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Side-by-side financial comparison of FONAR CORP (FONR) and IRIDEX CORP (IRIX). Click either name above to swap in a different company.

FONAR CORP is the larger business by last-quarter revenue ($25.5M vs $14.7M, roughly 1.7× IRIDEX CORP). On growth, FONAR CORP posted the faster year-over-year revenue change (2.4% vs -69.7%). Over the past eight quarters, IRIDEX CORP's revenue compounded faster (11.9% 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.

IRIDEX Corporation is a global medical technology company that designs, manufactures and distributes advanced laser-based medical devices, primarily serving the ophthalmology and aesthetic medicine sectors. It supplies products to healthcare providers, clinics and medical facilities across North America, Europe, Asia Pacific and other regions, delivering minimally invasive solutions for eye disease treatment and cosmetic procedures.

FONR vs IRIX — Head-to-Head

Bigger by revenue
FONR
FONR
1.7× larger
FONR
$25.5M
$14.7M
IRIX
Growing faster (revenue YoY)
FONR
FONR
+72.1% gap
FONR
2.4%
-69.7%
IRIX
Faster 2-yr revenue CAGR
IRIX
IRIX
Annualised
IRIX
11.9%
-0.3%
FONR

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
FONR
FONR
IRIX
IRIX
Revenue
$25.5M
$14.7M
Net Profit
$2.1M
Gross Margin
37.2%
Operating Margin
13.5%
Net Margin
8.0%
Revenue YoY
2.4%
-69.7%
Net Profit YoY
4.7%
EPS (diluted)

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
IRIX
IRIX
Q4 25
$25.5M
$14.7M
Q3 25
$26.0M
$12.5M
Q2 25
$27.3M
$13.6M
Q1 25
$27.2M
$11.9M
Q4 24
$24.9M
$12.7M
Q3 24
$25.0M
$11.6M
Q2 24
$25.9M
$12.6M
Q1 24
$25.7M
$11.8M
Net Profit
FONR
FONR
IRIX
IRIX
Q4 25
$2.1M
Q3 25
$2.3M
$-1.6M
Q2 25
$729.3K
$-994.0K
Q1 25
$2.5M
$-1.7M
Q4 24
$2.0M
$-834.0K
Q3 24
$3.1M
$-1.9M
Q2 24
$830.4K
$-2.7M
Q1 24
$1.9M
$-3.5M
Gross Margin
FONR
FONR
IRIX
IRIX
Q4 25
37.2%
Q3 25
32.1%
Q2 25
34.5%
Q1 25
42.5%
Q4 24
44.0%
Q3 24
37.3%
Q2 24
40.7%
Q1 24
37.9%
Operating Margin
FONR
FONR
IRIX
IRIX
Q4 25
13.5%
Q3 25
14.1%
-11.3%
Q2 25
5.3%
-6.9%
Q1 25
15.2%
-1.7%
Q4 24
11.9%
-3.9%
Q3 24
21.0%
-16.1%
Q2 24
7.4%
-20.9%
Q1 24
16.8%
-28.0%
Net Margin
FONR
FONR
IRIX
IRIX
Q4 25
8.0%
Q3 25
8.7%
-12.6%
Q2 25
2.7%
-7.3%
Q1 25
9.2%
-14.2%
Q4 24
7.9%
-6.6%
Q3 24
12.6%
-16.7%
Q2 24
3.2%
-21.2%
Q1 24
7.3%
-29.5%
EPS (diluted)
FONR
FONR
IRIX
IRIX
Q4 25
Q3 25
$-0.09
Q2 25
$-0.06
Q1 25
$-0.10
Q4 24
$-0.05
Q3 24
$-0.12
Q2 24
$-0.16
Q1 24
$-0.21

