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Side-by-side financial comparison of Amarin Corp plc (AMRN) and OCTAVE SPECIALTY GROUP INC (OSG). Click either name above to swap in a different company.

OCTAVE SPECIALTY GROUP INC is the larger business by last-quarter revenue ($66.9M vs $45.1M, roughly 1.5× Amarin Corp plc). Amarin Corp plc runs the higher net margin — -23.3% vs -73.8%, a 50.5% gap on every dollar of revenue. On growth, Amarin Corp plc posted the faster year-over-year revenue change (7.0% vs 2.6%). Over the past eight quarters, OCTAVE SPECIALTY GROUP INC's revenue compounded faster (16.2% CAGR vs -18.3%).

Amarin Corporation is an Irish-American biopharmaceutical company founded in 1993 and headquartered in Dublin, Ireland and Bridgewater, New Jersey. The company develops and markets medicines for the treatment of cardiovascular disease. It has developed the drug Vascepa (AMR-101), a prescription grade omega-3 fatty acid.

Octave Specialty Group Inc. is a specialty insurance holding company that provides tailored property and casualty insurance products. Its core business focuses on excess and surplus lines, catering to commercial and individual clients across primary North American markets with customized risk coverage solutions.

AMRN vs OSG — Head-to-Head

Bigger by revenue
OSG
OSG
1.5× larger
OSG
$66.9M
$45.1M
AMRN
Growing faster (revenue YoY)
AMRN
AMRN
+4.4% gap
AMRN
7.0%
2.6%
OSG
Higher net margin
AMRN
AMRN
50.5% more per $
AMRN
-23.3%
-73.8%
OSG
Faster 2-yr revenue CAGR
OSG
OSG
Annualised
OSG
16.2%
-18.3%
AMRN

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
AMRN
AMRN
OSG
OSG
Revenue
$45.1M
$66.9M
Net Profit
$-10.5M
$-29.7M
Gross Margin
Operating Margin
35.5%
-76.7%
Net Margin
-23.3%
-73.8%
Revenue YoY
7.0%
2.6%
Net Profit YoY
33.0%
-41.7%
EPS (diluted)
$-0.82

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
AMRN
AMRN
OSG
OSG
Q1 26
$45.1M
Q4 25
$49.2M
$66.9M
Q3 25
$49.7M
$66.6M
Q2 25
$72.7M
$55.0M
Q1 25
$42.0M
$62.8M
Q4 24
$62.3M
$65.2M
Q3 24
$42.3M
$70.0M
Q2 24
$67.5M
$51.0M
Net Profit
AMRN
AMRN
OSG
OSG
Q1 26
$-10.5M
Q4 25
$-1.2M
$-29.7M
Q3 25
$-7.7M
$-112.6M
Q2 25
$-14.1M
$-72.7M
Q1 25
$-15.7M
$-44.7M
Q4 24
$-48.6M
$-20.9M
Q3 24
$-25.1M
$-27.5M
Q2 24
$1.5M
$-750.0K
Gross Margin
AMRN
AMRN
OSG
OSG
Q1 26
Q4 25
47.1%
Q3 25
44.7%
Q2 25
69.2%
Q1 25
59.8%
Q4 24
-15.4%
Q3 24
38.5%
Q2 24
63.4%
Operating Margin
AMRN
AMRN
OSG
OSG
Q1 26
35.5%
Q4 25
-12.9%
-76.7%
Q3 25
-22.4%
-48.2%
Q2 25
-22.0%
-41.8%
Q1 25
-39.9%
-24.1%
Q4 24
-84.3%
-55.5%
Q3 24
-59.5%
-29.7%
Q2 24
-0.8%
-28.9%
Net Margin
AMRN
AMRN
OSG
OSG
Q1 26
-23.3%
Q4 25
-2.5%
-73.8%
Q3 25
-15.6%
-169.1%
Q2 25
-19.4%
-132.3%
Q1 25
-37.4%
-71.3%
Q4 24
-78.0%
-55.1%
Q3 24
-59.4%
-39.3%
Q2 24
2.3%
-1.5%
EPS (diluted)
AMRN
AMRN
OSG
OSG
Q1 26
Q4 25
$0.00
$-0.82
Q3 25
$-0.02
$-2.35
Q2 25
$-0.03
$-1.54
Q1 25
$-0.04
$-1.22
Q4 24
$-0.12
$-11.75
Q3 24
$-0.06
$-0.63
Q2 24
$0.00
$-0.02

Balance Sheet & Financial Strength

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

Metric
AMRN
AMRN
OSG
OSG
Cash + ST InvestmentsLiquidity on hand
$307.8M
$146.4M
Total DebtLower is stronger
$117.6M
Stockholders' EquityBook value
$715.8M
Total Assets
$645.8M
$2.2B
Debt / EquityLower = less leverage
0.16×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMRN
AMRN
OSG
OSG
Q1 26
$307.8M
Q4 25
$302.6M
$146.4M
Q3 25
$286.6M
$27.5M
Q2 25
$298.7M
$22.5M
Q1 25
$281.8M
$34.1M
Q4 24
$294.2M
$157.2M
Q3 24
$305.7M
$40.8M
Q2 24
$306.7M
$14.6M
Total Debt
AMRN
AMRN
OSG
OSG
Q1 26
Q4 25
$117.6M
Q3 25
Q2 25
Q1 25
Q4 24
$0
Q3 24
$518.0M
Q2 24
$515.0M
Stockholders' Equity
AMRN
AMRN
OSG
OSG
Q1 26
Q4 25
$459.3M
$715.8M
Q3 25
$458.9M
$843.4M
Q2 25
$464.9M
$859.8M
Q1 25
$473.7M
$852.2M
Q4 24
$486.2M
$798.4M
Q3 24
$531.4M
$1.5B
Q2 24
$551.9M
$1.4B
Total Assets
AMRN
AMRN
OSG
OSG
Q1 26
$645.8M
Q4 25
$670.8M
$2.2B
Q3 25
$659.8M
$2.1B
Q2 25
$670.1M
$8.5B
Q1 25
$655.7M
$8.3B
Q4 24
$685.3M
$8.1B
Q3 24
$750.6M
$9.3B
Q2 24
$799.9M
$8.2B
Debt / Equity
AMRN
AMRN
OSG
OSG
Q1 26
Q4 25
0.16×
Q3 25
Q2 25
Q1 25
Q4 24
0.00×
Q3 24
0.35×
Q2 24
0.38×

Cash Flow & Capital Efficiency

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

Metric
AMRN
AMRN
OSG
OSG
Operating Cash FlowLast quarter
$-52.3M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMRN
AMRN
OSG
OSG
Q1 26
Q4 25
$15.3M
$-52.3M
Q3 25
$-12.7M
$-41.2M
Q2 25
$16.6M
$2.1M
Q1 25
$-12.5M
$-12.6M
Q4 24
$-13.3M
$762.0K
Q3 24
$-2.4M
$48.9M
Q2 24
$-2.7M
$20.4M
Cash Conversion
AMRN
AMRN
OSG
OSG
Q1 26
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
-1.81×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMRN
AMRN

U.S$35.6M79%
Europe$4.9M11%
Rest-of-World (ROW)$2.8M6%
Licensing & Royalties$1.8M4%

OSG
OSG

Other$28.7M43%
Specialty Property Casualty Program$23.1M34%
Accident Health$9.6M14%
Specialty Automobile$3.1M5%
Niche Specialty Risks$2.4M4%

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