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Side-by-side financial comparison of Longeveron Inc. (LGVN) and Sintx Technologies, Inc. (SINT). Click either name above to swap in a different company.

Longeveron Inc. is the larger business by last-quarter revenue ($365.0K vs $290.0K, roughly 1.3× Sintx Technologies, Inc.). Sintx Technologies, Inc. runs the higher net margin — -763.8% vs -1491.5%, a 727.7% gap on every dollar of revenue. On growth, Longeveron Inc. posted the faster year-over-year revenue change (-39.5% vs -46.5%). Over the past eight quarters, Longeveron Inc.'s revenue compounded faster (-18.4% CAGR vs -35.0%).

Longeveron Inc. is a clinical-stage biotechnology company specializing in regenerative medicine therapies for aging-related and life-threatening conditions. Its lead candidate targets geriatric frailty, Alzheimer's disease, and cardiovascular disorders, with core operations focused on the U.S. biopharmaceutical market.

Sintx Technologies, Inc. is an advanced materials company specializing in R&D and manufacturing of high-performance silicon nitride and other technical ceramic products. It serves key segments including medical implants, aerospace & defense, industrial wear components, and electric vehicle applications, with core markets across North America, Europe and Asia-Pacific.

LGVN vs SINT — Head-to-Head

Bigger by revenue
LGVN
LGVN
1.3× larger
LGVN
$365.0K
$290.0K
SINT
Growing faster (revenue YoY)
LGVN
LGVN
+7.0% gap
LGVN
-39.5%
-46.5%
SINT
Higher net margin
SINT
SINT
727.7% more per $
SINT
-763.8%
-1491.5%
LGVN
Faster 2-yr revenue CAGR
LGVN
LGVN
Annualised
LGVN
-18.4%
-35.0%
SINT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
LGVN
LGVN
SINT
SINT
Revenue
$365.0K
$290.0K
Net Profit
$-5.4M
$-2.2M
Gross Margin
70.4%
64.8%
Operating Margin
-1479.2%
-799.3%
Net Margin
-1491.5%
-763.8%
Revenue YoY
-39.5%
-46.5%
Net Profit YoY
-33.3%
-30.7%
EPS (diluted)
$-0.23
$-0.50

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
LGVN
LGVN
SINT
SINT
Q4 25
$365.0K
$290.0K
Q3 25
$137.0K
$208.0K
Q2 25
$316.0K
$151.0K
Q1 25
$381.0K
$369.0K
Q4 24
$603.0K
$542.0K
Q3 24
$773.0K
$799.0K
Q2 24
$468.0K
$859.0K
Q1 24
$548.0K
$687.0K
Net Profit
LGVN
LGVN
SINT
SINT
Q4 25
$-5.4M
$-2.2M
Q3 25
$-7.2M
$-3.5M
Q2 25
$-5.0M
$-2.3M
Q1 25
$-5.0M
$-2.3M
Q4 24
$-4.1M
$-1.7M
Q3 24
$-4.4M
$-6.2M
Q2 24
$-3.4M
$-2.2M
Q1 24
$-4.1M
$-886.0K
Gross Margin
LGVN
LGVN
SINT
SINT
Q4 25
70.4%
64.8%
Q3 25
91.2%
44.7%
Q2 25
46.2%
37.7%
Q1 25
72.2%
33.3%
Q4 24
87.7%
71.6%
Q3 24
88.2%
73.7%
Q2 24
73.5%
73.9%
Q1 24
60.0%
67.5%
Operating Margin
LGVN
LGVN
SINT
SINT
Q4 25
-1479.2%
-799.3%
Q3 25
-5335.8%
-1613.0%
Q2 25
-1707.9%
-1764.9%
Q1 25
-1359.8%
-645.8%
Q4 24
-710.3%
-319.6%
Q3 24
-601.4%
-802.0%
Q2 24
-747.9%
-315.5%
Q1 24
-746.4%
-465.4%
Net Margin
LGVN
LGVN
SINT
SINT
Q4 25
-1491.5%
-763.8%
Q3 25
-5270.8%
-1701.4%
Q2 25
-1591.1%
-1535.1%
Q1 25
-1315.2%
-621.1%
Q4 24
-677.1%
-312.7%
Q3 24
-571.7%
-780.9%
Q2 24
-729.3%
-256.6%
Q1 24
-740.5%
-129.0%
EPS (diluted)
LGVN
LGVN
SINT
SINT
Q4 25
$-0.23
$-0.50
Q3 25
$-0.39
$-3.46
Q2 25
$-0.33
$-0.91
Q1 25
$-0.34
$-1.29
Q4 24
$1.16
$17.04
Q3 24
$-0.34
$-6.96
Q2 24
$-1.83
$-3.61
Q1 24
$-1.61
$-21.66

