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Side-by-side financial comparison of KOSS CORP (KOSS) and VirTra, Inc (VTSI). Click either name above to swap in a different company.

VirTra, Inc is the larger business by last-quarter revenue ($2.9M vs $2.9M, roughly 1.0× KOSS CORP). KOSS CORP runs the higher net margin — -19.8% vs -27.2%, a 7.4% gap on every dollar of revenue. On growth, KOSS CORP posted the faster year-over-year revenue change (-19.6% vs -46.5%). KOSS CORP produced more free cash flow last quarter ($-1.1M vs $-2.1M). Over the past eight quarters, KOSS CORP's revenue compounded faster (4.2% CAGR vs -37.0%).

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

VirTra, Inc. is a global provider of highly realistic immersive training simulators and supporting curriculum, primarily serving law enforcement agencies, military units, and public safety organizations. Its scenario-based training systems are designed to enhance frontline personnel's decision-making, de-escalation skills, and on-duty operational safety.

KOSS vs VTSI — Head-to-Head

Bigger by revenue
VTSI
VTSI
1.0× larger
VTSI
$2.9M
$2.9M
KOSS
Growing faster (revenue YoY)
KOSS
KOSS
+26.9% gap
KOSS
-19.6%
-46.5%
VTSI
Higher net margin
KOSS
KOSS
7.4% more per $
KOSS
-19.8%
-27.2%
VTSI
More free cash flow
KOSS
KOSS
$1.0M more FCF
KOSS
$-1.1M
$-2.1M
VTSI
Faster 2-yr revenue CAGR
KOSS
KOSS
Annualised
KOSS
4.2%
-37.0%
VTSI

Income Statement — Q2 FY2026 vs Q4 FY2025

Metric
KOSS
KOSS
VTSI
VTSI
Revenue
$2.9M
$2.9M
Net Profit
$-565.4K
$-792.4K
Gross Margin
29.0%
57.5%
Operating Margin
-35.5%
-47.9%
Net Margin
-19.8%
-27.2%
Revenue YoY
-19.6%
-46.5%
Net Profit YoY
-700.6%
10.8%
EPS (diluted)
$-0.06
$-0.08

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
VTSI
VTSI
Q4 25
$2.9M
$2.9M
Q3 25
$4.1M
$5.3M
Q2 25
$3.1M
$7.0M
Q1 25
$2.8M
$7.2M
Q4 24
$3.6M
$5.4M
Q3 24
$3.2M
$7.5M
Q2 24
$2.9M
$6.1M
Q1 24
$2.6M
$7.3M
Net Profit
KOSS
KOSS
VTSI
VTSI
Q4 25
$-565.4K
$-792.4K
Q3 25
$243.7K
$-388.6K
Q2 25
$-232.7K
$175.3K
Q1 25
$-316.7K
$1.3M
Q4 24
$94.1K
$-888.3K
Q3 24
$-419.5K
$583.1K
Q2 24
$-110.4K
$1.2M
Q1 24
$-313.8K
$468.2K
Gross Margin
KOSS
KOSS
VTSI
VTSI
Q4 25
29.0%
57.5%
Q3 25
40.0%
65.8%
Q2 25
36.0%
69.0%
Q1 25
39.0%
72.6%
Q4 24
39.5%
67.5%
Q3 24
36.6%
73.5%
Q2 24
40.4%
90.9%
Q1 24
31.9%
64.2%
Operating Margin
KOSS
KOSS
VTSI
VTSI
Q4 25
-35.5%
-47.9%
Q3 25
-1.1%
-8.4%
Q2 25
-14.2%
13.1%
Q1 25
-18.7%
19.1%
Q4 24
-4.0%
-9.9%
Q3 24
-19.9%
10.1%
Q2 24
-11.0%
18.6%
Q1 24
-23.1%
8.9%
Net Margin
KOSS
KOSS
VTSI
VTSI
Q4 25
-19.8%
-27.2%
Q3 25
6.0%
-7.3%
Q2 25
-7.5%
2.5%
Q1 25
-11.4%
17.7%
Q4 24
2.6%
-16.3%
Q3 24
-13.1%
7.8%
Q2 24
-3.8%
19.8%
Q1 24
-11.9%
6.4%
EPS (diluted)
KOSS
KOSS
VTSI
VTSI
Q4 25
$-0.06
$-0.08
Q3 25
$0.03
$-0.03
Q2 25
$-0.02
$0.02
Q1 25
$-0.03
$0.11
Q4 24
$0.01
$-0.08
Q3 24
$-0.05
$0.05
Q2 24
$-0.01
$0.11
Q1 24
$-0.03
$0.04