Balance Sheet & Financial Strength

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

Metric
FONR
FONR
IRIX
IRIX
Cash + ST InvestmentsLiquidity on hand
$121.0K
$6.0M
Total DebtLower is stronger
Stockholders' EquityBook value
$176.9M
Total Assets
$217.2M
$29.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FONR
FONR
IRIX
IRIX
Q4 25
$121.0K
$6.0M
Q3 25
$122.0K
$5.6M
Q2 25
$56.5M
$6.8M
Q1 25
$123.0K
$7.2M
Q4 24
$121.0K
$2.4M
Q3 24
$136.0K
$3.9M
Q2 24
$56.5M
$4.1M
Q1 24
$134.0K
$5.4M
Total Debt
FONR
FONR
IRIX
IRIX
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
$1.0M
Q3 24
$1.4M
Q2 24
$66.9K
Q1 24
Stockholders' Equity
FONR
FONR
IRIX
IRIX
Q4 25
$176.9M
Q3 25
$174.9M
$4.7M
Q2 25
$172.6M
$6.1M
Q1 25
$171.9M
$852.0K
Q4 24
$169.8M
$2.1M
Q3 24
$168.7M
$2.6M
Q2 24
$166.0M
$4.2M
Q1 24
$165.8M
$6.5M
Total Assets
FONR
FONR
IRIX
IRIX
Q4 25
$217.2M
$29.2M
Q3 25
$218.4M
$28.4M
Q2 25
$216.9M
$31.6M
Q1 25
$214.9M
$34.2M
Q4 24
$208.0M
$29.1M
Q3 24
$212.3M
$30.2M
Q2 24
$214.2M
$31.2M
Q1 24
$209.6M
$34.1M
Debt / Equity
FONR
FONR
IRIX
IRIX
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
0.48×
Q3 24
0.53×
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
IRIX
IRIX
Operating Cash FlowLast quarter
$171.0K
Free Cash FlowOCF − Capex
$-227.0K
FCF MarginFCF / Revenue
-0.9%
Capex IntensityCapex / Revenue
1.6%
Cash ConversionOCF / Net Profit
0.08×
TTM Free Cash FlowTrailing 4 quarters
$5.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FONR
FONR
IRIX
IRIX
Q4 25
$171.0K
Q3 25
$1.7M
$-1.2M
Q2 25
$4.2M
$-397.0K
Q1 25
$3.1M
$-1.1M
Q4 24
$2.2M
$-1.2M
Q3 24
$1.7M
$-3.1M
Q2 24
$4.6M
$-1.3M
Q1 24
$2.8M
$-1.6M
Free Cash Flow
FONR
FONR
IRIX
IRIX
Q4 25
$-227.0K
Q3 25
$-177.0K
$-1.2M
Q2 25
$3.6M
$-410.0K
Q1 25
$2.6M
$-1.2M
Q4 24
$1.5M
$-1.2M
Q3 24
$-148.0K
$-3.1M
Q2 24
$4.2M
Q1 24
$2.6M
$-1.7M
FCF Margin
FONR
FONR
IRIX
IRIX
Q4 25
-0.9%
Q3 25
-0.7%
-9.4%
Q2 25
13.1%
-3.0%
Q1 25
9.4%
-9.8%
Q4 24
6.0%
-9.8%
Q3 24
-0.6%
-26.5%
Q2 24
16.1%
Q1 24
10.2%
-14.0%
Capex Intensity
FONR
FONR
IRIX
IRIX
Q4 25
1.6%
Q3 25
7.2%
0.1%
Q2 25
2.4%
0.1%
Q1 25
2.2%
0.1%
Q4 24
3.0%
0.1%
Q3 24
7.2%
0.0%
Q2 24
1.6%
0.0%
Q1 24
0.7%
0.0%
Cash Conversion
FONR
FONR
IRIX
IRIX
Q4 25
0.08×
Q3 25
0.75×
Q2 25
5.79×
Q1 25
1.26×
Q4 24
1.14×
Q3 24
0.53×
Q2 24
5.54×
Q1 24
1.50×

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%

IRIX
IRIX

Segment breakdown not available.

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