Aehr Test Systems rose 3.5-fold in a year. Cohu rose 3.6-fold.

Same industry

AEHR against four same-industry peers, a year at 100

AEHR is up 3.5 times in a year. Cohu is up 3.6 times. Of these four, Teradyne (×3.1), Veralto (−11.6%) and Itron (−31.0%) did less. Weekly closes, Oct 3, 2025 = 100, on a log scale so a 3.6-fold rise and a 31.0% fall both read honestly.

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AEHR ×3.5. Cohu ×3.6, Teradyne ×3.1, Veralto −11.6%, Itron −31.0%. Weekly closes, Oct 3, 2025 = 100, log scale.

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End-of-day closes (Databento EOD), the last close of each week. The four peers are the largest US-listed companies by market value in AEHR’s SEC industry (Instruments For Meas & Testing Of Electricity & Elec Signals) with a year of closes. It shows what the closes did; a move here is not a cause, a forecast or a call.

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