Aehr Test Systems
Aehr Test Systems (Nasdaq: AEHR) designs, manufactures, markets and sells semiconductor test and burn-in equipment and related products to semiconductor manufacturers, contract assemblers, electronics manufacturers, and test and burn-in service companies. Its systems screen devices for defects and reliability at… From the company’s description.
In fiscal 2022, Aehr Test Systems reported revenue of $64.96M, up 27.8% from fiscal 2021, and net income of $14.56M. Its operating margin was 20.6%, and operations generated $10.01M in cash.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure.
What Aehr Test Systems does
In the company’s own words
Aehr Test Systems (Nasdaq: AEHR) designs, manufactures, markets and sells semiconductor test and burn-in equipment and related products to semiconductor manufacturers, contract assemblers, electronics manufacturers, and test and burn-in service companies. Its systems screen devices for defects and reliability at wafer, singulated-die, module, and packaged-device stages, serving applications that include AI and high-performance computing, power semiconductors, photonics, memory, and automotive electronics. Aehr operates as one business segment. Its wafer-level and die-level products include FOX-XP, FOX-NP and FOX-CP systems, WaferPak contactors and aligners, and DiePak carriers and loaders; package-level systems include the Sonoma, Tahoe and Echo product lines. Wafer-level product lines accounted for 63% of fiscal 2026 revenue, while package-level products accounted for 37%. The company added the Sonoma, Tahoe and Echo platforms through an acquisition in fiscal 2025. Aehr reported $50.0 million in net revenue and employed 138 full-time people in fiscal 2026. Its website is www.aehr.com.
Company details
- Sector
- Information Technology
- Industry (SIC)
- Medical Instruments
- Headquarters
- FREMONT, CA
- Fiscal year end
- December
- CIK
- 1040470
- SIC
- 3825
Financial performance, year by year
Fiscal 2011–2022 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns Aehr Test Systems — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Superinvestors in Aehr Test Systems · what they did last quarter
Share of each manager’s reported 13F portfolio. Change is in shares held, since the previous quarter.
Largest fund holders · Aehr Test Systems’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Fund ownership is a subset of institutional 13F ownership — the two describe overlapping populations and must not be added together.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
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