AEHRAehr Test Systems, Inc.

$93.66

Is the business good?

How good a business is AEHR?

Aehr Test Systems, Inc. earns −11% on the capital it employs against a 9.0% cost of capital, so growth costs more than it returns.

−11%

Return on invested capital · cost of capital 9.0% · 20 points below what the capital costs: growth destroys value

Operating margin
−28%

Operating margin · Semiconductor Equipment & Materials median 8.4% · 12 months to Q4 2026

R&D as % of revenue
25%

R&D as % of revenue

Gross margin
35%

Gross margin

Operating margin by fiscal year
YearOperating margin
FY2021−25%
FY202215%
FY202321%
FY202415%
FY2025−9.6%
FY2026−28%
Details
Gross margin12 months to Q4 2026
35%
Operating margin12 months to Q4 2026
−28%
Net margin12 months to Q4 2026
−14%
Free cash flow margin
−11%
R&D as % of revenue
25%
Revenue, trailing twelve months
$50M
Free cash flow, trailing twelve months
−$5.4M
Net income, trailing twelve months
−$7.1M
Return on invested capitaloperating profit after tax ÷ debt + equity − cash
−11%

Margins, capital and share counts from the statements as filed with the SEC; cash conversion from the cash flow statement.