Instruments For Meas & Testing of Electricity & Elec Signals · SIC 3825

AEHR TEST SYSTEMS

AEHR

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Latest revenue

$10.3M

as of 2026-02-27

Latest net income

$-3.2M

as of 2026-02-27

Net margin

-31.1%

as of 2026-02-27

Price · 5Y

+112.0% / yr 98.2 pts / yr vs S&P 500 4123.1% total
Compare:

Live market

delayed ≤15 min
$95.02
4.07%
Market cap
$2.99B
Enterprise value
$2.99B
P/E (trailing)
Forward P/E
P/B
Dividend yield
0.0%
52-wk high
$108.75
52-wk low
$9.14
Beta
Shares out
31.5M

5-year trend

What this company does

AI

Item 1. Business OVERVIEW Aehr Test Systems, Inc. (“Aehr Test,” “Aehr,” or “we”) was incorporated in the state of California on May 25, 1977 and is headquartered in Fremont, California. We are a leading provider of test solutions for testing, burning-in, and stabilizing semiconductor devices in wafer level, singulated die, and package part form, and have installed thousands of systems worldwide. Mission critical applications are driving increased quality, reliability, safety, and security needs of semiconductors. The applications include artificial intelligent (“AI”) compute data centers, electric vehicles, electric vehicle charging infrastructure, solar and wind power, data and…

AI summary unavailable — showing raw filing excerpt

Generated from AEHR's filing dated 2025-07-28

Key risks

AI

You should carefully consider the risks described below. These risks are not the only risks that we may face. Additional risks and uncertainties that we are unaware of, or that we currently deem immaterial, also may become important factors that affect us. If any of the following risks occur, our business, financial condition or results of operations could be materially and adversely affected which could cause our actual operating results to differ materially from those indicated or suggested by forward-looking statements made in this Annual Report on Form 10-K or presented elsewhere by management from time to time. Risks Related to our Business and Industry We generate a large portion of…

AI summary unavailable — showing raw filing excerpt

Generated from AEHR's filing dated 2025-07-28

Profitability

Gross margin

40.6%

17.4%

Operating margin

-9.6%

163.3%

Net margin

-6.6%

113.2%

Return on equity

-3.2%

107.3%

Return on assets

-2.6%

110.2%

Leverage

Debt / equity

0.21×

69.8%

Long-term debt / equity

0.00×

Debt / assets

17.3%

57.8%

Earnings tracker

QuarterRevenueYoYNet incomeYoYNet margin

Q1 2026

2026-02-27

$10.3M-43.7%$-3.2M-398.1%-31.1%

Q4 2025

2025-11-28

$9.9M-26.5%$-3.2M-777.7%-32.7%

Q3 2025

2025-08-29

$11.0M-16.4%$-2.1M-415.8%-19.0%

Q2 2025

2025-05-30

$14.1M-76.3%$-3.6M-114.9%-25.3%

Q1 2025

2025-02-28

$18.3M+142.1%$-643.0K+56.3%-3.5%

Q4 2024

2024-11-29

$13.5M+162.8%$-368.0K-106.0%-2.7%

Q3 2024

2024-08-30

$13.1M-36.4%$660.0K-85.9%5.0%

Q2 2024

2024-05-31

$59.5M$23.9M40.1%

Year-over-year change vs the same fiscal quarter one year prior. Revenue + net income sourced from SEC 10-Q / 10-K filings — no analyst-consensus dependency.

Industry trend

Instruments For Meas & Testing of Electricity & Elec Signals · SIC 3825

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Insider activity

Insider buying

$0

Insider selling

$45.1M

Net activity

−$45.1M

Distinct insiders

13

Open-market trades over the last 365 days.

Recent transactions

DateInsiderTypeSharesPriceValue
2026-05-14

Chris Siu

CFO

Sale470$108.00$50.8K
2026-05-14

Chris Siu

CFO

Sale1,600$106.78$170.8K
2026-05-13

Howard T Slayen

Director

Sale6,819$104.73$714.2K
2026-04-22

POSEDEL RHEA J

Director

Sale17,115$100.00$1.7M
2026-04-22

POSEDEL RHEA J

Director

Sale604$95.00$57.4K
2026-04-22

Alistair N Sporck

VP Contactor Business Unit

Sale2,000$93.50$187.0K
2026-04-21

Alberto Salamone

EVP, PPBI BUSINESS

Sale15,000$94.56$1.4M
2026-04-21

Geoffrey Gates Scott

Director

Sale10,000$91.00$910.0K
2026-04-21

Geoffrey Gates Scott

Director

Sale50,000$95.00$4.8M
2026-04-21

POSEDEL RHEA J

Director

Sale8,787$96.02$843.8K
2026-04-21

Vernon Rogers

Exec VP of Sales & Mktg.

