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Side-by-side financial comparison of BIOLIFE SOLUTIONS INC (BLFS) and LIGHTPATH TECHNOLOGIES INC (LPTH). Click either name above to swap in a different company.

BIOLIFE SOLUTIONS INC is the larger business by last-quarter revenue ($18.8M vs $16.4M, roughly 1.1× LIGHTPATH TECHNOLOGIES INC). BIOLIFE SOLUTIONS INC runs the higher net margin — 58.9% vs -57.5%, a 116.4% gap on every dollar of revenue. On growth, LIGHTPATH TECHNOLOGIES INC posted the faster year-over-year revenue change (120.2% vs 24.3%). Over the past eight quarters, LIGHTPATH TECHNOLOGIES INC's revenue compounded faster (45.7% CAGR vs 1.0%).

Biolife Solutions Inc. develops, manufactures and distributes specialized biopreservation products and cold chain management solutions for the cell and gene therapy, biopharmaceutical and regenerative medicine industries. It offers cryopreservation media, automated thawing systems, and temperature monitoring tools, serving biotech firms, research institutions and clinical labs globally.

LightPath Technologies Inc designs, manufactures and distributes high-precision optical components and assemblies, including aspheric lenses, infrared optics, and fiber optic products. It serves global clients across industrial automation, aerospace, defense, medical imaging, and telecommunications sectors.

BLFS vs LPTH — Head-to-Head

Bigger by revenue
BLFS
BLFS
1.1× larger
BLFS
$18.8M
$16.4M
LPTH
Growing faster (revenue YoY)
LPTH
LPTH
+95.9% gap
LPTH
120.2%
24.3%
BLFS
Higher net margin
BLFS
BLFS
116.4% more per $
BLFS
58.9%
-57.5%
LPTH
Faster 2-yr revenue CAGR
LPTH
LPTH
Annualised
LPTH
45.7%
1.0%
BLFS

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
BLFS
BLFS
LPTH
LPTH
Revenue
$18.8M
$16.4M
Net Profit
$11.1M
$-9.4M
Gross Margin
36.8%
Operating Margin
7.2%
-52.6%
Net Margin
58.9%
-57.5%
Revenue YoY
24.3%
120.2%
Net Profit YoY
-11.1%
-260.1%
EPS (diluted)
$0.23
$-0.20

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
BLFS
BLFS
LPTH
LPTH
Q4 25
$18.8M
$16.4M
Q3 25
$28.1M
$15.1M
Q2 25
$25.4M
$12.2M
Q1 25
$23.9M
$9.2M
Q4 24
$15.1M
$7.4M
Q3 24
$21.4M
$8.4M
Q2 24
$19.7M
$8.6M
Q1 24
$18.4M
$7.7M
Net Profit
BLFS
BLFS
LPTH
LPTH
Q4 25
$11.1M
$-9.4M
Q3 25
$621.0K
$-2.9M
Q2 25
$-15.8M
$-7.1M
Q1 25
$-448.0K
$-3.6M
Q4 24
$12.5M
$-2.6M
Q3 24
$-1.7M
$-1.6M
Q2 24
$-20.7M
$-2.4M
Q1 24
$-10.2M
$-2.6M
Gross Margin
BLFS
BLFS
LPTH
LPTH
Q4 25
36.8%
Q3 25
29.8%
Q2 25
22.0%
Q1 25
29.1%
Q4 24
26.0%
Q3 24
33.9%
Q2 24
29.2%
Q1 24
20.9%
Operating Margin
BLFS
BLFS
LPTH
LPTH
Q4 25
7.2%
-52.6%
Q3 25
-0.3%
-16.6%
Q2 25
-65.5%
-38.0%
Q1 25
-5.1%
-36.3%
Q4 24
3.6%
-33.5%
Q3 24
-2.0%
-16.4%
Q2 24
-6.6%
-25.6%
Q1 24
-17.9%
-33.6%
Net Margin
BLFS
BLFS
LPTH
LPTH
Q4 25
58.9%
-57.5%
Q3 25
2.2%
-19.2%
Q2 25
-62.3%
-57.8%
Q1 25
-1.9%
-39.1%
Q4 24
82.5%
-35.2%
Q3 24
-8.0%
-19.3%
Q2 24
-105.1%
-27.3%
Q1 24
-55.4%
-33.7%
EPS (diluted)
BLFS
BLFS
LPTH
LPTH
Q4 25
$0.23
$-0.20
Q3 25
$0.01
$-0.07
Q2 25
$-0.33
$0.19
Q1 25
$-0.01
$-0.44
Q4 24
$0.27
$-0.07
Q3 24
$-0.04
$-0.04
Q2 24
$-0.45
$-0.15
Q1 24
$-0.22
$-0.07

