Institutional shares held 18 Million
2.98M calls
1.97M puts
Total value of holdings $379M
$62.9M calls
$41.4M puts
Market Cap $579M
27,495,400 Shares Out.
Institutional ownership 65.49%
# of Institutions 182


Latest Institutional Activity in AEHR

Top Purchases

Q3 2025
William Blair Investment Management, LLC Shares Held: 894K ($18.8M)
Q3 2025
Invesco Ltd. Shares Held: 367K ($7.72M)
Q3 2025
Gilder Gagnon Howe & CO LLC Shares Held: 324K ($6.83M)
Q3 2025
Next Century Growth Investors LLC Shares Held: 276K ($5.82M)
Q3 2025
D. E. Shaw & Co., Inc. Shares Held: 234K ($4.94M)

Top Sells

Q3 2025
Baillie Gifford & CO Shares Held: 1.53M ($32.3M)
Q3 2025
Kennedy Capital Management, Inc. Shares Held: 257K ($5.41M)
Q3 2025
Rice Hall James & Associates, LLC Shares Held: 444K ($9.36M)
Q3 2025
Susquehanna International Group, LLP Shares Held: 13.8K ($292K)
Q3 2025
Bank Of America Corp Shares Held: 98.2K ($2.07M)

About AEHR

Aehr Test Systems provides test systems for burning-in and testing logic, optical, and memory integrated circuits worldwide. It offers products, such as the ABTS and FOX-P families of test and burn-in systems and FOX WaferPak Aligner, FOX-XP WaferPak Contactor, FOX DiePak Carrier, and FOX DiePak Loader. The ABTS system is used in production and qualification testing of packaged parts for lower power and higher power logic devices, as well as various common types of memory devices. The FOX-XP and FOX-NP systems are wafer contact and singulated die/module test and burn-in systems used for burn-in and functional test of complex devices, such as memories, digital signal processors, microprocessors, microcontrollers, systems-on-a-chip, and integrated optical devices. The FOX-CP system is a single-wafer compact test and reliability verification solution for logic, memory, and photonic devices. The WaferPak Contactor contains a unique full wafer probe card capable of testing wafers up to 300mm that enables IC manufacturers to perform test and burn-in of full wafers on Aehr Test FOX systems. The DiePak Carrier is a reusable, temporary package that enables IC manufacturers to perform final test and burn-in of bare die and modules. Aehr Test Systems was incorporated in 1977 and is headquartered in Fremont, California.


Insider Transactions at AEHR

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
398K Shares
From 22 Insiders
Grant, award, or other acquisition 246K shares
Other acquisition or disposition 23.4K shares
Exercise of conversion of derivative security 128K shares
Sell / Disposition
120K Shares
From 16 Insiders
Payment of exercise price or tax liability 66.6K shares
Bona fide gift 7.24K shares
Open market or private sale 46K shares

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