Middle East Tensions Pressure Chip Stocks as Helium Supply Risks Mount

Semiconductor equities experienced volatility on April 2, 2026, driven by escalating Iran-U.S. hostilities and potential Hormuz Strait disruptions. TSMC (TSM-US) ADR declined 0.72% to $339.04, while Nvidia (NVDA-US), AMD (AMD-US), and Broadcom (AVGO-US) recovered early losses to close up 0.93%, 3.47%, and 0.34%, respectively. Market focus has shifted to helium supply chain vulnerabilities critical to semiconductor manufacturing. Approximately one-third of global helium output is offline following shipping route obstructions and a force majeure declaration at Qatar’s Ras Laffan facility. UBS analysts indicate existing inventories will cushion near-term impacts, projecting limited sector disruption if hostilities resolve within two months. Jefferies noted TSMC maintains roughly six months of helium reserves, meaning production constraints would only emerge if the Qatar outage exceeds 90 days. Major chipmakers retain supply allocation priority due to robust balance sheets and strategic importance.