AEHR vs COHU
AEHR: Aehr Test Systems provides specialized wafer-level and singulated-die test and burn-in solutions essential for enhancing the reliability of next-generation power semiconductors and optical devices. COHU: Cohu supplies test automation, inspection, and analytics solutions that optimize semiconductor manufacturing yield and productivity for the global chip industry's shift toward AI and advanced computing.
Side-by-side fundamentals
| Metric | AEHR | COHU | Edge |
|---|---|---|---|
| Price as of 2026-07-22 close | $93.54 | $55.01 | |
| Market cap as of 2026-07-23 | $3.2B | $2.6B | |
| PEG as of 2026-07-23 | -5.03 | n/a | |
| Net margin as of 2026-07-23 | -25.2% | -11.5% | COHU higher |
| Gross margin as of 2026-07-23 | +30.7% | +43.5% | COHU higher |
| Operating margin as of 2026-07-23 | -35.7% | -10.7% | COHU higher |
| ROE as of 2026-07-23 | -8.9% | -6.9% | COHU higher |
| ROA as of 2026-07-23 | -7.6% | -4.9% | COHU higher |
| Debt / equity as of 2026-07-23 | 0.00 | 0.38 | AEHR lower |
| Revenue growth (YoY) as of 2026-07-23 | -26.4% | +23.1% | COHU higher |
| Revenue CAGR (3y) SEC XBRL | +5.1% | +3.7% | AEHR higher |
| Dividend streak (yrs) SEC XBRL | n/a | 1 | |
| Beta as of 2026-07-23 | 3.10 | 1.59 | |
| 1-year return as of 2026-07-22 close | +365.4% | +179.7% | AEHR higher |
Fundamentals: Finnhub, as of 2026-07-23. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-07-22.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.