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

FONAR CORP is the larger business by last-quarter revenue ($25.5M vs $17.1M, roughly 1.5× FREQUENCY ELECTRONICS INC). FREQUENCY ELECTRONICS INC runs the higher net margin — 10.5% vs 8.0%, a 2.5% gap on every dollar of revenue. On growth, FREQUENCY ELECTRONICS INC posted the faster year-over-year revenue change (8.3% vs 2.4%). FONAR CORP produced more free cash flow last quarter ($-227.0K vs $-1.1M). Over the past eight quarters, FREQUENCY ELECTRONICS INC's revenue compounded faster (11.8% CAGR vs -0.3%).

Ultra Electronics Holdings is a British defence and security company. It was listed on the London Stock Exchange and was a constituent of the FTSE 250 Index until it was acquired by Cobham, which is itself owned by Advent International.

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.

FEIM vs FONR — Head-to-Head

Bigger by revenue
FONR
FONR
1.5× larger
FONR
$25.5M
$17.1M
FEIM
Growing faster (revenue YoY)
FEIM
FEIM
+5.9% gap
FEIM
8.3%
2.4%
FONR
Higher net margin
FEIM
FEIM
2.5% more per $
FEIM
10.5%
8.0%
FONR
More free cash flow
FONR
FONR
$909.0K more FCF
FONR
$-227.0K
$-1.1M
FEIM
Faster 2-yr revenue CAGR
FEIM
FEIM
Annualised
FEIM
11.8%
-0.3%
FONR

Income Statement — Q2 FY2026 vs Q2 FY2026

Metric
FEIM
FEIM
FONR
FONR
Revenue
$17.1M
$25.5M
Net Profit
$1.8M
$2.1M
Gross Margin
38.2%
Operating Margin
10.0%
13.5%
Net Margin
10.5%
8.0%
Revenue YoY
8.3%
2.4%
Net Profit YoY
-32.1%
4.7%
EPS (diluted)
$0.18

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
FEIM
FEIM
FONR
FONR
Q4 25
$17.1M
$25.5M
Q3 25
$13.8M
$26.0M
Q2 25
$20.0M
$27.3M
Q1 25
$18.9M
$27.2M
Q4 24
$15.8M
$24.9M
Q3 24
$15.1M
$25.0M
Q2 24
$15.6M
$25.9M
Q1 24
$13.7M
$25.7M
Net Profit
FEIM
FEIM
FONR
FONR
Q4 25
$1.8M
$2.1M
Q3 25
$634.0K
$2.3M
Q2 25
$3.2M
$729.3K
Q1 25
$15.4M
$2.5M
Q4 24
$2.7M
$2.0M
Q3 24
$2.4M
$3.1M
Q2 24
$2.6M
$830.4K
Q1 24
$130.0K
$1.9M
Gross Margin
FEIM
FEIM
FONR
FONR
Q4 25
38.2%
Q3 25
36.8%
Q2 25
37.5%
Q1 25
43.8%
Q4 24
48.2%
Q3 24
44.4%
Q2 24
40.3%
Q1 24
22.6%
Operating Margin
FEIM
FEIM
FONR
FONR
Q4 25
10.0%
13.5%
Q3 25
2.6%
14.1%
Q2 25
16.4%
5.3%
Q1 25
18.3%
15.2%
Q4 24
16.5%
11.9%
Q3 24
15.7%
21.0%
Q2 24
16.0%
7.4%
Q1 24
-3.4%
16.8%
Net Margin
FEIM
FEIM
FONR
FONR
Q4 25
10.5%
8.0%
Q3 25
4.6%
8.7%
Q2 25
16.0%
2.7%
Q1 25
81.4%
9.2%
Q4 24
16.8%
7.9%
Q3 24
16.1%
12.6%
Q2 24
16.9%
3.2%
Q1 24
0.9%
7.3%
EPS (diluted)
FEIM
FEIM
FONR
FONR
Q4 25
$0.18
Q3 25
$0.07
Q2 25
$0.33
Q1 25
$1.60
Q4 24
$0.28
Q3 24
$0.25
Q2 24
$0.28
Q1 24
$0.01