Sale6,486$94.09$610.3K
2026-04-20

Alberto Salamone

EVP, PPBI BUSINESS

Sale15,000$89.57$1.3M
2026-04-20

Vernon Rogers

Exec VP of Sales & Mktg.

Sale5,000$90.00$450.0K
2026-04-20

Vernon Rogers

Exec VP of Sales & Mktg.

Sale2,431$90.00$218.8K
2026-04-20

POSEDEL RHEA J

Director

Sale7,500$88.09$660.7K
2026-04-17

POSEDEL RHEA J

Director

Sale7,500$82.00$615.0K
2026-04-17

Howard T Slayen

Director

Sale25,000$85.00$2.1M
2026-04-16

Fariba Danesh

Director

Sale8,000$82.63$661.0K
2026-04-16

Laura Oliphant

Director

Sale1,716$81.54$139.9K
2026-04-16

Vernon Rogers

Exec VP of Sales & Mktg.

Sale5,000$86.88$434.4K
2026-04-16

Alistair N Sporck

VP Contactor Business Unit

Sale2,000$81.88$163.8K
2026-04-16

Laura Oliphant

Director

Sale4,665$85.59$399.3K
2026-04-16

POSEDEL RHEA J

Director

Sale15,000$80.72$1.2M
2026-04-15

Didier Wimmers

Executive VP of R&D

Sale1,900$72.02$136.8K
2026-04-14

Donald P. Richmond II

CTO

Sale17,011$73.18$1.2M
2026-04-13

Fariba Danesh

Director

Sale7,000$71.49$500.4K
2026-04-13

Didier Wimmers

Executive VP of R&D

Sale3,500$71.11$248.9K

Source: SEC Form 4 filings. Officers, directors, and 10%+ owners must disclose share transactions within two business days. RSU grants and tax-withholding rows are excluded by default — compensation activity is not a trading signal.

Who owns AEHR

Institutional value

$354.8M

Total shares held

9.7M

Distinct holders

107

-43 vs prior

As of

2026-03-31

Prior: 2025-12-31

Filers with $100M+ AUM disclose holdings 45 days after quarter end.

Top institutional holders

#ManagerSharesValueQoQ changeAction
1BlackRock, Inc.2.3M$84.8M+159.8K (+7.5%)Added
2VANGUARD CAPITAL MANAGEMENT LLC1.3M$47.5MNew
3BAILLIE GIFFORD & CO1.0M$37.1M-289.7K (-22.4%)Trimmed
4VANGUARD PORTFOLIO MANAGEMENT LLC917.9K$34.0MNew
5Walleye Capital LLC534.4K$19.8M+529.7K (+11252.8%)Added
6WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC513.3K$19.0M+17.6K (+3.6%)Added
7Invesco Ltd.285.7K$10.6M+257.5K (+912.5%)Added
8JANE STREET GROUP, LLC277.0K$10.3M+36.6K (+15.2%)Added
9UBS Group AG246.8K$9.1M+3.6K (+1.5%)Added
10Connor, Clark & Lunn Investment Management Ltd.218.8K$8.1MNew
11VANGUARD FIDUCIARY TRUST CO197.2K$7.3MNew
12BARD ASSOCIATES INC179.1K$6.6M-666 (-0.4%)Trimmed
13JPMORGAN CHASE & CO190.3K$5.7M+126.0K (+195.8%)Added
14DIMENSIONAL FUND ADVISORS LP93.0K$3.4M-16.0K (-14.7%)Trimmed
15Bank of New York Mellon Corp89.4K$3.3M-350 (-0.4%)Trimmed
16Penbrook Management LLC79.5K$2.9M-35.4K (-30.8%)Trimmed
17KENNEDY CAPITAL MANAGEMENT LLC76.0K$2.8M-284.2K (-78.9%)Trimmed
18KLCM Advisors, Inc.75.0K$2.8M+0 (+0.0%)No change
19Bouvel Investment Partners, LLC71.8K$2.7M+18.0K (+33.5%)Added
20Nuveen, LLC70.4K$2.6M+1.2K (+1.8%)Added

Source: SEC Form 13F-HR. Positions aggregated across sub-managers within each firm. Options (puts/calls) excluded — common stock only.

Top questions investors are asking

Coming once AEHR's latest filing finishes processing.