Aehr Test Systems (AEHR) vs Cohu, Inc. (COHU)
A side-by-side comparison of Aehr Test Systems and Cohu, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.
AEHR
Aehr Test Systems
$99.34TechnologyDelayed quote: Oct 6, 2026, 1:10 PM EDT
COHU
Cohu, Inc.
$72.63TechnologyDelayed quote: Oct 6, 2026, 1:05 PM EDT
Total return — AEHR vs COHU
growth of $100 · dividends reinvested · last 10yAEHR +3451.0% (+42.9%/yr)COHU +557.8% (+20.7%/yr)AEHR compounded faster over this window
Log scale — wide-divergence pair
AEHR COHU
AEHR vs COHU: by the numbers
- •COHU is the larger company ($3.43B vs $3.24B market cap).
- •Both run net losses; COHU's is the smaller (-7.43% vs -14.00% net margin).
- •AEHR grew revenue faster over the past five years (30.24% vs -8.69% CAGR).
Metrics side by side
Valuation
| Metric | AEHR | COHU |
|---|---|---|
| Forward P/E | 131.06 | 76.46 |
| P/S ratio | 63.64 | 6.56 |
| P/B ratio | 14.76 | 4.42 |
| EV / EBITDA | N/A | 272.72 |
| FCF yield | N/A | 1.02% |
Profitability
| Metric | AEHR | COHU |
|---|---|---|
| Gross margin | 34.67% | 39.20% |
| Operating margin | -27.80% | -6.40% |
| Net margin | -14.00% | -7.43% |
| ROE | -3.25% | -5.01% |
| ROIC | -6.17% | -2.95% |
Growth (annualized)
| Metric | AEHR | COHU |
|---|---|---|
| Revenue CAGR (5Y) | 30.24% | -8.69% |
| FCF CAGR (5Y) | N/A | -8.97% |
| Total return CAGR (5Y) | 50.07% | 18.76% |
Frequently asked
- Which has grown faster, AEHR or COHU?
- Over the past five years, AEHR grew revenue faster — AEHR at a 30.24% CAGR versus COHU at -8.69%.
- How have AEHR and COHU total returns compared?
- Over the past 10 years, AEHR delivered 42.91% and COHU delivered 20.87% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
Aehr Test Systems ROECohu ROEAehr Test Systems operating marginCohu operating marginAehr Test Systems revenue growthCohu revenue growthAehr Test Systems free cash flowCohu free cash flow
Aehr Test Systems & Cohu appear in these rankings
Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified October 6, 2026.