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Side-by-side financial comparison of ALLIANCE RESOURCE PARTNERS LP (ARLP) 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 $516.0M, roughly 1.6× ALLIANCE RESOURCE PARTNERS LP). West Pharmaceutical Services runs the higher net margin — 16.4% vs 2.1%, a 14.3% gap on every dollar of revenue. On growth, West Pharmaceutical Services posted the faster year-over-year revenue change (7.5% vs -3.6%). West Pharmaceutical Services produced more free cash flow last quarter ($175.0M vs $13.3M). Over the past eight quarters, West Pharmaceutical Services's revenue compounded faster (7.6% CAGR vs -6.7%).

Alliance Resource Partners LP is a leading North American natural resource enterprise primarily engaged in the production and marketing of coal for utility and industrial customers. It also operates complementary business segments including mineral royalty management, oil and gas extraction, and logistics support services.

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.

ARLP vs WST — Head-to-Head

Bigger by revenue
WST
WST
1.6× larger
WST
$805.0M
$516.0M
ARLP
Growing faster (revenue YoY)
WST
WST
+11.1% gap
WST
7.5%
-3.6%
ARLP
Higher net margin
WST
WST
14.3% more per $
WST
16.4%
2.1%
ARLP
More free cash flow
WST
WST
$161.7M more FCF
WST
$175.0M
$13.3M
ARLP
Faster 2-yr revenue CAGR
WST
WST
Annualised
WST
7.6%
-6.7%
ARLP

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ARLP
ARLP
WST
WST
Revenue
$516.0M
$805.0M
Net Profit
$10.7M
$132.1M
Gross Margin
37.8%
Operating Margin
4.2%
19.5%
Net Margin
2.1%
16.4%
Revenue YoY
-3.6%
7.5%
Net Profit YoY
1.5%
EPS (diluted)
$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
ARLP
ARLP
WST
WST
Q1 26
$516.0M
Q4 25
$535.5M
$805.0M
Q3 25
$571.4M
$804.6M
Q2 25
$547.5M
$766.5M
Q1 25
$540.5M
$698.0M
Q4 24
$590.1M
$748.8M
Q3 24
$613.6M
$746.9M
Q2 24
$593.4M
$702.1M
Net Profit
ARLP
ARLP
WST
WST
Q1 26
$10.7M
Q4 25
$82.7M
$132.1M
Q3 25
$95.1M
$140.0M
Q2 25
$59.4M
$131.8M
Q1 25
$74.0M
$89.8M
Q4 24
$16.3M
$130.1M
Q3 24
$86.3M
$136.0M
Q2 24
$100.2M
$111.3M
Gross Margin
ARLP
ARLP
WST
WST
Q1 26
Q4 25
37.8%
Q3 25
36.6%
Q2 25
35.7%
Q1 25
33.2%
Q4 24
36.5%
Q3 24
35.4%
Q2 24
32.8%
Operating Margin
ARLP
ARLP
WST
WST
Q1 26
4.2%
Q4 25
18.2%
19.5%
Q3 25
18.4%
20.8%
Q2 25
16.2%
20.1%
Q1 25
17.4%
15.3%
Q4 24
2.6%
21.3%
Q3 24
16.5%
21.6%
Q2 24
19.8%
18.0%
Net Margin
ARLP
ARLP
WST
WST
Q1 26
2.1%
Q4 25
15.4%
16.4%
Q3 25
16.6%
17.4%
Q2 25
10.9%
17.2%
Q1 25
13.7%
12.9%
Q4 24
2.8%
17.4%
Q3 24
14.1%
18.2%
Q2 24
16.9%
15.9%
EPS (diluted)
ARLP
ARLP
WST
WST
Q1 26
Q4 25
$1.82
Q3 25
$1.92
Q2 25
$1.82
Q1 25
$1.23
Q4 24
$1.78
Q3 24
$1.85
Q2 24
$1.51

