Investors in the chip equipment maker, which is a play on the electric-vehicle market, were not pleased that management didn't raise full-year guidance.
Aehr Test Systems (AEHR.NASDAQ) : Stock quote, stock chart, quotes, analysis, advice, financials and news for Stock Aehr Test Systems | Nasdaq: AEHR | Nasdaq
Technology stocks were flat to lower premarket Friday as the Technology Select Sector SPDR Fund was inactive while the SPDR S&P Semiconductor ETF was recently down 0.2%.
Aehr Test Systems .