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Side-by-side financial comparison of Ceribell, Inc. (CBLL) and NATHANS FAMOUS, INC. (NATH). Click either name above to swap in a different company.

NATHANS FAMOUS, INC. is the larger business by last-quarter revenue ($34.3M vs $24.8M, roughly 1.4× Ceribell, Inc.). NATHANS FAMOUS, INC. runs the higher net margin — 9.0% vs -54.6%, a 63.6% gap on every dollar of revenue. NATHANS FAMOUS, INC. produced more free cash flow last quarter ($5.7M vs $-11.0M).

Ceribell, Inc. develops and commercializes innovative portable neurodiagnostic medical devices, focused on rapid non-invasive electroencephalogram (EEG) solutions for seizure detection. Its core products serve hospital emergency departments, intensive care units, and long-term care facilities, with primary markets across North America and ongoing global expansion efforts.

Nathan's Famous, Inc., is an American company that operates a chain of fast-food restaurants specializing in hot dogs. The original Nathan's restaurant stands at the corner of Surf and Stillwell avenues in the Coney Island neighborhood of Brooklyn, New York City. Its restaurants are primarily in the Northeastern United States. The company's headquarters are at One Jericho Plaza in Jericho, part of Oyster Bay, New York.

CBLL vs NATH — Head-to-Head

Bigger by revenue
NATH
NATH
1.4× larger
NATH
$34.3M
$24.8M
CBLL
Higher net margin
NATH
NATH
63.6% more per $
NATH
9.0%
-54.6%
CBLL
More free cash flow
NATH
NATH
$16.7M more FCF
NATH
$5.7M
$-11.0M
CBLL

Income Statement — Q4 FY2025 vs Q3 FY2026

Metric
CBLL
CBLL
NATH
NATH
Revenue
$24.8M
$34.3M
Net Profit
$-13.5M
$3.1M
Gross Margin
87.3%
32.6%
Operating Margin
-58.9%
14.9%
Net Margin
-54.6%
9.0%
Revenue YoY
8.9%
Net Profit YoY
-31.2%
EPS (diluted)
$-0.35
$0.75

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
CBLL
CBLL
NATH
NATH
Q4 25
$24.8M
$34.3M
Q3 25
$22.6M
$45.7M
Q2 25
$21.2M
$47.0M
Q1 25
$20.5M
$30.8M
Q4 24
$31.5M
Q3 24
$17.2M
$41.1M
Q2 24
$44.8M
Q1 24
$29.0M
Net Profit
CBLL
CBLL
NATH
NATH
Q4 25
$-13.5M
$3.1M
Q3 25
$-13.5M
$5.2M
Q2 25
$-13.6M
$8.9M
Q1 25
$-12.8M
$4.2M
Q4 24
$4.5M
Q3 24
$-10.4M
$6.0M
Q2 24
$9.3M
Q1 24
$3.9M
Gross Margin
CBLL
CBLL
NATH
NATH
Q4 25
87.3%
32.6%
Q3 25
88.3%
29.1%
Q2 25
88.1%
39.5%
Q1 25
87.9%
38.7%
Q4 24
37.9%
Q3 24
87.3%
36.7%
Q2 24
43.6%
Q1 24
43.3%
Operating Margin
CBLL
CBLL
NATH
NATH
Q4 25
-58.9%
14.9%
Q3 25
-64.8%
16.4%
Q2 25
-70.5%
27.2%
Q1 25
-69.3%
20.7%
Q4 24
21.4%
Q3 24
-57.8%
23.4%
Q2 24
30.7%
Q1 24
23.5%
Net Margin
CBLL
CBLL
NATH
NATH
Q4 25
-54.6%
9.0%
Q3 25
-59.6%
11.4%
Q2 25
-64.4%
19.0%
Q1 25
-62.4%
13.8%
Q4 24
14.2%
Q3 24
-60.6%
14.7%
Q2 24
20.7%
Q1 24
13.5%
EPS (diluted)
CBLL
CBLL
NATH
NATH
Q4 25
$-0.35
$0.75
Q3 25
$-0.37
$1.26
Q2 25
$-0.38
$2.16
Q1 25
$-0.36
$1.03
Q4 24
$1.10
Q3 24
$-1.85
$1.47
Q2 24
$2.27
Q1 24
$0.95

