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Side-by-side financial comparison of Bone Biologics Corp (BBLG) and CollPlant Biotechnologies Ltd (CLGN). Click either name above to swap in a different company.

CollPlant Biotechnologies Ltd is the larger business by last-quarter revenue ($179.0K vs $255, roughly 702.0× Bone Biologics Corp). CollPlant Biotechnologies Ltd runs the higher net margin — -1869.8% vs -339596.1%, a 337726.2% gap on every dollar of revenue. On growth, CollPlant Biotechnologies Ltd posted the faster year-over-year revenue change (-28.1% vs -54.1%).

Bone Biologics Corp is a clinical-stage biotechnology firm focused on developing orthobiologic products to boost bone regeneration and healing for orthopedic surgery patients, including spinal fusion recipients. It mainly operates in the U.S. healthcare market, targeting orthopedic care and regenerative medicine segments.

CollPlant Biotechnologies Ltd is a regenerative medicine company focused on developing and commercializing advanced products using its proprietary plant-derived human collagen technology. Its core offerings cover wound care, soft tissue repair, and aesthetic medicine solutions, targeting key markets across North America, Europe, and Israel, serving healthcare providers in dermatology, orthopedics and cosmetic care segments.

BBLG vs CLGN — Head-to-Head

Bigger by revenue
CLGN
CLGN
702.0× larger
CLGN
$179.0K
$255
BBLG
Growing faster (revenue YoY)
CLGN
CLGN
+26.0% gap
CLGN
-28.1%
-54.1%
BBLG
Higher net margin
CLGN
CLGN
337726.2% more per $
CLGN
-1869.8%
-339596.1%
BBLG

Income Statement — Q1 2024 vs Q2 2025

Metric
BBLG
BBLG
CLGN
CLGN
Revenue
$255
$179.0K
Net Profit
$-866.0K
$-3.3M
Gross Margin
-3.9%
Operating Margin
-354327.8%
-1775.4%
Net Margin
-339596.1%
-1869.8%
Revenue YoY
-54.1%
-28.1%
Net Profit YoY
76.7%
20.5%
EPS (diluted)
$-1.31
$0.28

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
BBLG
BBLG
CLGN
CLGN
Q2 25
$179.0K
Q2 24
$249.0K
Q1 24
$255
Q4 23
$348
Q3 23
$536
Q2 23
$428
$10.2M
Q1 23
$556
Q2 22
$66.0K
Net Profit
BBLG
BBLG
CLGN
CLGN
Q2 25
$-3.3M
Q2 24
$-4.2M
Q1 24
$-866.0K
Q4 23
$-1.5M
Q3 23
$-1.9M
Q2 23
$-1.8M
$5.8M
Q1 23
$-3.7M
Q2 22
$-4.3M
Gross Margin
BBLG
BBLG
CLGN
CLGN
Q2 25
-3.9%
Q2 24
-115.3%
Q1 24
Q4 23
Q3 23
Q2 23
94.0%
Q1 23
Q2 22
34.8%
Operating Margin
BBLG
BBLG
CLGN
CLGN
Q2 25
-1775.4%
Q2 24
-1769.5%
Q1 24
-354327.8%
Q4 23
-333335.6%
Q3 23
-388225.7%
Q2 23
-710249.5%
55.7%
Q1 23
-566103.8%
Q2 22
-6340.9%
Net Margin
BBLG
BBLG
CLGN
CLGN
Q2 25
-1869.8%
Q2 24
-1690.8%
Q1 24
-339596.1%
Q4 23
-445369.3%
Q3 23
-358154.7%
Q2 23
-413373.4%
56.6%
Q1 23
-667248.0%
Q2 22
-6492.4%
EPS (diluted)
BBLG
BBLG
CLGN
CLGN
Q2 25
$0.28
Q2 24
$0.37
Q1 24
$-1.31
Q4 23
$31.30
Q3 23
$-4.90
Q2 23
$-5.21
$0.49
Q1 23
$-55.20
Q2 22
$-0.39

Balance Sheet & Financial Strength

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

Metric
BBLG
BBLG
CLGN
CLGN
Cash + ST InvestmentsLiquidity on hand
$11.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$3.7M
$12.5M
Total Assets
$3.8M
$17.4M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BBLG
BBLG
CLGN
CLGN
Q2 25
$11.4M
Q2 24
$18.9M
Q1 24
Q4 23
Q3 23
Q2 23
$22.3M
Q1 23
$6.2M
Q2 22
$36.3M
Stockholders' Equity
BBLG
BBLG
CLGN
CLGN
Q2 25
$12.5M
Q2 24
$20.7M
Q1 24
$3.7M
Q4 23
$2.9M
Q3 23
$3.8M
Q2 23
$5.7M
$36.0M
Q1 23
$2.8M
Q2 22
$39.5M
Total Assets
BBLG
BBLG
CLGN
CLGN
Q2 25
$17.4M
Q2 24
$26.6M
Q1 24
$3.8M
Q4 23
$3.7M
Q3 23
$5.0M
Q2 23
$7.6M
$41.6M
Q1 23
$6.8M
Q2 22
$44.4M

Cash Flow & Capital Efficiency

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

Metric
BBLG
BBLG
CLGN
CLGN
Operating Cash FlowLast quarter
$-1.3M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BBLG
BBLG
CLGN
CLGN
Q2 25
Q2 24
Q1 24
$-1.3M
Q4 23
$-2.0M
Q3 23
$-2.6M
Q2 23
$-3.6M
Q1 23
$-1.3M
Q2 22

Financial Flow Comparison

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

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