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Side-by-side financial comparison of KOPIN CORP (KOPN) and Protalix BioTherapeutics, Inc. (PLX). Click either name above to swap in a different company.
Protalix BioTherapeutics, Inc. is the larger business by last-quarter revenue ($9.1M vs $8.4M, roughly 1.1× KOPIN CORP). KOPIN CORP runs the higher net margin — 81.3% vs -60.3%, a 141.7% gap on every dollar of revenue. On growth, KOPIN CORP posted the faster year-over-year revenue change (-42.9% vs -49.9%). Over the past eight quarters, Protalix BioTherapeutics, Inc.'s revenue compounded faster (-6.7% CAGR vs -8.7%).
The Kopin Corporation is a Westborough, Massachusetts-based electronics manufacturer, best known for its microdisplay devices and application specific optical solutions for defense, enterprise, medical and consumer mobile electronics.
Protalix BioTherapeutics is an Israeli pharmaceutical company that manufactures a plant-based enzyme, taliglucerase alfa, which has received U.S. Food and Drug Administration approval for the treatment of Gaucher disease.
KOPN vs PLX — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $8.4M | $9.1M |
| Net Profit | $6.8M | $-5.5M |
| Gross Margin | — | 49.4% |
| Operating Margin | -60.0% | -51.1% |
| Net Margin | 81.3% | -60.3% |
| Revenue YoY | -42.9% | -49.9% |
| Net Profit YoY | 449.5% | -184.8% |
| EPS (diluted) | $0.04 | $-0.06 |
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 | $8.4M | $9.1M | ||
| Q3 25 | $12.0M | $17.9M | ||
| Q2 25 | $8.5M | $15.7M | ||
| Q1 25 | $10.5M | $10.1M | ||
| Q4 24 | $14.6M | $18.2M | ||
| Q3 24 | $13.3M | $18.0M | ||
| Q2 24 | $12.3M | $13.5M | ||
| Q1 24 | $10.0M | — |
| Q4 25 | $6.8M | $-5.5M | ||
| Q3 25 | $4.1M | $2.4M | ||
| Q2 25 | $-5.2M | $164.0K | ||
| Q1 25 | $-3.1M | $-3.6M | ||
| Q4 24 | $-1.9M | $6.5M | ||
| Q3 24 | $-3.5M | $3.2M | ||
| Q2 24 | $-5.9M | $-2.2M | ||
| Q1 24 | $-32.5M | — |
| Q4 25 | — | 49.4% | ||
| Q3 25 | — | 53.4% | ||
| Q2 25 | — | 62.5% | ||
| Q1 25 | — | 19.1% | ||
| Q4 24 | — | 78.7% | ||
| Q3 24 | — | 53.4% | ||
| Q2 24 | — | 29.8% | ||
| Q1 24 | — | — |
| Q4 25 | -60.0% | -51.1% | ||
| Q3 25 | 37.9% | 11.9% | ||
| Q2 25 | -64.6% | 7.5% | ||
| Q1 25 | -37.1% | -41.0% | ||
| Q4 24 | -15.1% | 39.6% | ||
| Q3 24 | -21.0% | 22.2% | ||
| Q2 24 | -44.2% | -18.0% | ||
| Q1 24 | -325.4% | — |
| Q4 25 | 81.3% | -60.3% | ||
| Q3 25 | 34.1% | 13.2% | ||
| Q2 25 | -61.1% | 1.0% | ||
| Q1 25 | -29.5% | -35.8% | ||
| Q4 24 | -13.3% | 35.6% | ||
| Q3 24 | -26.0% | 18.0% | ||
| Q2 24 | -48.0% | -16.4% | ||
| Q1 24 | -324.4% | — |
| Q4 25 | $0.04 | $-0.06 | ||
| Q3 25 | $0.02 | $0.03 | ||
| Q2 25 | $-0.03 | $0.00 | ||
| Q1 25 | $-0.02 | $-0.05 | ||
