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Side-by-side financial comparison of FONAR CORP (FONR) and FS Bancorp, Inc. (FSBW). Click either name above to swap in a different company.

FS Bancorp, Inc. is the larger business by last-quarter revenue ($40.0M vs $25.5M, roughly 1.6× FONAR CORP). On growth, FS Bancorp, Inc. posted the faster year-over-year revenue change (12.0% vs 2.4%). FS Bancorp, Inc. produced more free cash flow last quarter ($51.9M vs $-227.0K). Over the past eight quarters, FS Bancorp, Inc.'s revenue compounded faster (6.2% CAGR vs -0.3%).

FONAR Corp is a specialized medical technology firm that designs, manufactures, and distributes innovative MRI systems including upright and open models. It primarily serves U.S. hospitals, diagnostic imaging centers, and healthcare providers, delivering high-precision scanning solutions for clinical diagnostic use.

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.

FONR vs FSBW — Head-to-Head

Bigger by revenue
FSBW
FSBW
1.6× larger
FSBW
$40.0M
$25.5M
FONR
Growing faster (revenue YoY)
FSBW
FSBW
+9.6% gap
FSBW
12.0%
2.4%
FONR
More free cash flow
FSBW
FSBW
$52.2M more FCF
FSBW
$51.9M
$-227.0K
FONR
Faster 2-yr revenue CAGR
FSBW
FSBW
Annualised
FSBW
6.2%
-0.3%
FONR

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
FONR
FONR
FSBW
FSBW
Revenue
$25.5M
$40.0M
Net Profit
$2.1M
Gross Margin
Operating Margin
13.5%
25.8%
Net Margin
8.0%
Revenue YoY
2.4%
12.0%
Net Profit YoY
4.7%
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
FONR
FONR
FSBW
FSBW
Q4 25
$25.5M
$40.0M
Q3 25
$26.0M
$39.3M
Q2 25
$27.3M
$37.3M
Q1 25
$27.2M
$36.1M
Q4 24
$24.9M
$35.7M
Q3 24
$25.0M
$37.2M
Q2 24
$25.9M
$36.3M
Q1 24
$25.7M
$35.5M
Net Profit
FONR
FONR
FSBW
FSBW
Q4 25
$2.1M
Q3 25
$2.3M
$9.2M
Q2 25
$729.3K
$7.7M
Q1 25
$2.5M
$8.0M
Q4 24
$2.0M
Q3 24
$3.1M
$10.3M
Q2 24
$830.4K
$9.0M
Q1 24
$1.9M
$8.4M
Operating Margin
FONR
FONR
FSBW
FSBW
Q4 25
13.5%
25.8%
Q3 25
14.1%
29.5%
Q2 25
5.3%
26.2%
Q1 25
15.2%
26.2%
Q4 24
11.9%
27.6%
Q3 24
21.0%
26.5%
Q2 24
7.4%
31.3%
Q1 24
16.8%
29.7%
Net Margin
FONR
FONR
FSBW
FSBW
Q4 25
8.0%
Q3 25
8.7%
23.4%
Q2 25
2.7%
20.7%
Q1 25
9.2%
22.2%
Q4 24
7.9%
Q3 24
12.6%
27.6%
Q2 24
3.2%
24.7%
Q1 24
7.3%
23.7%
EPS (diluted)
FONR
FONR
FSBW
FSBW
Q4 25
$1.11
Q3 25
$1.18
Q2 25
$0.99
Q1 25
$1.01
Q4 24
$0.88
Q3 24
$1.29
Q2 24
$1.13
Q1 24
$1.06

