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Side-by-side financial comparison of KOPIN CORP (KOPN) and Verastem, Inc. (VSTM). Click either name above to swap in a different company.

Verastem, Inc. is the larger business by last-quarter revenue ($11.2M vs $8.4M, roughly 1.3× KOPIN CORP). KOPIN CORP runs the higher net margin — 81.3% vs -876.3%, a 957.7% gap on every dollar of revenue.

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.

Verastem, Inc., doing business as Verastem Oncology, is an American pharmaceutical company that develops medicines to treat certain cancers. Headquartered and founded in Boston, Massachusetts, the firm is a member of NASDAQ Biotechnology Index.

KOPN vs VSTM — Head-to-Head

Bigger by revenue
VSTM
VSTM
1.3× larger
VSTM
$11.2M
$8.4M
KOPN
Higher net margin
KOPN
KOPN
957.7% more per $
KOPN
81.3%
-876.3%
VSTM

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
KOPN
KOPN
VSTM
VSTM
Revenue
$8.4M
$11.2M
Net Profit
$6.8M
$-98.5M
Gross Margin
Operating Margin
-60.0%
-362.2%
Net Margin
81.3%
-876.3%
Revenue YoY
-42.9%
Net Profit YoY
449.5%
-311.1%
EPS (diluted)
$0.04
$-1.35

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
KOPN
KOPN
VSTM
VSTM
Q4 25
$8.4M
Q3 25
$12.0M
$11.2M
Q2 25
$8.5M
$2.1M
Q1 25
$10.5M
Q4 24
$14.6M
Q3 24
$13.3M
$0
Q2 24
$12.3M
$10.0M
Q1 24
$10.0M
Net Profit
KOPN
KOPN
VSTM
VSTM
Q4 25
$6.8M
Q3 25
$4.1M
$-98.5M
Q2 25
$-5.2M
$-25.9M
Q1 25
$-3.1M
Q4 24
$-1.9M
Q3 24
$-3.5M
$-24.0M
Q2 24
$-5.9M
$-8.3M
Q1 24
$-32.5M
Operating Margin
KOPN
KOPN
VSTM
VSTM
Q4 25
-60.0%
Q3 25
37.9%
-362.2%
Q2 25
-64.6%
-2047.9%
Q1 25
-37.1%
Q4 24
-15.1%
Q3 24
-21.0%
Q2 24
-44.2%
-182.8%
Q1 24
-325.4%
Net Margin
KOPN
KOPN
VSTM
VSTM
Q4 25
81.3%
Q3 25
34.1%
-876.3%
Q2 25
-61.1%
-1213.6%
Q1 25
-29.5%
Q4 24
-13.3%
Q3 24
-26.0%
Q2 24
-48.0%
-82.6%
Q1 24
-324.4%
EPS (diluted)
KOPN
KOPN
VSTM
VSTM
Q4 25
$0.04
Q3 25
$0.02
$-1.35
Q2 25
$-0.03
$-0.62
Q1 25
$-0.02
Q4 24
$0.02
Q3 24
$-0.03
$-0.60
Q2 24
$-0.05
$-0.31
Q1 24
$-0.27

Balance Sheet & Financial Strength

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

Metric
KOPN
KOPN
VSTM
VSTM
Cash + ST InvestmentsLiquidity on hand
$36.4M
$137.7M
Total DebtLower is stronger
Stockholders' EquityBook value
$64.1M
$-15.5M
Total Assets
$108.4M
$176.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KOPN
KOPN
VSTM
VSTM
Q4 25
$36.4M
Q3 25
$26.5M
$137.7M
Q2 25
$26.8M
$164.3M
Q1 25
$31.5M
Q4 24
$35.6M
Q3 24
$36.2M
$113.2M
Q2 24
$17.6M
$83.4M
Q1 24
$21.1M
Total Debt
KOPN
KOPN
VSTM
VSTM
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
$40.5M
Q2 24
$40.3M
Q1 24
Stockholders' Equity
KOPN
KOPN
VSTM
VSTM
Q4 25
$64.1M
Q3 25
$21.3M
$-15.5M
Q2 25
$16.0M
$36.1M
Q1 25
$20.7M
Q4 24
$23.3M
Q3 24
$22.7M
$11.1M
Q2 24
$-216.3K
$18.9M
Q1 24
$4.9M
Total Assets
KOPN
KOPN
VSTM
VSTM
Q4 25
$108.4M
Q3 25
$61.2M
$176.9M
Q2 25
$61.2M
$196.3M
Q1 25
$65.0M
Q4 24
$70.8M
Q3 24
$70.6M
$126.4M
Q2 24
$49.0M
$105.7M
Q1 24
$51.3M
Debt / Equity
KOPN
KOPN
VSTM
VSTM
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
3.66×
Q2 24
2.14×
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
KOPN
KOPN
VSTM
VSTM
Operating Cash FlowLast quarter
$-7.9M
$-36.2M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
-1.15×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KOPN
KOPN
VSTM
VSTM
Q4 25
$-7.9M
Q3 25
$-110.4K
$-36.2M
Q2 25
$-4.2M
$-32.7M
Q1 25
$-3.4M
Q4 24
$-1.6M
Q3 24
$-6.5M
$-23.8M
Q2 24
$-3.1M
$-27.6M
Q1 24
$-3.1M
Free Cash Flow
KOPN
KOPN
VSTM
VSTM
Q4 25
Q3 25
Q2 25
$-4.9M
Q1 25
$-3.9M
Q4 24
$-2.1M
Q3 24
$-6.5M
Q2 24
$-3.1M
$-27.6M
Q1 24
$-3.4M
FCF Margin
KOPN
KOPN
VSTM
VSTM
Q4 25
Q3 25
Q2 25
-57.9%
Q1 25
-37.1%
Q4 24
-14.2%
Q3 24
-48.6%
Q2 24
-25.5%
-275.8%
Q1 24
-33.4%
Capex Intensity
KOPN
KOPN
VSTM
VSTM
Q4 25
Q3 25
Q2 25
8.7%
Q1 25
4.7%
Q4 24
3.4%
Q3 24
0.1%
Q2 24
0.5%
0.1%
Q1 24
2.4%
Cash Conversion
KOPN
KOPN
VSTM
VSTM
Q4 25
-1.15×
Q3 25
-0.03×
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

KOPN
KOPN

Net Product Revenues$5.6M67%
Other$2.7M33%

VSTM
VSTM

Segment breakdown not available.

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