Balance Sheet & Financial Strength

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

Metric
KOSS
KOSS
VTSI
VTSI
Cash + ST InvestmentsLiquidity on hand
$15.5M
$18.6M
Total DebtLower is stronger
$7.5M
Stockholders' EquityBook value
$30.3M
$45.6M
Total Assets
$36.8M
$65.1M
Debt / EquityLower = less leverage
0.17×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KOSS
KOSS
VTSI
VTSI
Q4 25
$15.5M
$18.6M
Q3 25
$16.5M
$20.8M
Q2 25
$15.7M
$20.7M
Q1 25
$13.0M
$17.6M
Q4 24
$9.7M
$18.0M
Q3 24
$11.9M
$19.7M
Q2 24
$14.9M
$18.4M
Q1 24
$9.9M
$22.4M
Total Debt
KOSS
KOSS
VTSI
VTSI
Q4 25
$7.5M
Q3 25
Q2 25
Q1 25
Q4 24
$7.8M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
KOSS
KOSS
VTSI
VTSI
Q4 25
$30.3M
$45.6M
Q3 25
$30.9M
$46.3M
Q2 25
$30.6M
$46.8M
Q1 25
$30.7M
$46.5M
Q4 24
$31.0M
$45.2M
Q3 24
$30.8M
$45.7M
Q2 24
$31.1M
$44.9M
Q1 24
$31.1M
$43.5M
Total Assets
KOSS
KOSS
VTSI
VTSI
Q4 25
$36.8M
$65.1M
Q3 25
$37.7M
$66.2M
Q2 25
$37.2M
$67.4M
Q1 25
$37.3M
$66.8M
Q4 24
$37.4M
$65.0M
Q3 24
$38.1M
$66.1M
Q2 24
$37.2M
$66.0M
Q1 24
$37.6M
$69.4M
Debt / Equity
KOSS
KOSS
VTSI
VTSI
Q4 25
0.17×
Q3 25
Q2 25
Q1 25
Q4 24
0.17×
Q3 24
Q2 24
Q1 24

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
VTSI
VTSI
Operating Cash FlowLast quarter
$-760.8K
$-1.5M
Free Cash FlowOCF − Capex
$-1.1M
$-2.1M
FCF MarginFCF / Revenue
-37.5%
-72.5%
Capex IntensityCapex / Revenue
10.9%
21.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-546.7K
$2.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KOSS
KOSS
VTSI
VTSI
Q4 25
$-760.8K
$-1.5M
Q3 25
$762.6K
$36.3K
Q2 25
$-534.9K
$6.0M
Q1 25
$370.4K
$65.7K
Q4 24
$-252.0K
$-908.7K
Q3 24
$201.6K
$897.7K
Q2 24
$-174.0K
$-3.9M
Q1 24
$328.6K
$5.1M
Free Cash Flow
KOSS
KOSS
VTSI
VTSI
Q4 25
$-1.1M
$-2.1M
Q3 25
$761.5K
$-61.2K
Q2 25
$-541.8K
$5.4M
Q1 25
$306.2K
$-362.7K
Q4 24
$-314.3K
$-1.1M
Q3 24
$-155.6K
$814.2K
Q2 24
$-174.8K
$-3.9M
Q1 24
$269.3K
$3.6M
FCF Margin
KOSS
KOSS
VTSI
VTSI
Q4 25
-37.5%
-72.5%
Q3 25
18.7%
-1.1%
Q2 25
-17.6%
77.6%
Q1 25
11.0%
-5.1%
Q4 24
-8.8%
-19.5%
Q3 24
-4.9%
10.9%
Q2 24
-6.0%
-64.7%
Q1 24
10.2%
48.9%
Capex Intensity
KOSS
KOSS
VTSI
VTSI
Q4 25
10.9%
21.2%
Q3 25
0.0%
1.8%
Q2 25
0.2%
8.1%
Q1 25
2.3%
6.0%
Q4 24
1.8%
2.8%
Q3 24
11.2%
1.1%
Q2 24
0.0%
1.0%
Q1 24
2.3%
21.1%
Cash Conversion
KOSS
KOSS
VTSI
VTSI
Q4 25
Q3 25
3.13×
Q2 25
34.12×
Q1 25
0.05×
Q4 24
-2.68×
Q3 24
1.54×
Q2 24
-3.22×
Q1 24
10.97×

Financial Flow Comparison

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

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