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Side-by-side financial comparison of BIOLIFE SOLUTIONS INC (BLFS) and OPTICAL CABLE CORP (OCC). Click either name above to swap in a different company.

OPTICAL CABLE CORP is the larger business by last-quarter revenue ($19.8M vs $18.8M, roughly 1.1× BIOLIFE SOLUTIONS INC). BIOLIFE SOLUTIONS INC runs the higher net margin — 58.9% vs 0.2%, a 58.7% gap on every dollar of revenue. On growth, BIOLIFE SOLUTIONS INC posted the faster year-over-year revenue change (24.3% vs 1.8%). Over the past eight quarters, OPTICAL CABLE CORP's revenue compounded faster (15.5% 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.

Optical Cable Corporation, headquartered in Roanoke, Virginia, manufactures fiber optical cable. The company's cable is largely used for telecommunications and is sold both in the US and seventy other countries worldwide. OCC also manufactures military land tactical fiber optic cable for the U.S. military.

BLFS vs OCC — Head-to-Head

Bigger by revenue
OCC
OCC
1.1× larger
OCC
$19.8M
$18.8M
BLFS
Growing faster (revenue YoY)
BLFS
BLFS
+22.6% gap
BLFS
24.3%
1.8%
OCC
Higher net margin
BLFS
BLFS
58.7% more per $
BLFS
58.9%
0.2%
OCC
Faster 2-yr revenue CAGR
OCC
OCC
Annualised
OCC
15.5%
1.0%
BLFS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
BLFS
BLFS
OCC
OCC
Revenue
$18.8M
$19.8M
Net Profit
$11.1M
$48.6K
Gross Margin
31.9%
Operating Margin
7.2%
1.4%
Net Margin
58.9%
0.2%
Revenue YoY
24.3%
1.8%
Net Profit YoY
-11.1%
-87.0%
EPS (diluted)
$0.23

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
OCC
OCC
Q4 25
$18.8M
$19.8M
Q3 25
$28.1M
$19.9M
Q2 25
$25.4M
$17.5M
Q1 25
$23.9M
$15.7M
Q4 24
$15.1M
$19.5M
Q3 24
$21.4M
$16.2M
Q2 24
$19.7M
$16.1M
Q1 24
$18.4M
$14.9M
Net Profit
BLFS
BLFS
OCC
OCC
Q4 25
$11.1M
$48.6K
Q3 25
$621.0K
$301.9K
Q2 25
$-15.8M
$-697.9K
Q1 25
$-448.0K
$-1.1M
Q4 24
$12.5M
$373.5K
Q3 24
$-1.7M
$-1.6M
Q2 24
$-20.7M
$-1.6M
Q1 24
$-10.2M
$-1.4M
Gross Margin
BLFS
BLFS
OCC
OCC
Q4 25
31.9%
Q3 25
31.7%
Q2 25
30.4%
Q1 25
29.4%
Q4 24
33.5%
Q3 24
24.2%
Q2 24
25.1%
Q1 24
25.0%
Operating Margin
BLFS
BLFS
OCC
OCC
Q4 25
7.2%
1.4%
Q3 25
-0.3%
2.8%
Q2 25
-65.5%
-2.4%
Q1 25
-5.1%
-5.4%
Q4 24
3.6%
3.4%
Q3 24
-2.0%
-8.2%
Q2 24
-6.6%
-8.1%
Q1 24
-17.9%
-9.4%
Net Margin
BLFS
BLFS
OCC
OCC
Q4 25
58.9%
0.2%
Q3 25
2.2%
1.5%
Q2 25
-62.3%
-4.0%
Q1 25
-1.9%
-7.0%
Q4 24
82.5%
1.9%
Q3 24
-8.0%
-9.6%
Q2 24
-105.1%
-9.9%
Q1 24
-55.4%
-9.6%
EPS (diluted)
BLFS
BLFS
OCC
OCC
Q4 25
$0.23
Q3 25
$0.01
Q2 25
$-0.33
Q1 25
$-0.01
Q4 24
$0.27
Q3 24
$-0.04
Q2 24
$-0.45
Q1 24
$-0.22
$-0.18

