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Side-by-side financial comparison of Amarin Corp plc (AMRN) and FS Bancorp, Inc. (FSBW). Click either name above to swap in a different company.

Amarin Corp plc is the larger business by last-quarter revenue ($45.1M vs $40.0M, roughly 1.1× FS Bancorp, Inc.). On growth, FS Bancorp, Inc. posted the faster year-over-year revenue change (12.0% vs 7.0%). Over the past eight quarters, FS Bancorp, Inc.'s revenue compounded faster (6.2% 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.

FS Bancorp, Inc. is a U.S.-headquartered bank holding company that serves as the parent of 1st Security Bank of Washington. It offers a full range of personal and commercial banking solutions including deposit products, mortgage loans, small business financing and construction loans, primarily catering to customers in the Pacific Northwest, with core segments covering retail banking, commercial banking and residential lending.

AMRN vs FSBW — Head-to-Head

Bigger by revenue
AMRN
AMRN
1.1× larger
AMRN
$45.1M
$40.0M
FSBW
Growing faster (revenue YoY)
FSBW
FSBW
+5.0% gap
FSBW
12.0%
7.0%
AMRN
Faster 2-yr revenue CAGR
FSBW
FSBW
Annualised
FSBW
6.2%
-18.3%
AMRN

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
AMRN
AMRN
FSBW
FSBW
Revenue
$45.1M
$40.0M
Net Profit
$-10.5M
Gross Margin
Operating Margin
35.5%
25.8%
Net Margin
-23.3%
Revenue YoY
7.0%
12.0%
Net Profit YoY
33.0%
EPS (diluted)
$1.11

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
FSBW
FSBW
Q1 26
$45.1M
Q4 25
$49.2M
$40.0M
Q3 25
$49.7M
$39.3M
Q2 25
$72.7M
$37.3M
Q1 25
$42.0M
$36.1M
Q4 24
$62.3M
$35.7M
Q3 24
$42.3M
$37.2M
Q2 24
$67.5M
$36.3M
Net Profit
AMRN
AMRN
FSBW
FSBW
Q1 26
$-10.5M
Q4 25
$-1.2M
Q3 25
$-7.7M
$9.2M
Q2 25
$-14.1M
$7.7M
Q1 25
$-15.7M
$8.0M
Q4 24
$-48.6M
Q3 24
$-25.1M
$10.3M
Q2 24
$1.5M
$9.0M
Gross Margin
AMRN
AMRN
FSBW
FSBW
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
FSBW
FSBW
Q1 26
35.5%
Q4 25
-12.9%
25.8%
Q3 25
-22.4%
29.5%
Q2 25
-22.0%
26.2%
Q1 25
-39.9%
26.2%
Q4 24
-84.3%
27.6%
Q3 24
-59.5%
26.5%
Q2 24
-0.8%
31.3%
Net Margin
AMRN
AMRN
FSBW
FSBW
Q1 26
-23.3%
Q4 25
-2.5%
Q3 25
-15.6%
23.4%
Q2 25
-19.4%
20.7%
Q1 25
-37.4%
22.2%
Q4 24
-78.0%
Q3 24
-59.4%
27.6%
Q2 24
2.3%
24.7%
EPS (diluted)
AMRN
AMRN
FSBW
FSBW
Q1 26
Q4 25
$0.00
$1.11
Q3 25
$-0.02
$1.18
Q2 25
$-0.03
$0.99
Q1 25
$-0.04
$1.01
Q4 24
$-0.12
$0.88
Q3 24
$-0.06
$1.29
Q2 24
$0.00
$1.13

Balance Sheet & Financial Strength

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

Metric
AMRN
AMRN
FSBW
FSBW
Cash + ST InvestmentsLiquidity on hand
$307.8M
$28.2M
Total DebtLower is stronger
Stockholders' EquityBook value
$307.7M
Total Assets
$645.8M
$3.2B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMRN
AMRN
FSBW
FSBW
Q1 26
$307.8M
Q4 25
$302.6M
$28.2M
Q3 25
$286.6M
$61.3M
Q2 25
$298.7M
$33.2M
Q1 25
$281.8M
$62.7M
Q4 24
$294.2M
$31.6M
Q3 24
$305.7M
$40.3M
Q2 24
$306.7M
$33.0M
Stockholders' Equity
AMRN
AMRN
FSBW
FSBW
Q1 26
Q4 25
$459.3M
$307.7M
Q3 25
$458.9M
$300.5M
Q2 25
$464.9M
$297.2M
Q1 25
$473.7M
$298.8M
Q4 24
$486.2M
$295.8M
Q3 24
$531.4M
$288.9M
Q2 24
$551.9M
$284.0M
Total Assets
AMRN
AMRN
FSBW
FSBW
Q1 26
$645.8M
Q4 25
$670.8M
$3.2B
Q3 25
$659.8M
$3.2B
Q2 25
$670.1M
$3.2B
Q1 25
$655.7M
$3.1B
Q4 24
$685.3M
$3.0B
Q3 24
$750.6M
$3.0B
Q2 24
$799.9M
$2.9B

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
FSBW
FSBW
Operating Cash FlowLast quarter
$72.3M
Free Cash FlowOCF − Capex
$51.9M
FCF MarginFCF / Revenue
129.8%
Capex IntensityCapex / Revenue
50.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$107.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMRN
AMRN
FSBW
FSBW
Q1 26
Q4 25
$15.3M
$72.3M
Q3 25
$-12.7M
$44.6M
Q2 25
$16.6M
$7.1M
Q1 25
$-12.5M
$8.2M
Q4 24
$-13.3M
$50.8M
Q3 24
$-2.4M
$-891.0K
Q2 24
$-2.7M
$9.9M
Free Cash Flow
AMRN
AMRN
FSBW
FSBW
Q1 26
Q4 25
$51.9M
Q3 25
$41.6M
Q2 25
$5.9M
Q1 25
$7.8M
Q4 24
$49.2M
Q3 24
$-1.5M
Q2 24
$9.6M
FCF Margin
AMRN
AMRN
FSBW
FSBW
Q1 26
Q4 25
129.8%
Q3 25
105.9%
Q2 25
15.7%
Q1 25
21.7%
Q4 24
137.7%
Q3 24
-4.1%
Q2 24
26.6%
Capex Intensity
AMRN
AMRN
FSBW
FSBW
Q1 26
Q4 25
50.9%
Q3 25
7.7%
Q2 25
3.5%
Q1 25
1.0%
Q4 24
4.6%
Q3 24
1.7%
Q2 24
0.8%
Cash Conversion
AMRN
AMRN
FSBW
FSBW
Q1 26
Q4 25
Q3 25
4.86×
Q2 25
0.92×
Q1 25
1.02×
Q4 24
Q3 24
-0.09×
Q2 24
-1.81×
1.11×

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%

FSBW
FSBW

Segment breakdown not available.

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