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Side-by-side financial comparison of VirnetX Holding Corp (VHC) and Zscaler, Inc. (ZS), based on the latest 10-Q / 10-K filings. Click either name above to swap in a different company.
Zscaler, Inc. is the larger business by last-quarter revenue ($788.1M vs $56.0K, roughly 14073.4× VirnetX Holding Corp). Zscaler, Inc. runs the higher net margin — -11744.6% vs -1.5%, a 11743.2% gap on every dollar of revenue. Over the past eight quarters, VirnetX Holding Corp's revenue compounded faster (429.2% CAGR vs 22.5%).
VirnetX is a publicly traded Internet security software and technology company based in Zephyr Cove, Nevada. Founded in 2005, its patent portfolio includes U.S. and international patents in areas such as DNS and network communication.
Zscaler, Inc. is an American cloud security company based in San Jose, California. The company offers cloud-based services to protect enterprise networks and data.
VHC vs ZS — Head-to-Head
Income Statement — Q4 2025 vs Q1 2026
| Metric | | |
|---|---|---|
| Revenue | $56.0K | $788.1M |
| Net Profit | $-6.6M | $-11.6M |
| Gross Margin | — | 76.6% |
| Operating Margin | -12151.8% | -4.6% |
| Net Margin | -11744.6% | -1.5% |
| Revenue YoY | — | 25.5% |
| Net Profit YoY | -5.8% | 3.6% |
| EPS (diluted) | $-1.82 | $-0.07 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align — see 8-quarter trend below.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history — bar widths are scaled to the larger of the two companies so you can eyeball the size gap and growth trajectory without doing math. Quarters aligned by calendar period (report date) so offset fiscal years line up.
| Q4 25 | $56.0K | $788.1M | ||
| Q3 25 | $58.0K | $719.2M | ||
| Q2 25 | $48.0K | $678.0M | ||
| Q1 25 | $0 | $647.9M | ||
| Q4 24 | $0 | $628.0M | ||
| Q3 24 | $2.0K | $592.9M | ||
| Q2 24 | $1.0K | $553.2M | ||
| Q1 24 | $2.0K | $525.0M |
| Q4 25 | $-6.6M | $-11.6M | ||
| Q3 25 | $-4.3M | $-17.6M | ||
| Q2 25 | $-3.6M | $-4.1M | ||
| Q1 25 | $-3.7M | $-7.7M | ||
| Q4 24 | $-6.2M | $-12.1M | ||
| Q3 24 | $-3.8M | $-14.9M | ||
| Q2 24 | $-3.8M | $19.1M | ||
| Q1 24 | $-4.3M | $-28.5M |
| Q4 25 | — | 76.6% | ||
| Q3 25 | — | 76.1% | ||
| Q2 25 | — | 77.0% | ||
| Q1 25 | — | 77.1% | ||
| Q4 24 | — | 77.5% | ||
| Q3 24 | — | 78.0% | ||
| Q2 24 | — | 78.6% | ||
| Q1 24 | — | 77.7% |
| Q4 25 | -12151.8% | -4.6% | ||
| Q3 25 | -8006.9% | -4.5% | ||
| Q2 25 | -8216.7% | -3.7% | ||
| Q1 25 | — | -6.2% | ||
| Q4 24 | — | -4.9% | ||
| Q3 24 | -219350.0% | -4.5% | ||
| Q2 24 | -441500.0% | -0.5% | ||
| Q1 24 | -246300.0% | -8.7% |
| Q4 25 | -11744.6% | -1.5% | ||
| Q3 25 | -7496.6% | -2.4% | ||
| Q2 25 | -7543.8% | -0.6% | ||
| Q1 25 | — | -1.2% | ||
| Q4 24 | — | -1.9% | ||
| Q3 24 | -191950.0% | -2.5% | ||
| Q2 24 | -383000.0% | 3.5% | ||
| Q1 24 | -214550.0% | -5.4% |
| Q4 25 | $-1.82 | $-0.07 | ||
| Q3 25 | $-1.18 | $-0.11 | ||
| Q2 25 | $-0.99 | $-0.03 | ||
| Q1 25 | $-1.01 | $-0.05 | ||
| Q4 24 | $-1.72 | $-0.08 | ||
| Q3 24 | $-1.07 | $-0.09 | ||
| Q2 24 | $-1.07 | $0.12 | ||
| Q1 24 | $-1.19 | $-0.19 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest filing — the kind of financial-strength check premium terminals charge for.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $15.5M | $1.3B |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $22.5M | $2.0B |
| Total Assets | $31.1M | $6.5B |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period so offset fiscal years match up.