Balance Sheet & Financial Strength

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

Metric
FEIM
FEIM
FONR
FONR
Cash + ST InvestmentsLiquidity on hand
$3.0M
$121.0K
Total DebtLower is stronger
Stockholders' EquityBook value
$58.5M
$176.9M
Total Assets
$92.3M
$217.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FEIM
FEIM
FONR
FONR
Q4 25
$3.0M
$121.0K
Q3 25
$4.5M
$122.0K
Q2 25
$4.7M
$56.5M
Q1 25
$5.5M
$123.0K
Q4 24
$9.7M
$121.0K
Q3 24
$16.2M
$136.0K
Q2 24
$18.3M
$56.5M
Q1 24
$11.7M
$134.0K
Total Debt
FEIM
FEIM
FONR
FONR
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
$66.9K
Q1 24
Stockholders' Equity
FEIM
FEIM
FONR
FONR
Q4 25
$58.5M
$176.9M
Q3 25
$56.3M
$174.9M
Q2 25
$55.6M
$172.6M
Q1 25
$51.8M
$171.9M
Q4 24
$36.2M
$169.8M
Q3 24
$33.2M
$168.7M
Q2 24
$39.8M
$166.0M
Q1 24
$36.7M
$165.8M
Total Assets
FEIM
FEIM
FONR
FONR
Q4 25
$92.3M
$217.2M
Q3 25
$93.2M
$218.4M
Q2 25
$93.7M
$216.9M
Q1 25
$86.4M
$214.9M
Q4 24
$77.8M
$208.0M
Q3 24
$84.3M
$212.3M
Q2 24
$83.3M
$214.2M
Q1 24
$77.7M
$209.6M
Debt / Equity
FEIM
FEIM
FONR
FONR
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
FEIM
FEIM
FONR
FONR
Operating Cash FlowLast quarter
$-523.0K
$171.0K
Free Cash FlowOCF − Capex
$-1.1M
$-227.0K
FCF MarginFCF / Revenue
-6.6%
-0.9%
Capex IntensityCapex / Revenue
3.6%
1.6%
Cash ConversionOCF / Net Profit
-0.29×
0.08×
TTM Free Cash FlowTrailing 4 quarters
$-5.5M
$5.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FEIM
FEIM
FONR
FONR
Q4 25
$-523.0K
$171.0K
Q3 25
$1.2M
$1.7M
Q2 25
$-155.0K
$4.2M
Q1 25
$-3.6M
$3.1M
Q4 24
$3.8M
$2.2M
Q3 24
$-1.5M
$1.7M
Q2 24
$7.5M
$4.6M
Q1 24
$4.2M
$2.8M
Free Cash Flow
FEIM
FEIM
FONR
FONR
Q4 25
$-1.1M
$-227.0K
Q3 25
$385.0K
$-177.0K
Q2 25
$-786.0K
$3.6M
Q1 25
$-4.0M
$2.6M
Q4 24
$3.3M
$1.5M
Q3 24
$-1.8M
$-148.0K
Q2 24
$6.7M
$4.2M
Q1 24
$3.9M
$2.6M
FCF Margin
FEIM
FEIM
FONR
FONR
Q4 25
-6.6%
-0.9%
Q3 25
2.8%
-0.7%
Q2 25
-3.9%
13.1%
Q1 25
-20.9%
9.4%
Q4 24
20.8%
6.0%
Q3 24
-11.8%
-0.6%
Q2 24
42.8%
16.1%
Q1 24
28.4%
10.2%
Capex Intensity
FEIM
FEIM
FONR
FONR
Q4 25
3.6%
1.6%
Q3 25
5.6%
7.2%
Q2 25
3.2%
2.4%
Q1 25
1.7%
2.2%
Q4 24
3.3%
3.0%
Q3 24
2.2%
7.2%
Q2 24
5.3%
1.6%
Q1 24
2.3%
0.7%
Cash Conversion
FEIM
FEIM
FONR
FONR
Q4 25
-0.29×
0.08×
Q3 25
1.83×
0.75×
Q2 25
-0.05×
5.79×
Q1 25
-0.24×
1.26×
Q4 24
1.44×
1.14×
Q3 24
-0.60×
0.53×
Q2 24
2.85×
5.54×
Q1 24
32.36×
1.50×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FEIM
FEIM

POC Revenue$14.8M86%
POT Revenue$2.3M13%

FONR
FONR

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

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