Balance Sheet & Financial Strength

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

Metric
ARLP
ARLP
WST
WST
Cash + ST InvestmentsLiquidity on hand
$28.9M
$791.3M
Total DebtLower is stronger
$202.8M
Stockholders' EquityBook value
$3.2B
Total Assets
$2.9B
$4.3B
Debt / EquityLower = less leverage
0.06×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARLP
ARLP
WST
WST
Q1 26
$28.9M
Q4 25
$71.2M
$791.3M
Q3 25
$94.5M
$628.5M
Q2 25
$55.0M
$509.7M
Q1 25
$81.3M
$404.2M
Q4 24
$137.0M
$484.6M
Q3 24
$195.4M
$490.9M
Q2 24
$203.7M
$446.2M
Total Debt
ARLP
ARLP
WST
WST
Q1 26
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
Stockholders' Equity
ARLP
ARLP
WST
WST
Q1 26
Q4 25
$3.2B
Q3 25
$3.1B
Q2 25
$2.9B
Q1 25
$2.7B
Q4 24
$2.7B
Q3 24
$2.8B
Q2 24
$2.6B
Total Assets
ARLP
ARLP
WST
WST
Q1 26
$2.9B
Q4 25
$2.9B
$4.3B
Q3 25
$2.9B
$4.1B
Q2 25
$2.9B
$4.0B
Q1 25
$2.9B
$3.6B
Q4 24
$2.9B
$3.6B
Q3 24
$3.0B
$3.7B
Q2 24
$3.1B
$3.5B
Debt / Equity
ARLP
ARLP
WST
WST
Q1 26
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×

Cash Flow & Capital Efficiency

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

Metric
ARLP
ARLP
WST
WST
Operating Cash FlowLast quarter
$251.1M
Free Cash FlowOCF − Capex
$13.3M
$175.0M
FCF MarginFCF / Revenue
2.6%
21.7%
Capex IntensityCapex / Revenue
18.5%
9.5%
Cash ConversionOCF / Net Profit
1.90×
TTM Free Cash FlowTrailing 4 quarters
$342.2M
$468.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARLP
ARLP
WST
WST
Q1 26
Q4 25
$143.9M
$251.1M
Q3 25
$209.9M
$197.2M
Q2 25
$151.7M
$177.1M
Q1 25
$145.7M
$129.4M
Q4 24
$168.4M
$190.1M
Q3 24
$209.3M
$180.1M
Q2 24
$215.8M
$165.0M
Free Cash Flow
ARLP
ARLP
WST
WST
Q1 26
$13.3M
Q4 25
$99.1M
$175.0M
Q3 25
$145.2M
$133.9M
Q2 25
$84.7M
$101.9M
Q1 25
$58.9M
$58.1M
Q4 24
$75.3M
$85.2M
Q3 24
$99.0M
$98.8M
Q2 24
$114.3M
$64.8M
FCF Margin
ARLP
ARLP
WST
WST
Q1 26
2.6%
Q4 25
18.5%
21.7%
Q3 25
25.4%
16.6%
Q2 25
15.5%
13.3%
Q1 25
10.9%
8.3%
Q4 24
12.8%
11.4%
Q3 24
16.1%
13.2%
Q2 24
19.3%
9.2%
Capex Intensity
ARLP
ARLP
WST
WST
Q1 26
18.5%
Q4 25
8.4%
9.5%
Q3 25
11.3%
7.9%
Q2 25
12.2%
9.8%
Q1 25
16.1%
10.2%
Q4 24
15.8%
14.0%
Q3 24
18.0%
10.9%
Q2 24
17.1%
14.3%
Cash Conversion
ARLP
ARLP
WST
WST
Q1 26
Q4 25
1.74×
1.90×
Q3 25
2.21×
1.41×
Q2 25
2.55×
1.34×
Q1 25
1.97×
1.44×
Q4 24
10.31×
1.46×
Q3 24
2.43×
1.32×
Q2 24
2.15×
1.48×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ARLP
ARLP

Coal sales$443.3M86%
Oil & gas royalties$41.3M8%
Other revenues$22.8M4%
Transportation revenues$8.6M2%
Tons Produced$8.0M2%
Mineral Interest Volumes (BOE)$1.0M0%

WST
WST

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

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