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QuickLogic Corporation (NASDAQ:QUIK) declined on June 23, 2026, as a broad semiconductor sector selloff extended to small-cap programmable logic and embedded AI chip companies.
Hyperliquid Strategies Inc. (NASDAQ:PURR), formerly known as Sonnet BioTherapeutics before its corporate pivot to a digital asset treasury strategy, declined on June 23, 2026, as broad risk-off conditions reduced investor appetite for cryptocurrency-correlated equities alongside technology and growth stocks.
Polyrizon Ltd. (NASDAQ:PLRZ), an Israeli clinical-stage biopharmaceutical company developing bio-adhesive nasal gel drug delivery technology, declined on June 23, 2026, as broad small-cap biotech selling extended to clinical-stage names across all geographies and disease areas.
The artificial intelligence data centre buildout has created an unprecedented demand environment for photonic integrated circuits, driving a wave of investment, production ramp-up, and new entrant activity across the optical networking supply chain even as the June 23, 2026, selloff temporarily compressed valuations across …
POET Technologies Inc., a developer of photonic integrated circuit platforms for AI and data centre applications, declined on June 23, 2026, as a broad selloff in AI optical networking names extended across all photonic semiconductor companies regardless of their individual financial positions.
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.
OpenAI's anticipated initial public offering remained one of the most closely watched potential market events of 2026 even as June 23's AI sentiment correction temporarily reduced investor enthusiasm across all AI-adjacent equities.
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.
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