Balance Sheet & Financial Strength

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

Metric
CBLL
CBLL
NATH
NATH
Cash + ST InvestmentsLiquidity on hand
$159.3M
$24.5M
Total DebtLower is stronger
$48.7M
Stockholders' EquityBook value
$155.3M
$-15.3M
Total Assets
$195.8M
$50.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CBLL
CBLL
NATH
NATH
Q4 25
$159.3M
$24.5M
Q3 25
$168.5M
$32.2M
Q2 25
$177.4M
$26.9M
Q1 25
$182.7M
$27.8M
Q4 24
$23.7M
Q3 24
$14.1M
$31.2M
Q2 24
$26.0M
Q1 24
$21.0M
Total Debt
CBLL
CBLL
NATH
NATH
Q4 25
$48.7M
Q3 25
$49.3M
Q2 25
$49.9M
Q1 25
$50.5M
Q4 24
$51.1M
Q3 24
$59.6M
Q2 24
Q1 24
$59.6M
Stockholders' Equity
CBLL
CBLL
NATH
NATH
Q4 25
$155.3M
$-15.3M
Q3 25
$164.1M
$-5.9M
Q2 25
$172.2M
$-9.3M
Q1 25
$180.9M
$-16.5M
Q4 24
$-19.0M
Q3 24
$-136.0M
$-21.3M
Q2 24
$-25.5M
Q1 24
$-32.9M
Total Assets
CBLL
CBLL
NATH
NATH
Q4 25
$195.8M
$50.9M
Q3 25
$199.5M
$62.9M
Q2 25
$207.7M
$63.4M
Q1 25
$213.5M
$53.5M
Q4 24
$48.7M
Q3 24
$47.1M
$57.7M
Q2 24
$58.5M
Q1 24
$48.9M

Cash Flow & Capital Efficiency

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

Metric
CBLL
CBLL
NATH
NATH
Operating Cash FlowLast quarter
$-10.8M
$5.8M
Free Cash FlowOCF − Capex
$-11.0M
$5.7M
FCF MarginFCF / Revenue
-44.2%
16.6%
Capex IntensityCapex / Revenue
0.7%
0.2%
Cash ConversionOCF / Net Profit
1.87×
TTM Free Cash FlowTrailing 4 quarters
$-41.6M
$22.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CBLL
CBLL
NATH
NATH
Q4 25
$-10.8M
$5.8M
Q3 25
$-11.1M
$10.2M
Q2 25
$-7.5M
$-220.0K
Q1 25
$-11.4M
$6.8M
Q4 24
$3.6M
Q3 24
$9.8M
Q2 24
$5.0M
Q1 24
$6.4M
Free Cash Flow
CBLL
CBLL
NATH
NATH
Q4 25
$-11.0M
$5.7M
Q3 25
$-11.5M
$10.0M
Q2 25
$-7.6M
$-335.0K
Q1 25
$-11.6M
$6.7M
Q4 24
$3.6M
Q3 24
$9.7M
Q2 24
$5.0M
Q1 24
$6.3M
FCF Margin
CBLL
CBLL
NATH
NATH
Q4 25
-44.2%
16.6%
Q3 25
-50.8%
21.9%
Q2 25
-35.9%
-0.7%
Q1 25
-56.4%
21.9%
Q4 24
11.4%
Q3 24
23.7%
Q2 24
11.1%
Q1 24
21.9%
Capex Intensity
CBLL
CBLL
NATH
NATH
Q4 25
0.7%
0.2%
Q3 25
1.6%
0.4%
Q2 25
0.3%
0.2%
Q1 25
0.7%
0.2%
Q4 24
0.1%
Q3 24
0.2%
Q2 24
0.1%
Q1 24
0.2%
Cash Conversion
CBLL
CBLL
NATH
NATH
Q4 25
1.87×
Q3 25
1.95×
Q2 25
-0.02×
Q1 25
1.60×
Q4 24
0.81×
Q3 24
1.63×
Q2 24
0.54×
Q1 24
1.64×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CBLL
CBLL

Products$18.8M76%
Subscription$6.0M24%

NATH
NATH

Branded Product Program$23.7M69%
Product Licensing$7.4M22%
Company Operated Restaurants$1.6M5%
Franchise Fees And Royalties$1.0M3%

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