Balance Sheet & Financial Strength

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

Metric
LGVN
LGVN
SINT
SINT
Cash + ST InvestmentsLiquidity on hand
$4.7M
$4.1M
Total DebtLower is stronger
Stockholders' EquityBook value
$5.7M
$2.9M
Total Assets
$10.3M
$9.5M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
LGVN
LGVN
SINT
SINT
Q4 25
$4.7M
$4.1M
Q3 25
$9.2M
$6.3M
Q2 25
$10.3M
$4.3M
Q1 25
$14.3M
$6.5M
Q4 24
$19.2M
$3.6M
Q3 24
$22.8M
$4.8M
Q2 24
$12.4M
$4.6M
Q1 24
$2.3M
$5.8M
Stockholders' Equity
LGVN
LGVN
SINT
SINT
Q4 25
$5.7M
$2.9M
Q3 25
$10.0M
$4.1M
Q2 25
$12.7M
$4.0M
Q1 25
$17.2M
$6.1M
Q4 24
$21.9M
$3.9M
Q3 24
$25.6M
$5.6M
Q2 24
$14.9M
$8.8M
Q1 24
$3.0M
$9.9M
Total Assets
LGVN
LGVN
SINT
SINT
Q4 25
$10.3M
$9.5M
Q3 25
$15.6M
$11.4M
Q2 25
$16.7M
$9.2M
Q1 25
$20.8M
$11.4M
Q4 24
$25.6M
$9.4M
Q3 24
$29.9M
$11.3M
Q2 24
$19.4M
$15.3M
Q1 24
$9.7M
$17.6M

Cash Flow & Capital Efficiency

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

Metric
LGVN
LGVN
SINT
SINT
Operating Cash FlowLast quarter
$-5.3M
$-2.3M
Free Cash FlowOCF − Capex
$-2.4M
FCF MarginFCF / Revenue
-822.8%
Capex IntensityCapex / Revenue
0.0%
14.5%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
LGVN
LGVN
SINT
SINT
Q4 25
$-5.3M
$-2.3M
Q3 25
$-5.1M
$-2.5M
Q2 25
$-3.6M
$-2.4M
Q1 25
$-4.7M
$-1.3M
Q4 24
$-3.4M
$-1.1M
Q3 24
$-2.8M
$-2.6M
Q2 24
$-4.6M
$-2.2M
Q1 24
$-3.1M
$-2.7M
Free Cash Flow
LGVN
LGVN
SINT
SINT
Q4 25
$-2.4M
Q3 25
$-5.1M
$-2.6M
Q2 25
$-3.8M
Q1 25
$-4.7M
$-1.4M
Q4 24
$-3.4M
$-1.3M
Q3 24
$-3.3M
$-2.6M
Q2 24
$-4.8M
$-2.6M
Q1 24
$-3.1M
$-2.9M
FCF Margin
LGVN
LGVN
SINT
SINT
Q4 25
-822.8%
Q3 25
-3731.4%
-1250.5%
Q2 25
-1189.2%
Q1 25
-1239.9%
-368.6%
Q4 24
-561.5%
-234.3%
Q3 24
-423.4%
-323.0%
Q2 24
-1017.5%
-299.7%
Q1 24
-566.1%
-423.1%
Capex Intensity
LGVN
LGVN
SINT
SINT
Q4 25
0.0%
14.5%
Q3 25
41.6%
40.4%
Q2 25
50.9%
0.0%
Q1 25
7.1%
16.0%
Q4 24
2.2%
26.9%
Q3 24
55.6%
1.4%
Q2 24
41.9%
41.8%
Q1 24
2.9%
25.3%

Financial Flow Comparison

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

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