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Side-by-side financial comparison of Royalty Pharma plc (RPRX) and Zurn Elkay Water Solutions Corp (ZWS). Click either name above to swap in a different company.

Royalty Pharma plc is the larger business by last-quarter revenue ($622.0M vs $407.2M, roughly 1.5× Zurn Elkay Water Solutions Corp). Royalty Pharma plc runs the higher net margin — 34.4% vs 10.3%, a 24.1% gap on every dollar of revenue. On growth, Zurn Elkay Water Solutions Corp posted the faster year-over-year revenue change (9.8% vs 4.8%). Over the past eight quarters, Royalty Pharma plc's revenue compounded faster (4.6% CAGR vs 4.4%).

Acceleron Pharma, Inc. is an American clinical stage biopharmaceutical company based in Cambridge, Massachusetts with a broad focus on developing medicines that regulate the transforming growth factor beta (TGF-β) superfamily of proteins, which play fundamental roles in the growth and repair of cells and tissues such as red blood cells, muscle, bone, and blood vessels.

Zurn Elkay Water Solutions Corp designs, manufactures, and distributes a wide range of water management and dispensing products, including commercial plumbing fixtures, drinking fountains, water filtration systems, and flow control components. It serves commercial, residential, industrial, and public infrastructure markets primarily across North America, with a focus on delivering sustainable, water-efficient solutions for diverse end-user needs.

RPRX vs ZWS — Head-to-Head

Bigger by revenue
RPRX
RPRX
1.5× larger
RPRX
$622.0M
$407.2M
ZWS
Growing faster (revenue YoY)
ZWS
ZWS
+5.1% gap
ZWS
9.8%
4.8%
RPRX
Higher net margin
RPRX
RPRX
24.1% more per $
RPRX
34.4%
10.3%
ZWS
Faster 2-yr revenue CAGR
RPRX
RPRX
Annualised
RPRX
4.6%
4.4%
ZWS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
RPRX
RPRX
ZWS
ZWS
Revenue
$622.0M
$407.2M
Net Profit
$214.2M
$42.1M
Gross Margin
44.4%
Operating Margin
62.4%
14.8%
Net Margin
34.4%
10.3%
Revenue YoY
4.8%
9.8%
Net Profit YoY
2.9%
15.7%
EPS (diluted)
$0.49
$0.24

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
RPRX
RPRX
ZWS
ZWS
Q4 25
$622.0M
$407.2M
Q3 25
$609.3M
$455.4M
Q2 25
$578.7M
$444.5M
Q1 25
$568.2M
$388.8M
Q4 24
$593.6M
$370.7M
Q3 24
$564.7M
$410.0M
Q2 24
$537.3M
$412.0M
Q1 24
$568.0M
$373.8M
Net Profit
RPRX
RPRX
ZWS
ZWS
Q4 25
$214.2M
$42.1M
Q3 25
$288.2M
$61.8M
Q2 25
$30.2M
$50.5M
Q1 25
$238.3M
$43.6M
Q4 24
$208.2M
$36.4M
Q3 24
$544.0M
$43.5M
Q2 24
$102.0M
$46.0M
Q1 24
$4.8M
$34.3M
Gross Margin
RPRX
RPRX
ZWS
ZWS
Q4 25
44.4%
Q3 25
44.1%
Q2 25
45.5%
Q1 25
46.6%
Q4 24
43.5%
Q3 24
46.2%
Q2 24
45.2%
Q1 24
45.5%
Operating Margin
RPRX
RPRX
ZWS
ZWS
Q4 25
62.4%
14.8%
Q3 25
70.1%
17.0%
Q2 25
36.3%
17.5%
Q1 25
94.0%
16.3%
Q4 24
60.9%
13.3%
Q3 24
17.1%
Q2 24
50.2%
17.5%
Q1 24
-13.0%
14.2%
Net Margin
RPRX
RPRX
ZWS
ZWS
Q4 25
34.4%
10.3%
Q3 25
47.3%
13.6%
Q2 25
5.2%
11.4%
Q1 25
41.9%
11.2%
Q4 24
35.1%
9.8%
Q3 24
96.3%
10.6%
Q2 24
19.0%
11.2%
Q1 24
0.8%
9.2%
EPS (diluted)
RPRX
RPRX
ZWS
ZWS
Q4 25
$0.49
$0.24
Q3 25
$0.67
$0.36
Q2 25
$0.07
$0.29
Q1 25
$0.55
$0.26
Q4 24
$0.46
$0.21
Q3 24
$1.21
$0.25
Q2 24
$0.23
$0.27
Q1 24
$0.01
$0.19