Balance Sheet & Financial Strength

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

Metric
FONR
FONR
FSBW
FSBW
Cash + ST InvestmentsLiquidity on hand
$121.0K
$28.2M
Total DebtLower is stronger
Stockholders' EquityBook value
$176.9M
$307.7M
Total Assets
$217.2M
$3.2B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FONR
FONR
FSBW
FSBW
Q4 25
$121.0K
$28.2M
Q3 25
$122.0K
$61.3M
Q2 25
$56.5M
$33.2M
Q1 25
$123.0K
$62.7M
Q4 24
$121.0K
$31.6M
Q3 24
$136.0K
$40.3M
Q2 24
$56.5M
$33.0M
Q1 24
$134.0K
$45.4M
Total Debt
FONR
FONR
FSBW
FSBW
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
$66.9K
Q1 24
Stockholders' Equity
FONR
FONR
FSBW
FSBW
Q4 25
$176.9M
$307.7M
Q3 25
$174.9M
$300.5M
Q2 25
$172.6M
$297.2M
Q1 25
$171.9M
$298.8M
Q4 24
$169.8M
$295.8M
Q3 24
$168.7M
$288.9M
Q2 24
$166.0M
$284.0M
Q1 24
$165.8M
$277.9M
Total Assets
FONR
FONR
FSBW
FSBW
Q4 25
$217.2M
$3.2B
Q3 25
$218.4M
$3.2B
Q2 25
$216.9M
$3.2B
Q1 25
$214.9M
$3.1B
Q4 24
$208.0M
$3.0B
Q3 24
$212.3M
$3.0B
Q2 24
$214.2M
$2.9B
Q1 24
$209.6M
$3.0B
Debt / Equity
FONR
FONR
FSBW
FSBW
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
0.00×
Q1 24

Cash Flow & Capital Efficiency

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

Metric
FONR
FONR
FSBW
FSBW
Operating Cash FlowLast quarter
$171.0K
$72.3M
Free Cash FlowOCF − Capex
$-227.0K
$51.9M
FCF MarginFCF / Revenue
-0.9%
129.8%
Capex IntensityCapex / Revenue
1.6%
50.9%
Cash ConversionOCF / Net Profit
0.08×
TTM Free Cash FlowTrailing 4 quarters
$5.7M
$107.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FONR
FONR
FSBW
FSBW
Q4 25
$171.0K
$72.3M
Q3 25
$1.7M
$44.6M
Q2 25
$4.2M
$7.1M
Q1 25
$3.1M
$8.2M
Q4 24
$2.2M
$50.8M
Q3 24
$1.7M
$-891.0K
Q2 24
$4.6M
$9.9M
Q1 24
$2.8M
$275.0K
Free Cash Flow
FONR
FONR
FSBW
FSBW
Q4 25
$-227.0K
$51.9M
Q3 25
$-177.0K
$41.6M
Q2 25
$3.6M
$5.9M
Q1 25
$2.6M
$7.8M
Q4 24
$1.5M
$49.2M
Q3 24
$-148.0K
$-1.5M
Q2 24
$4.2M
$9.6M
Q1 24
$2.6M
$-82.0K
FCF Margin
FONR
FONR
FSBW
FSBW
Q4 25
-0.9%
129.8%
Q3 25
-0.7%
105.9%
Q2 25
13.1%
15.7%
Q1 25
9.4%
21.7%
Q4 24
6.0%
137.7%
Q3 24
-0.6%
-4.1%
Q2 24
16.1%
26.6%
Q1 24
10.2%
-0.2%
Capex Intensity
FONR
FONR
FSBW
FSBW
Q4 25
1.6%
50.9%
Q3 25
7.2%
7.7%
Q2 25
2.4%
3.5%
Q1 25
2.2%
1.0%
Q4 24
3.0%
4.6%
Q3 24
7.2%
1.7%
Q2 24
1.6%
0.8%
Q1 24
0.7%
1.0%
Cash Conversion
FONR
FONR
FSBW
FSBW
Q4 25
0.08×
Q3 25
0.75×
4.86×
Q2 25
5.79×
0.92×
Q1 25
1.26×
1.02×
Q4 24
1.14×
Q3 24
0.53×
-0.09×
Q2 24
5.54×
1.11×
Q1 24
1.50×
0.03×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FONR
FONR

Managementof Diagnostic Imaging Centers$23.2M91%
Manufacturingand Servicingof Medical Equipment$2.4M9%

FSBW
FSBW

Segment breakdown not available.

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