| Q4 25 | $15.5M | $1.3B | ||
| Q3 25 | $17.1M | $2.4B | ||
| Q2 25 | $17.3M | $2.0B | ||
| Q1 25 | $23.2M | $1.8B | ||
| Q4 24 | $23.3M | $1.6B | ||
| Q3 24 | $25.1M | $1.4B | ||
| Q2 24 | $26.3M | $1.3B | ||
| Q1 24 | $27.6M | $1.4B |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | $1.1B | ||
| Q1 25 | — | $1.1B | ||
| Q4 24 | — | $1.1B | ||
| Q3 24 | — | $1.1B | ||
| Q2 24 | — | $1.1B | ||
| Q1 24 | — | $1.1B |
| Q4 25 | $22.5M | $2.0B | ||
| Q3 25 | $29.3M | $1.8B | ||
| Q2 25 | $33.2M | $1.8B | ||
| Q1 25 | $36.4M | $1.6B | ||
| Q4 24 | $39.6M | $1.4B | ||
| Q3 24 | $45.5M | $1.3B | ||
| Q2 24 | $48.8M | $1.1B | ||
| Q1 24 | $52.2M | $958.9M |
| Q4 25 | $31.1M | $6.5B | ||
| Q3 25 | $38.0M | $6.4B | ||
| Q2 25 | $41.8M | $5.3B | ||
| Q1 25 | $45.1M | $5.0B | ||
| Q4 24 | $49.6M | $4.7B | ||
| Q3 24 | $55.6M | $4.7B | ||
| Q2 24 | $58.9M | $4.2B | ||
| Q1 24 | $62.3M | $3.9B |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | 0.64× | ||
| Q1 25 | — | 0.71× | ||
| Q4 24 | — | 0.80× | ||
| Q3 24 | — | 0.90× | ||
| Q2 24 | — | 1.04× | ||
| Q1 24 | — | 1.19× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Net income can be massaged; cash flow is harder to fake.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $-5.8M | $448.3M |
| Free Cash FlowOCF − Capex | — | $431.0M |
| FCF MarginFCF / Revenue | — | 54.7% |
| Capex IntensityCapex / Revenue; lower = less reinvestment burden | — | 2.2% |
| Cash ConversionOCF / Net Profit; >1× = earnings back up with cash | — | — |
| TTM Free Cash FlowTrailing 4 quarters | — | $924.9M |
8-quarter trend — quarters aligned by calendar period so offset fiscal years match up.
| Q4 25 | $-5.8M | $448.3M | ||
| Q3 25 | $-3.0M | $250.6M | ||
| Q2 25 | $-2.9M | $211.1M | ||
| Q1 25 | $-3.9M | $179.4M | ||
| Q4 24 | $-5.5M | $331.3M | ||
| Q3 24 | $-3.2M | $203.6M | ||
| Q2 24 | $-3.1M | $173.4M | ||
| Q1 24 | $-3.5M | $142.1M |
| Q4 25 | — | $431.0M | ||
| Q3 25 | $-3.0M | $190.6M | ||
| Q2 25 | — | $138.9M | ||
| Q1 25 | — | $164.4M | ||
| Q4 24 | — | $314.3M | ||
| Q3 24 | — | $154.2M | ||
| Q2 24 | — | $137.8M | ||
| Q1 24 | — | $111.2M |
| Q4 25 | — | 54.7% | ||
| Q3 25 | -5208.6% | 26.5% | ||
| Q2 25 | — | 20.5% | ||
| Q1 25 | — | 25.4% | ||
| Q4 24 | — | 50.1% | ||
| Q3 24 | — | 26.0% | ||
| Q2 24 | — | 24.9% | ||
| Q1 24 | — | 21.2% |
| Q4 25 | — | 2.2% | ||
| Q3 25 | 29.3% | 8.3% | ||
| Q2 25 | — | 10.6% | ||
| Q1 25 | — | 2.3% | ||
| Q4 24 | — | 2.7% | ||
| Q3 24 | 0.0% | 8.3% | ||
| Q2 24 | — | 6.4% | ||
| Q1 24 | — | 5.9% |
| Q4 25 | — | — | ||
| Q3 25 | — | — | ||
| Q2 25 | — | — | ||
| Q1 25 | — | — | ||
| Q4 24 | — | — | ||
| Q3 24 | — | — | ||
| Q2 24 | — | 9.07× | ||
| Q1 24 | — | — |
Financial Flow Comparison
Sankey diagram of revenue → gross profit → operating profit → net profit for each company. Charts shown full-width and stacked so both segment hierarchies are readable side-by-side on desktop and mobile.