Balance Sheet & Financial Strength

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

Metric
RPRX
RPRX
ZWS
ZWS
Cash + ST InvestmentsLiquidity on hand
$618.7M
$300.5M
Total DebtLower is stronger
$9.0B
$496.5M
Stockholders' EquityBook value
$9.7B
$1.6B
Total Assets
$19.6B
$2.7B
Debt / EquityLower = less leverage
0.92×
0.31×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
RPRX
RPRX
ZWS
ZWS
Q4 25
$618.7M
$300.5M
Q3 25
$938.9M
$260.1M
Q2 25
$631.9M
$201.9M
Q1 25
$1.1B
$144.7M
Q4 24
$929.0M
$198.0M
Q3 24
$950.1M
$187.9M
Q2 24
$1.8B
$162.7M
Q1 24
$843.0M
$157.1M
Total Debt
RPRX
RPRX
ZWS
ZWS
Q4 25
$9.0B
$496.5M
Q3 25
$8.9B
$496.4M
Q2 25
$8.0B
$495.9M
Q1 25
$7.6B
$495.8M
Q4 24
$7.6B
$495.6M
Q3 24
$7.6B
$495.6M
Q2 24
$7.6B
$495.5M
Q1 24
$6.1B
$495.4M
Stockholders' Equity
RPRX
RPRX
ZWS
ZWS
Q4 25
$9.7B
$1.6B
Q3 25
$9.6B
$1.6B
Q2 25
$9.5B
$1.6B
Q1 25
$9.8B
$1.5B
Q4 24
$10.3B
$1.6B
Q3 24
$10.3B
$1.6B
Q2 24
$9.8B
$1.6B
Q1 24
$9.9B
$1.6B
Total Assets
RPRX
RPRX
ZWS
ZWS
Q4 25
$19.6B
$2.7B
Q3 25
$19.3B
$2.7B
Q2 25
$18.3B
$2.7B
Q1 25
$17.6B
$2.6B
Q4 24
$18.2B
$2.6B
Q3 24
$18.0B
$2.7B
Q2 24
$17.7B
$2.7B
Q1 24
$16.1B
$2.7B
Debt / Equity
RPRX
RPRX
ZWS
ZWS
Q4 25
0.92×
0.31×
Q3 25
0.93×
0.31×
Q2 25
0.84×
0.32×
Q1 25
0.78×
0.32×
Q4 24
0.74×
0.31×
Q3 24
0.74×
0.31×
Q2 24
0.78×
0.31×
Q1 24
0.62×
0.31×

Cash Flow & Capital Efficiency

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

Metric
RPRX
RPRX
ZWS
ZWS
Operating Cash FlowLast quarter
$827.1M
$91.7M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
3.86×
2.18×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
RPRX
RPRX
ZWS
ZWS
Q4 25
$827.1M
$91.7M
Q3 25
$702.6M
$101.3M
Q2 25
$364.0M
$110.6M
Q1 25
$596.1M
$42.9M
Q4 24
$742.5M
$63.6M
Q3 24
$703.6M
$90.9M
Q2 24
$658.2M
$85.1M
Q1 24
$664.6M
$53.9M
Cash Conversion
RPRX
RPRX
ZWS
ZWS
Q4 25
3.86×
2.18×
Q3 25
2.44×
1.64×
Q2 25
12.06×
2.19×
Q1 25
2.50×
0.98×
Q4 24
3.57×
1.75×
Q3 24
1.29×
2.09×
Q2 24
6.45×
1.85×
Q1 24
139.10×
1.57×

Financial Flow Comparison

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

Revenue Breakdown by Segment

RPRX
RPRX

Financial Royalty Assets$592.4M95%
Royalty Income Other$29.6M5%

ZWS
ZWS

Segment breakdown not available.

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