The Direxion Daily Semiconductors Bear 3x Shares (SOXS), an exchange-traded fund designed to deliver three times the inverse daily performance of U.S. semiconductor stocks, soared 11.44% during intraday trading on Thursday. The leveraged inverse product's sharp gain reflects intense and widespread selling pressure across the global semiconductor sector.

The move follows a significant cooling of the artificial intelligence (AI) investment theme that had propelled technology markets higher. Since July, the AI trade has suddenly lost momentum, prompting investors to take profits in richly valued semiconductor, memory, and AI infrastructure stocks. Market participants are reassessing whether high valuations can be justified by future earnings and if the explosive growth in AI-related capital expenditure can translate into sustainable profitability for companies across the supply chain.

This reassessment has triggered a broad selloff in global semiconductor equities. In Asian markets, major chip stocks like SK Hynix and Samsung Electronics led steep declines, with selling pressure spreading to U.S.-listed names including Micron Technology. Analysts note that the Philadelphia Semiconductor Index had surged approximately 78% year-to-date prior to the correction, leading to historically high levels of trading crowdedness. The subsequent concentrated profit-taking has triggered a systematic unwind, which is directly amplified by the triple-leveraged inverse mechanism of the SOXS ETF.