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Optical Cable Corporation (NASDAQ:OCC), a manufacturer of fiber optic and copper cabling products for enterprise networking and data centre applications, declined on June 23, 2026, as a broad technology sector selloff extended to communications infrastructure hardware companies.
Onto Innovation Inc. (NYSE:ONTO), a developer of process control and advanced semiconductor packaging inspection equipment, declined on June 23, 2026, as a broad semiconductor equipment sector selloff extended to all process control names.
Nvidia Corporation's position as the dominant supplier of AI accelerators made its demand ecosystem the central factor in understanding the June 23, 2026, semiconductor sector selloff. Concerns about hyperscaler AI spending sustainability were, fundamentally, concerns about the Nvidia GPU demand cycle that had driven …
NVE Corporation (NASDAQ:NVEC), a developer and licensor of spintronic technology, fell 12.81% on June 23, 2026, as broad semiconductor selling outweighed the defensive characteristics of its differentiated business model.
Nova Ltd. (NASDAQ:NVMI), an Israeli developer and manufacturer of process control and metrology equipment for semiconductor fabs, declined on June 23, 2026, as a broad semiconductor equipment sector selloff extended to all major process control names.
Navitas Semiconductor Corp. (NASDAQ:NVTS) fell 9.70% to close at $21.40 on June 23, 2026, swept lower by a broad semiconductor sector selloff that spared no subsegment of the chip market.
Micron Technology Inc. (NASDAQ:MU) entered its fiscal Q3 2026 earnings release carrying the dual narrative of extraordinary HBM-driven commercial momentum and a 13.18% pre-earnings selloff, as investors assessed whether the AI memory supercycle had sufficient runway to justify post-correction valuations.
Micron Technology Inc. (NASDAQ:MU) closed at $1,050 on June 23, 2026, shedding 13.18% in a single session as a collapse in South Korean memory equities triggered a sharp de-risking across global semiconductor markets.
Microchip Technology Inc. (NASDAQ:MCHP) fell 9.20% to close at $93.26 on June 23, 2026, as a broad semiconductor sector selloff swept across all chip subsectors regardless of individual company fundamentals.
Marvell Technology Inc. (NASDAQ:MRVL) closed at $279.04 on June 23, 2026, declining 9.36% as a combination of AI infrastructure concerns and broad semiconductor sector selling weighed on the stock after a period of exceptional gains.
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