Balance Sheet & Financial Strength

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

Metric
BLFS
BLFS
OCC
OCC
Cash + ST InvestmentsLiquidity on hand
$33.0M
$237.5K
Total DebtLower is stronger
$5.0M
Stockholders' EquityBook value
$371.9M
$16.5M
Total Assets
$405.9M
$40.1M
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BLFS
BLFS
OCC
OCC
Q4 25
$33.0M
$237.5K
Q3 25
$29.5M
$421.4K
Q2 25
$31.9M
$894.3K
Q1 25
$66.9M
$128.3K
Q4 24
$91.5M
$244.2K
Q3 24
$24.0M
$796.7K
Q2 24
$22.0M
$1.1M
Q1 24
$29.7M
$221.0K
Total Debt
BLFS
BLFS
OCC
OCC
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
Q1 24
$24.3M
Stockholders' Equity
BLFS
BLFS
OCC
OCC
Q4 25
$371.9M
$16.5M
Q3 25
$353.7M
$18.2M
Q2 25
$347.2M
$19.1M
Q1 25
$352.6M
$19.7M
Q4 24
$348.9M
$20.8M
Q3 24
$325.5M
$20.4M
Q2 24
$321.4M
$21.8M
Q1 24
$333.4M
$23.3M
Total Assets
BLFS
BLFS
OCC
OCC
Q4 25
$405.9M
$40.1M
Q3 25
$392.1M
$40.2M
Q2 25
$387.2M
$39.1M
Q1 25
$395.1M
$37.8M
Q4 24
$399.5M
$40.4M
Q3 24
$381.7M
$37.6M
Q2 24
$375.0M
$39.9M
Q1 24
$401.6M
$40.5M
Debt / Equity
BLFS
BLFS
OCC
OCC
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×
Q1 24
0.07×

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
OCC
OCC
Operating Cash FlowLast quarter
$4.9M
$797.3K
Free Cash FlowOCF − Capex
$718.8K
FCF MarginFCF / Revenue
3.6%
Capex IntensityCapex / Revenue
0.4%
Cash ConversionOCF / Net Profit
0.44×
16.40×
TTM Free Cash FlowTrailing 4 quarters
$1.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BLFS
BLFS
OCC
OCC
Q4 25
$4.9M
$797.3K
Q3 25
$6.1M
$-2.2M
Q2 25
$7.4M
$141.4K
Q1 25
$1.7M
$2.7M
Q4 24
$1.6M
$-1.5M
Q3 24
$4.8M
$552.4K
Q2 24
$6.5M
$373.7K
Q1 24
$-4.5M
$-261.1K
Free Cash Flow
BLFS
BLFS
OCC
OCC
Q4 25
$718.8K
Q3 25
$-2.3M
Q2 25
$73.4K
Q1 25
$2.6M
Q4 24
$-1.6M
Q3 24
$475.2K
Q2 24
$218.2K
Q1 24
$-341.5K
FCF Margin
BLFS
BLFS
OCC
OCC
Q4 25
3.6%
Q3 25
-11.4%
Q2 25
0.4%
Q1 25
16.5%
Q4 24
-8.1%
Q3 24
2.9%
Q2 24
1.4%
Q1 24
-2.3%
Capex Intensity
BLFS
BLFS
OCC
OCC
Q4 25
0.4%
Q3 25
0.4%
Q2 25
0.4%
Q1 25
0.5%
Q4 24
0.3%
Q3 24
0.5%
Q2 24
1.0%
Q1 24
0.5%
Cash Conversion
BLFS
BLFS
OCC
OCC
Q4 25
0.44×
16.40×
Q3 25
9.83×
-7.29×
Q2 25
Q1 25
Q4 24
0.13×
-4.08×
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

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