| Q4 24 | $0.02 | $0.10 | ||
| Q3 24 | $-0.03 | $0.03 | ||
| Q2 24 | $-0.05 | $-0.03 | ||
| Q1 24 | $-0.27 | — |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $36.4M | $14.7M |
| Total DebtLower is stronger | — | — |
| Stockholders' EquityBook value | $64.1M | $48.2M |
| Total Assets | $108.4M | $82.3M |
| Debt / EquityLower = less leverage | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $36.4M | $14.7M | ||
| Q3 25 | $26.5M | $13.6M | ||
| Q2 25 | $26.8M | $17.9M | ||
| Q1 25 | $31.5M | $19.5M | ||
| Q4 24 | $35.6M | $19.8M | ||
| Q3 24 | $36.2M | $27.4M | ||
| Q2 24 | $17.6M | $23.4M | ||
| Q1 24 | $21.1M | — |
| Q4 25 | $64.1M | $48.2M | ||
| Q3 25 | $21.3M | $52.9M | ||
| Q2 25 | $16.0M | $49.9M | ||
| Q1 25 | $20.7M | $45.2M | ||
| Q4 24 | $23.3M | $43.2M | ||
| Q3 24 | $22.7M | $32.4M | ||
| Q2 24 | $-216.3K | $28.6M | ||
| Q1 24 | $4.9M | — |
| Q4 25 | $108.4M | $82.3M | ||
| Q3 25 | $61.2M | $82.3M | ||
| Q2 25 | $61.2M | $78.5M | ||
| Q1 25 | $65.0M | $73.9M | ||
| Q4 24 | $70.8M | $73.4M | ||
| Q3 24 | $70.6M | $61.6M | ||
| Q2 24 | $49.0M | $91.5M | ||
| Q1 24 | $51.3M | — |
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 | $-7.9M | $2.0M |
| Free Cash FlowOCF − Capex | — | $1.6M |
| FCF MarginFCF / Revenue | — | 17.8% |
| Capex IntensityCapex / Revenue | — | 4.4% |
| Cash ConversionOCF / Net Profit | -1.15× | — |
| TTM Free Cash FlowTrailing 4 quarters | — | $-13.6M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $-7.9M | $2.0M | ||
| Q3 25 | $-110.4K | $-3.7M | ||
| Q2 25 | $-4.2M | $-5.2M | ||
| Q1 25 | $-3.4M | $-5.1M | ||
| Q4 24 | $-1.6M | $4.0M | ||
| Q3 24 | $-6.5M | $4.1M | ||
| Q2 24 | $-3.1M | $-3.6M | ||
| Q1 24 | $-3.1M | — |
| Q4 25 | — | $1.6M | ||
| Q3 25 | — | $-4.2M | ||
| Q2 25 | $-4.9M | $-5.7M | ||
| Q1 25 | $-3.9M | $-5.4M | ||
| Q4 24 | $-2.1M | $3.6M | ||
| Q3 24 | $-6.5M | $4.0M | ||
| Q2 24 | $-3.1M | $-3.8M | ||
| Q1 24 | $-3.4M | — |
| Q4 25 | — | 17.8% | ||
| Q3 25 | — | -23.7% | ||
| Q2 25 | -57.9% | -36.2% | ||
| Q1 25 | -37.1% | -53.0% | ||
| Q4 24 | -14.2% | 19.6% | ||
| Q3 24 | -48.6% | 22.4% | ||
| Q2 24 | -25.5% | -28.1% | ||
| Q1 24 | -33.4% | — |
| Q4 25 | — | 4.4% | ||
| Q3 25 | — | 2.8% | ||
| Q2 25 | 8.7% | 2.8% | ||
| Q1 25 | 4.7% | 3.0% | ||
| Q4 24 | 3.4% | 2.3% | ||
| Q3 24 | 0.1% | 0.5% | ||
| Q2 24 | 0.5% | 1.3% | ||
| Q1 24 | 2.4% | — |
| Q4 25 | -1.15× | — | ||
| Q3 25 | -0.03× | -1.58× | ||
| Q2 25 | — | -31.91× | ||
| Q1 25 | — | — | ||
| Q4 24 | — | 0.61× | ||
| Q3 24 | — | 1.27× | ||
| Q2 24 | — | — | ||
| Q1 24 | — | — |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
KOPN
| Net Product Revenues | $5.6M | 67% |
| Other | $2.7M | 33% |
PLX
| Products | $8.7M | 95% |
| Other | $428.0K | 5% |
