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Side-by-side financial comparison of KOSS CORP (KOSS) and MESOBLAST LTD (MESO). Click either name above to swap in a different company.

KOSS CORP is the larger business by last-quarter revenue ($2.9M vs $1.9M, roughly 1.5× MESOBLAST LTD). KOSS CORP runs the higher net margin — -19.8% vs -959.3%, a 939.5% gap on every dollar of revenue. On growth, MESOBLAST LTD posted the faster year-over-year revenue change (-3.6% vs -19.6%).

Koss Corporation is a company in Milwaukee, Wisconsin, US that manufactures headphones. The company created the first high-fidelity stereo headphones in 1958.

Mesoblast Limited is an Australian regenerative medicine company. It seeks to provide treatments for inflammatory ailments, cardiovascular disease, and back pain. The company is led by Silviu Itescu, who founded the company in 2004.

KOSS vs MESO — Head-to-Head

Bigger by revenue
KOSS
KOSS
1.5× larger
KOSS
$2.9M
$1.9M
MESO
Growing faster (revenue YoY)
MESO
MESO
+16.0% gap
MESO
-3.6%
-19.6%
KOSS
Higher net margin
KOSS
KOSS
939.5% more per $
KOSS
-19.8%
-959.3%
MESO

Income Statement — Q2 FY2026 vs Q3 FY2023

Metric
KOSS
KOSS
MESO
MESO
Revenue
$2.9M
$1.9M
Net Profit
$-565.4K
$-18.6M
Gross Margin
29.0%
Operating Margin
-35.5%
Net Margin
-19.8%
-959.3%
Revenue YoY
-19.6%
-3.6%
Net Profit YoY
-700.6%
12.7%
EPS (diluted)
$-0.06
$-0.03

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
KOSS
KOSS
MESO
MESO
Q4 25
$2.9M
Q3 25
$4.1M
Q2 25
$3.1M
Q1 25
$2.8M
Q4 24
$3.6M
Q3 24
$3.2M
Q2 24
$2.9M
Q1 24
$2.6M
Net Profit
KOSS
KOSS
MESO
MESO
Q4 25
$-565.4K
Q3 25
$243.7K
Q2 25
$-232.7K
Q1 25
$-316.7K
Q4 24
$94.1K
Q3 24
$-419.5K
Q2 24
$-110.4K
Q1 24
$-313.8K
Gross Margin
KOSS
KOSS
MESO
MESO
Q4 25
29.0%
Q3 25
40.0%
Q2 25
36.0%
Q1 25
39.0%
Q4 24
39.5%
Q3 24
36.6%
Q2 24
40.4%
Q1 24
31.9%
Operating Margin
KOSS
KOSS
MESO
MESO
Q4 25
-35.5%
Q3 25
-1.1%
Q2 25
-14.2%
Q1 25
-18.7%
Q4 24
-4.0%
Q3 24
-19.9%
Q2 24
-11.0%
Q1 24
-23.1%
Net Margin
KOSS
KOSS
MESO
MESO
Q4 25
-19.8%
Q3 25
6.0%
Q2 25
-7.5%
Q1 25
-11.4%
Q4 24
2.6%
Q3 24
-13.1%
Q2 24
-3.8%
Q1 24
-11.9%
EPS (diluted)
KOSS
KOSS
MESO
MESO
Q4 25
$-0.06
Q3 25
$0.03
Q2 25
$-0.02
Q1 25
$-0.03
Q4 24
$0.01
Q3 24
$-0.05
Q2 24
$-0.01
Q1 24
$-0.03

Balance Sheet & Financial Strength

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

Metric
KOSS
KOSS
MESO
MESO
Cash + ST InvestmentsLiquidity on hand
$15.5M
$48.8M
Total DebtLower is stronger
Stockholders' EquityBook value
$30.3M
$482.2M
Total Assets
$36.8M
$650.4M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KOSS
KOSS
MESO
MESO
Q4 25
$15.5M
Q3 25
$16.5M
Q2 25
$15.7M
Q1 25
$13.0M
Q4 24
$9.7M
Q3 24
$11.9M
Q2 24
$14.9M
Q1 24
$9.9M
Stockholders' Equity
KOSS
KOSS
MESO
MESO
Q4 25
$30.3M
Q3 25
$30.9M
Q2 25
$30.6M
Q1 25
$30.7M
Q4 24
$31.0M
Q3 24
$30.8M
Q2 24
$31.1M
Q1 24
$31.1M
Total Assets
KOSS
KOSS
MESO
MESO
Q4 25
$36.8M
Q3 25
$37.7M
Q2 25
$37.2M
Q1 25
$37.3M
Q4 24
$37.4M
Q3 24
$38.1M
Q2 24
$37.2M
Q1 24
$37.6M

Cash Flow & Capital Efficiency

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

Metric
KOSS
KOSS
MESO
MESO
Operating Cash FlowLast quarter
$-760.8K
$-16.3M
Free Cash FlowOCF − Capex
$-1.1M
FCF MarginFCF / Revenue
-37.5%
Capex IntensityCapex / Revenue
10.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-546.7K

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KOSS
KOSS
MESO
MESO
Q4 25
$-760.8K
Q3 25
$762.6K
Q2 25
$-534.9K
Q1 25
$370.4K
Q4 24
$-252.0K
Q3 24
$201.6K
Q2 24
$-174.0K
Q1 24
$328.6K
Free Cash Flow
KOSS
KOSS
MESO
MESO
Q4 25
$-1.1M
Q3 25
$761.5K
Q2 25
$-541.8K
Q1 25
$306.2K
Q4 24
$-314.3K
Q3 24
$-155.6K
Q2 24
$-174.8K
Q1 24
$269.3K
FCF Margin
KOSS
KOSS
MESO
MESO
Q4 25
-37.5%
Q3 25
18.7%
Q2 25
-17.6%
Q1 25
11.0%
Q4 24
-8.8%
Q3 24
-4.9%
Q2 24
-6.0%
Q1 24
10.2%
Capex Intensity
KOSS
KOSS
MESO
MESO
Q4 25
10.9%
Q3 25
0.0%
Q2 25
0.2%
Q1 25
2.3%
Q4 24
1.8%
Q3 24
11.2%
Q2 24
0.0%
Q1 24
2.3%
Cash Conversion
KOSS
KOSS
MESO
MESO
Q4 25
Q3 25
3.13×
Q2 25
Q1 25
Q4 24
-2.68×
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

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