IonQ (NYSE:IONQ) stood out on Thursday, October 15, 2026, rising even as the broader technology complex sold off hard, with investors showing continued interest in the quantum-computing theme on a difficult day for the sector. The stock closed at $34.34, up 9.29% on the …
IREN (NASDAQ:IREN) closed at $30.39 on Thursday, October 15, 2026, down $0.17, or 0.56%, after swinging through a wide range. The stock opened at $28.87, touched a 52-week low of $26.60 and recovered to a high of $30.46, finishing just below the prior close …
Kyndryl Holdings (NYSE:KD) was among the gainers in the US regular session on Thursday, October 15, 2026, climbing as investors rotated into value and IT-services names and away from the artificial-intelligence hardware and semiconductor shares that led the day’s sell-off. The stock closed at …
Keysight Technologies (NYSE:KEYS) fell in Thursday’s regular session, closing at $342.08, a decline of 4.35%, as the maker of electronic test-and-measurement systems was swept up in a broad retreat across the semiconductor and technology-hardware complex. There was no confirmed company-specific news behind the move. …
Lattice Semiconductor (NASDAQ:LSCC) fell in Thursday’s regular session, closing at $107.09, a decline of 6.88%, as the low-power programmable-chip maker was swept up in a market-wide sell-off across semiconductor and AI-linked shares. There was no confirmed company-specific news behind the move. Lattice did not …
ACM Research (NASDAQ:ACMR) closed at $58.09 on Thursday, October 15, 2026, down 4.96% in a session that weighed heavily on semiconductor shares and the companies that equip the industry. ACM Research fell because it supplies the chip sector, the part of the market investors …
Aehr Test Systems (NASDAQ:AEHR) closed at $69.21 on Thursday, October 15, 2026, a decline of 3.19% in a session that punished nearly everything connected to semiconductors. There was no confirmed company-specific news behind the drop. Aehr fell because it sits squarely inside the part …
Advanced Energy Industries (NASDAQ:AEIS) fell in Thursday’s regular session, closing at $252.08, a decline of 3.33%, as the precision power-conversion supplier was caught in a market-wide sell-off across semiconductor and AI-linked shares. There was no confirmed company-specific news behind the move. Advanced Energy did …
Arista Networks (NYSE:ANET) fell in Thursday’s regular session, closing at $185.58, a decline of 5.04%, as the data-center networking company was caught in a market-wide sell-off across AI-linked and semiconductor shares. There was no confirmed company-specific news behind the move. Arista did not report …
Appian (NASDAQ:APPN) was among the gainers in the US regular session on Thursday, October 15, 2026, rising as investors rotated into software and value names and away from the artificial-intelligence hardware and semiconductor shares that led the day’s sell-off. The stock closed at $43.82, …