Aehr Test Systems, Inc. provides test solutions for testing, burn-in, and semiconductor devices at wafer level, singulated die, and package level in the United States, Asia, Europe, and the Middle East. The company offers FOX-XP and FOX-NP systems, which are full wafer contact and singulated die/module test and burn-in systems that test, burn-in, and stabilize a range of devices, including silicon carbide-based (SIC) and gallium nitride (GAN) power semiconductors; 2D and 3D sensors used in mobile phones, tablets, and other computing devices; memory semiconductors; processors; microcontrollers; systems-on-a-chip; and photonics and integrated optical devices used in AI. It also provides the FOX-CP system, a single-wafer compact test solution for logic, memory, and photonic devices; and the FOX WaferPak Contactor, a full wafer contactor capable of testing wafers up to 300mm that enables integrated circuit manufacturers to perform test, burn-in, and stabilization of full wafers on the FOX-P systems. In addition, the company offers the FOX DiePak Carrier, which allows testing, burn-in, and stabilization of singulated bare die and modules; FOX WaferPak Aligner; and FOX DiePak Loader. Further, it provides system installation and repair, applications engineering support, spare parts inventories, customer training, and documentation services. The company sells its products in the United States, Germany, Japan, the Philippines, and Taiwan through distributors and sales representatives. It serves semiconductor manufacturers, semiconductor contract assemblies, electronics manufacturers, and burn-in and test service companies. Aehr Test Systems, Inc. was incorporated in 1977 and is headquartered in Fremont, California.

Aehr Test Systems (AEHR) Stock Price & Market Analysis
AEHR · NASDAQ · Semiconductor Equipment & Materials
$98.49
▼ -$5.90(-5.65%)4:00 PM ET - vs previous closeQuote as of Sep 28, 2026, 4:00 PM EDT
NASDAQ market is closed. Showing the latest available regular-session trade from Sep 28, 2026, 4:00 PM EDT.
Yahoo Finance · latest regular-session print · as of Sep 28, 2026, 4:00 PM EDT · delay not stated · current source
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Session market context
- AEHRStock · vs previous close
- ↓ -5.65%
- SOXXSemiconductor ETF
- ↓ -2.08%
- QQQNasdaq-100 ETF
- ↓ -1.07%
AEHR underperformed the sector by 3.58 percentage points.
Price comparisons describe market context; they do not establish the cause of a move.
Data freshness
PriceAt closeLast traded
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Reported fundamentals
AEHR research snapshot
Annual revenue
USD 50M
Sales reported for this fiscal year.
Revenue change
Not comparable
Compared with the prior fiscal year.
Net profit margin
-14.3%
Reported net income divided by revenue.
These reported results describe the business’s recent scale and profitability. Compare cash generation and valuation before forming an investment view; historical growth is not a forecast.
Company · Profile
About Aehr Test Systems (AEHR)
Sector, leadership, and how Aehr Test Systems earns its revenue.
Technology
Company · Profile
About Aehr Test Systems (AEHR)
Sector, leadership, and how Aehr Test Systems earns its revenue.
Aehr Test Systems
NASDAQ · AEHR · US
- Sector
- Technology
- Industry
- Semiconductor Equipment & Materials
- Headquarters
- Fremont, CA, United States
- Country
- US
- Founded
- 1997
- Employees
- 138
- CEO
- Mr. Gayn EricksonCompany leadership source
- Exchange
- NASDAQ
Business model & operating evidence
AI business exposure
- Revenue exposure
- AI-specific revenue is not separated in the available company statements.
- Capital-spending dependency
- No reviewed quantitative dependency model is available.
- Compute role
- See the sourced business description; AI labels do not establish compute revenue.
- Platform examples
- An exhaustive, consistently defined product inventory is unavailable.
- Ecosystem links
- Supplier and customer links require reviewed disclosures.
Narrative versus numbers
Demand is expanding
Supporting observation: 33.7%
Quarterly revenue growth year over year; company-wide, not exclusively AI. · TECHi unified data · 2026-05-29
Growth produces accounting profit
Contradicting observation: -14.3%
Net margin. A positive figure supports profitability, not necessarily cash generation. · SEC Companyfacts · 2026-09-29T09:21:07.590Z
The business generates cash after investment
Supporting observation: 1.7M
Latest available free cash flow; period-specific, not a forecast. · SEC Companyfacts · 2026-05-29
These are explicit tests of individual claims, not an overall bull/bear rating. Demand growth can coexist with valuation, concentration and financing risk.
Operating measures
- Revenue
- $18.84Mquarter ended May 29, 2026
- Gross margin
- 42.6%quarter ended May 29, 2026
- Operating margin
- -6.4%quarter ended May 29, 2026
- Capital expenditure
- $134,000.00quarter ended May 29, 2026
- Free cash flow
- $1.70Mquarter ended May 29, 2026
- Free cash flow margin
- 9.0%quarter ended May 29, 2026
- Operating cash / net income
- 1.32×quarter ended May 29, 2026
- Revenue growth year over year
- 33.7%quarter ended May 29, 2026
Leadership
CEO: Mr. Gayn Erickson
Source: Yahoo Finance · 2026-09-29T12:36:11.249Z
Ownership filings and insider activityCompetitors & comparisons
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Governance & sustainability
Dated environmental and governance disclosures are not available in this dataset. TECHi does not infer an ESG rating from profitability, volatility, headcount or executive biographies.
All data sources
Search the dated figures used for this view. Each entry identifies its units, reporting period and calculation status.
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