Aehr Test Systems, Inc. (AEHR:NASDAQ) closed at $55.31 on October 23, 2026, down 0.61% on the day. The stock trades 62.5% below its 52-week high of $147.40 and 195.8% above its 52-week low of $18.70. Over the past year, it gained 121.5%. Aehr Test Systems, Inc. is part of the Capital Goods sector (Electrical Products).
In 252 trading sessions since October 23, 2025, AEHR closed higher on 131 days (52%). Its best day was July 21, 2026 (+27.86%) and its worst was February 12, 2026 (-17.61%). The stock moved 10% or more in a single session 46 times. It opened at least 5% above the previous day's high 8 times.
Aehr Test Systems designs, engineers, develops, manufactures, and sells test and burn-in equipment used in the semiconductor industry worldwide. Its systems are used to simultaneously perform parallel testing and burn-in of packaged integrated circuits (ICs), singulated bare dies, or ICs still in wafer form. The company offers full wafer contact test systems, test during burn-in systems, test fixtures, die carriers, and related accessories. It provides Advanced Burn-in and Test System family of packaged part burn-in and test systems, which perform test during burn-in of complex devices, such as digital signal processors, microprocessors, microcontrollers, and systems-on-a-chip, as well as offer individual temperature control for high-power advanced logic devices. The company also provides FOX systems, which are full wafer contact parallel test and burn-in systems designed to make contact with all pads of a wafer simultaneously; WaferPak cartridge that includes a full-wafer probe card for use in testing wafers in FOX systems; DiePak carrier, a reusable and temporary package that enables IC manufacturers to perform final test and burn-in of singulated bare die; and test fixtures that...
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