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Micron Technology, Inc. (NASDAQ: MU) shares declined around 8.4% in Tuesday’s pre-market session, reversing part of Monday’s record-setting rally.
Infleqtion, Inc. (NYSE: INFQ) shares advanced 5% to $14.92 in pre-market trading on June 23, 2026, as of the latest available update. The stock had closed the previous session 5.03% higher at $14.21.
International Business Machines Corporation (NYSE: IBM) shares advanced 2.77% to $259.20 in pre-market trading on June 23, 2026, as of the latest available update. The stock closed the previous session at $252.22 after rising 1.25%.
Roundhill Memory ETF (DRAM) declined around 13% in Tuesday’s pre-market trading as memory stocks reversed sharply from recent record levels.
AXT, Inc. (NASDAQ:AXTI) dropped 10.18% in June 23 pre-market trading, falling to USD 83.03 after closing at USD 92.44 on June 22.
The sell-off began in Asia, where South Korea's benchmark index suffered one of its steepest single-day drops in recent memory. Trading was briefly suspended after the Kospi plunged close to 10%, dragged lower by heavy selling in the country's two largest chipmakers. Reports that …
Aehr Test Systems (NASDAQ: AEHR) shares declined 8.06% to $104.20 in pre-market trading on June 23, 2026, as of the latest available update.
Tower Semiconductor Ltd. (NASDAQ:TSEM) fell 10.21% in June 23 pre-market trading, declining to USD 284.50 after closing at USD 316.85 on June 22.
A Post-IPO Correction Turns Into a Rout
The upgrade reversed a prolonged period of negative sentiment around the company stemming from accounting and governance concerns, with the research note noting that the operational pipeline for AI server deployments provides significantly greater revenue visibility than prior guidance suggested. Super Micro's shares had …
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