337.7M
$746.9M
Q2 24
$364.2M
$702.1M
Q1 24
$377.8M
$695.4M
Net Profit
RES
RES
WST
WST
Q4 25
$-3.1M
$132.1M
Q3 25
$13.0M
$140.0M
Q2 25
$10.1M
$131.8M
Q1 25
$12.0M
$89.8M
Q4 24
$12.8M
$130.1M
Q3 24
$18.8M
$136.0M
Q2 24
$32.4M
$111.3M
Q1 24
$27.5M
$115.3M
Gross Margin
RES
RES
WST
WST
Q4 25
21.0%
37.8%
Q3 25
25.1%
36.6%
Q2 25
24.5%
35.7%
Q1 25
26.7%
33.2%
Q4 24
25.4%
36.5%
Q3 24
26.7%
35.4%
Q2 24
28.0%
32.8%
Q1 24
26.8%
33.1%
Operating Margin
RES
RES
WST
WST
Q4 25
-0.9%
19.5%
Q3 25
4.7%
20.8%
Q2 25
3.7%
20.1%
Q1 25
3.7%
15.3%
Q4 24
3.1%
21.3%
Q3 24
5.7%
21.6%
Q2 24
9.7%
18.0%
Q1 24
8.6%
17.7%
Net Margin
RES
RES
WST
WST
Q4 25
-0.7%
16.4%
Q3 25
2.9%
17.4%
Q2 25
2.4%
17.2%
Q1 25
3.6%
12.9%
Q4 24
3.8%
17.4%
Q3 24
5.6%
18.2%
Q2 24
8.9%
15.9%
Q1 24
7.3%
16.6%
EPS (diluted)
RES
RES
WST
WST
Q4 25
$-0.02
$1.82
Q3 25
$0.06
$1.92
Q2 25
$0.05
$1.82
Q1 25
$0.06
$1.23
Q4 24
$0.06
$1.78
Q3 24
$0.09
$1.85
Q2 24
$0.15
$1.51
Q1 24
$0.13
$1.55

Balance Sheet & Financial Strength

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

Metric
RES
RES
WST
WST
Cash + ST InvestmentsLiquidity on hand
$210.0M
$791.3M
Total DebtLower is stronger
$202.8M
Stockholders' EquityBook value
$1.1B
$3.2B
Total Assets
$1.5B
$4.3B
Debt / EquityLower = less leverage
0.06×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RES
RES
WST
WST
Q4 25
$210.0M
$791.3M
Q3 25
$163.5M
$628.5M
Q2 25
$162.1M
$509.7M
Q1 25
$326.7M
$404.2M
Q4 24
$326.0M
$484.6M
Q3 24
$276.9M
$490.9M
Q2 24
$261.5M
$446.2M
Q1 24
$212.2M
$601.8M
Total Debt
RES
RES
WST
WST
Q4 25
$202.8M
Q3 25
$202.7M
Q2 25
$202.6M
Q1 25
$202.6M
Q4 24
$202.6M
Q3 24
$202.6M
Q2 24
$205.8M
Q1 24
$206.2M
Stockholders' Equity
RES
RES
WST
WST
Q4 25
$1.1B
$3.2B
Q3 25
$1.1B
$3.1B
Q2 25
$1.1B
$2.9B
Q1 25
$1.1B
$2.7B
Q4 24
$1.1B
$2.7B
Q3 24
$1.1B
$2.8B
Q2 24
$1.1B
$2.6B
Q1 24
$1.0B
$2.7B
Total Assets
RES
RES
WST
WST
Q4 25
$1.5B
$4.3B
Q3 25
$1.5B
$4.1B
Q2 25
$1.5B
$4.0B
Q1 25
$1.3B
$3.6B
Q4 24
$1.4B
$3.6B
Q3 24
$1.3B
$3.7B
Q2 24
$1.3B
$3.5B
Q1 24
$1.3B
$3.6B
Debt / Equity
RES
RES
WST
WST
Q4 25
0.06×
Q3 25
0.07×
Q2 25
0.07×
Q1 25
0.08×
Q4 24
0.08×
Q3 24
0.07×
Q2 24
0.08×
Q1 24
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
RES
RES
WST
WST
Operating Cash FlowLast quarter
$61.9M
$251.1M
Free Cash FlowOCF − Capex
$31.2M
$175.0M
FCF MarginFCF / Revenue
7.3%
21.7%
Capex IntensityCapex / Revenue
7.2%
9.5%
Cash ConversionOCF / Net Profit
1.90×
TTM Free Cash FlowTrailing 4 quarters
$52.9M
$468.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RES
RES
WST
WST
Q4 25
$61.9M
$251.1M
Q3 25
$46.5M
$197.2M
Q2 25
$53.1M
$177.1M
Q1 25
$39.9M
$129.4M
Q4 24
$94.2M
$190.1M
Q3 24
$70.7M
$180.1M
Q2 24
$127.9M
$165.0M
Q1 24
$56.6M
$118.2M
Free Cash Flow
RES
RES
WST
WST
Q4 25
$31.2M
$175.0M
Q3 25
$4.1M
$133.9M
Q2 25
$10.0M
$101.9M
Q1 25
$7.6M
$58.1M
Q4 24
$53.7M
$85.2M
Q3 24
$19.1M
$98.8M
Q2 24
$52.9M
$64.8M
Q1 24
$3.8M
$27.6M
FCF Margin
RES
RES
WST
WST
Q4 25
7.3%
21.7%
Q3 25
0.9%
16.6%
Q2 25
2.4%
13.3%
Q1 25
2.3%
8.3%
Q4 24
16.0%
11.4%
Q3 24
5.6%
13.2%
Q2 24
14.5%
9.2%
Q1 24
1.0%
4.0%
Capex Intensity
RES
RES
WST
WST
Q4 25
7.2%
9.5%
Q3 25
9.5%
7.9%
Q2 25
10.2%
9.8%
Q1 25
9.7%
10.2%
Q4 24
12.1%
14.0%
Q3 24
15.3%
10.9%
Q2 24
20.6%
14.3%
Q1 24
14.0%
13.0%
Cash Conversion
RES
RES
WST
WST
Q4 25
1.90×
Q3 25
3.59×
1.41×
Q2 25
5.23×
1.34×
Q1 25
3.31×
1.44×
Q4 24
7.38×
1.46×
Q3 24
3.76×
1.32×
Q2 24
3.95×
1.48×
Q1 24
2.06×
1.03×

Financial Flow Comparison

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

Revenue Breakdown by Segment

RES
RES

Technical Service$405.2M95%
Other$8.8M2%
Nitrogen$6.6M2%

WST
WST

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

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