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Side-by-side financial comparison of KOSS CORP (KOSS) and Tonix Pharmaceuticals Holding Corp. (TNXP). Click either name above to swap in a different company.
Tonix Pharmaceuticals Holding Corp. is the larger business by last-quarter revenue ($5.4M vs $2.9M, roughly 1.9× KOSS CORP). KOSS CORP runs the higher net margin — -19.8% vs -870.3%, a 850.6% gap on every dollar of revenue. On growth, Tonix Pharmaceuticals Holding Corp. posted the faster year-over-year revenue change (108.8% vs -19.6%). KOSS CORP produced more free cash flow last quarter ($-1.1M vs $-41.5M). Over the past eight quarters, Tonix Pharmaceuticals Holding Corp.'s revenue compounded faster (47.4% CAGR vs 4.2%).
Koss Corporation is a company in Milwaukee, Wisconsin, US that manufactures headphones. The company created the first high-fidelity stereo headphones in 1958.
Tonix Pharmaceuticals is a pharmaceutical company based in Chatham, New Jersey that focuses on repurposed drugs for central nervous system conditions and as of 2020 was also pursuing a vaccine for COVID-19 and a biodefense project.
KOSS vs TNXP — Head-to-Head
Income Statement — Q2 FY2026 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $2.9M | $5.4M |
| Net Profit | $-565.4K | $-46.9M |
| Gross Margin | 29.0% | 80.4% |
| Operating Margin | -35.5% | -895.8% |
| Net Margin | -19.8% | -870.3% |
| Revenue YoY | -19.6% | 108.8% |
| Net Profit YoY | -700.6% | -112.2% |
| EPS (diluted) | $-0.06 | $-4.28 |
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.
| Q4 25 | $2.9M | $5.4M | ||
| Q3 25 | $4.1M | $3.3M | ||
| Q2 25 | $3.1M | $2.0M | ||
| Q1 25 | $2.8M | $2.4M | ||
| Q4 24 | $3.6M | $2.6M | ||
| Q3 24 | $3.2M | $2.8M | ||
| Q2 24 | $2.9M | $2.2M | ||
| Q1 24 | $2.6M | $2.5M |
| Q4 25 | $-565.4K | $-46.9M | ||
| Q3 25 | $243.7K | $-32.0M | ||
| Q2 25 | $-232.7K | $-28.3M | ||
| Q1 25 | $-316.7K | $-16.8M | ||
| Q4 24 | $94.1K | $-22.1M | ||
| Q3 24 | $-419.5K | $-14.2M | ||
| Q2 24 | $-110.4K | $-78.8M | ||
| Q1 24 | $-313.8K | $-14.9M |
| Q4 25 | 29.0% | 80.4% | ||
| Q3 25 | 40.0% | 58.4% | ||
| Q2 25 | 36.0% | -63.8% | ||
| Q1 25 | 39.0% | 61.2% | ||
| Q4 24 | 39.5% | 54.2% | ||
| Q3 24 | 36.6% | 44.9% | ||
| Q2 24 | 40.4% | -52.5% | ||
| Q1 24 | 31.9% | 33.1% |
| Q4 25 | -35.5% | -895.8% | ||
| Q3 25 | -1.1% | -1005.1% | ||
| Q2 25 | -14.2% | -1416.2% | ||
| Q1 25 | -18.7% | -660.9% | ||
| Q4 24 | -4.0% | -870.6% | ||
| Q3 24 | -19.9% | -551.2% | ||
| Q2 24 | -11.0% | -3501.6% | ||
| Q1 24 | -23.1% | -860.2% |
| Q4 25 | -19.8% | -870.3% | ||
| Q3 25 | 6.0% | -972.9% | ||
| Q2 25 | -7.5% | -1415.0% | ||
| Q1 25 | -11.4% | -692.8% | ||
| Q4 24 | 2.6% | -856.2% | ||
| Q3 24 | -13.1% | -503.6% | ||
| Q2 24 | -3.8% | -3567.8% | ||
| Q1 24 | -11.9% | -601.9% |
| Q4 25 | $-0.06 | $-4.28 | ||
| Q3 25 | $0.03 | $-3.59 | ||
| Q2 25 | $-0.02 | $-3.86 | ||
| Q1 25 | $-0.03 | $-2.84 | ||