Balance Sheet & Financial Strength

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

Metric
BLFS
BLFS
LPTH
LPTH
Cash + ST InvestmentsLiquidity on hand
$33.0M
$73.6M
Total DebtLower is stronger
$5.0M
Stockholders' EquityBook value
$371.9M
$77.9M
Total Assets
$405.9M
$148.6M
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BLFS
BLFS
LPTH
LPTH
Q4 25
$33.0M
$73.6M
Q3 25
$29.5M
Q2 25
$31.9M
$4.9M
Q1 25
$66.9M
Q4 24
$91.5M
Q3 24
$24.0M
Q2 24
$22.0M
Q1 24
$29.7M
Total Debt
BLFS
BLFS
LPTH
LPTH
Q4 25
$5.0M
Q3 25
$7.5M
Q2 25
$10.1M
Q1 25
$12.9M
Q4 24
$15.9M
Q3 24
$20.1M
Q2 24
$21.1M
$535.0K
Q1 24
$24.3M
$599.4K
Stockholders' Equity
BLFS
BLFS
LPTH
LPTH
Q4 25
$371.9M
$77.9M
Q3 25
$353.7M
$21.4M
Q2 25
$347.2M
$15.6M
Q1 25
$352.6M
$15.7M
Q4 24
$348.9M
$26.7M
Q3 24
$325.5M
$29.4M
Q2 24
$321.4M
$30.2M
Q1 24
$333.4M
$31.7M
Total Assets
BLFS
BLFS
LPTH
LPTH
Q4 25
$405.9M
$148.6M
Q3 25
$392.1M
$87.3M
Q2 25
$387.2M
$81.5M
Q1 25
$395.1M
$81.4M
Q4 24
$399.5M
$45.8M
Q3 24
$381.7M
$48.4M
Q2 24
$375.0M
$48.1M
Q1 24
$401.6M
$49.7M
Debt / Equity
BLFS
BLFS
LPTH
LPTH
Q4 25
0.01×
Q3 25
0.02×
Q2 25
0.03×
Q1 25
0.04×
Q4 24
0.05×
Q3 24
0.06×
Q2 24
0.07×
0.02×
Q1 24
0.07×
0.02×

Cash Flow & Capital Efficiency

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

Metric
BLFS
BLFS
LPTH
LPTH
Operating Cash FlowLast quarter
$4.9M
$2.8M
Free Cash FlowOCF − Capex
$2.0M
FCF MarginFCF / Revenue
12.0%
Capex IntensityCapex / Revenue
5.3%
Cash ConversionOCF / Net Profit
0.44×
TTM Free Cash FlowTrailing 4 quarters
$-6.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BLFS
BLFS
LPTH
LPTH
Q4 25
$4.9M
$2.8M
Q3 25
$6.1M
$-1.1M
Q2 25
$7.4M
$-2.6M
Q1 25
$1.7M
$-3.2M
Q4 24
$1.6M
$-737.4K
Q3 24
$4.8M
$-1.7M
Q2 24
$6.5M
$64.7K
Q1 24
$-4.5M
$-394.2K
Free Cash Flow
BLFS
BLFS
LPTH
LPTH
Q4 25
$2.0M
Q3 25
$-1.2M
Q2 25
$-3.3M
Q1 25
$-3.7M
Q4 24
$-817.8K
Q3 24
$-1.8M
Q2 24
$-225.5K
Q1 24
$-802.5K
FCF Margin
BLFS
BLFS
LPTH
LPTH
Q4 25
12.0%
Q3 25
-8.1%
Q2 25
-27.3%
Q1 25
-40.0%
Q4 24
-11.0%
Q3 24
-21.2%
Q2 24
-2.6%
Q1 24
-10.4%
Capex Intensity
BLFS
BLFS
LPTH
LPTH
Q4 25
5.3%
Q3 25
0.5%
Q2 25
5.6%
Q1 25
4.6%
Q4 24
1.1%
Q3 24
0.9%
Q2 24
3.4%
Q1 24
5.3%
Cash Conversion
BLFS
BLFS
LPTH
LPTH
Q4 25
0.44×
Q3 25
9.83×
Q2 25
Q1 25
Q4 24
0.13×
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

BLFS
BLFS

Segment breakdown not available.

LPTH
LPTH

Other$7.9M48%
Infrared Components$5.0M31%
Visible Components$3.4M21%

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