| Q4 24 | $0.01 | $2302.65 | ||
| Q3 24 | $-0.05 | $-22.68 | ||
| Q2 24 | $-0.01 | $-1920.85 | ||
| Q1 24 | $-0.03 | $-535.72 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $15.5M | $207.6M |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $30.3M | $245.2M |
| Total Assets | $36.8M | $277.2M |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $15.5M | $207.6M | ||
| Q3 25 | $16.5M | $190.1M | ||
| Q2 25 | $15.7M | $125.3M | ||
| Q1 25 | $13.0M | $131.7M | ||
| Q4 24 | $9.7M | $98.8M | ||
| Q3 24 | $11.9M | $28.2M | ||
| Q2 24 | $14.9M | $4.2M | ||
| Q1 24 | $9.9M | $7.0M |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | $8.7M | ||
| Q3 24 | — | $9.4M | ||
| Q2 24 | — | $10.1M | ||
| Q1 24 | — | $10.8M |
| Q4 25 | $30.3M | $245.2M | ||
| Q3 25 | $30.9M | $231.1M | ||
| Q2 25 | $30.6M | $168.0M | ||
| Q1 25 | $30.7M | $180.4M | ||
| Q4 24 | $31.0M | $139.6M | ||
| Q3 24 | $30.8M | $74.2M | ||
| Q2 24 | $31.1M | $42.1M | ||
| Q1 24 | $31.1M | $108.1M |
| Q4 25 | $36.8M | $277.2M | ||
| Q3 25 | $37.7M | $252.4M | ||
| Q2 25 | $37.2M | $187.4M | ||
| Q1 25 | $37.3M | $192.9M | ||
| Q4 24 | $37.4M | $162.9M | ||
| Q3 24 | $38.1M | $95.0M | ||
| Q2 24 | $37.2M | $70.3M | ||
| Q1 24 | $37.6M | $135.3M |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | 0.06× | ||
| Q3 24 | — | 0.13× | ||
| Q2 24 | — | 0.24× | ||
| Q1 24 | — | 0.10× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $-760.8K | $-39.6M |
| Free Cash FlowOCF − Capex | $-1.1M | $-41.5M |
| FCF MarginFCF / Revenue | -37.5% | -770.4% |
| Capex IntensityCapex / Revenue | 10.9% | 34.8% |
| Cash ConversionOCF / Net Profit | — | — |
| TTM Free Cash FlowTrailing 4 quarters | $-546.7K | $-103.2M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-760.8K | $-39.6M | ||
| Q3 25 | $762.6K | $-28.8M | ||
| Q2 25 | $-534.9K | $-14.8M | ||
| Q1 25 | $370.4K | $-16.6M | ||
| Q4 24 | $-252.0K | $-14.6M | ||
| Q3 24 | $201.6K | $-18.8M | ||
| Q2 24 | $-174.0K | $-9.9M | ||
| Q1 24 | $328.6K | $-17.6M |
| Q4 25 | $-1.1M | $-41.5M | ||
| Q3 25 | $761.5K | $-29.7M | ||
| Q2 25 | $-541.8K | $-15.4M | ||
| Q1 25 | $306.2K | $-16.6M | ||
| Q4 24 | $-314.3K | $-14.6M | ||
| Q3 24 | $-155.6K | $-18.8M | ||
| Q2 24 | $-174.8K | — | ||
| Q1 24 | $269.3K | $-17.7M |
| Q4 25 | -37.5% | -770.4% | ||
| Q3 25 | 18.7% | -904.1% | ||
| Q2 25 | -17.6% | -768.8% | ||
| Q1 25 | 11.0% | -682.8% | ||
| Q4 24 | -8.8% | -566.7% | ||
| Q3 24 | -4.9% | -666.5% | ||
| Q2 24 | -6.0% | — | ||
| Q1 24 | 10.2% | -712.4% |
| Q4 25 | 10.9% | 34.8% | ||
| Q3 25 | 0.0% | 29.2% | ||
| Q2 25 | 0.2% | 26.4% | ||
| Q1 25 | 2.3% | 0.2% | ||
| Q4 24 | 1.8% | 0.1% | ||
| Q3 24 | 11.2% | 0.3% | ||
| Q2 24 | 0.0% | 0.0% | ||
| Q1 24 | 2.3% | 4.4% |
| 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.
Revenue Breakdown by Segment
KOSS
Segment breakdown not available.
TNXP
| Zembrace Symtouch | $3.1M | 58% |
| Other | $2.3M | 42% |
