Semiconductor Stocks Today (Dec. 17, 2025): Nvidia, Broadcom, Micron in Focus as AI Chip Competition Heats Up
Semiconductor stocks are ending 2025 the same way they powered most of it: at the center of the market’s biggest debate—whether the AI infrastructure boom still has years to run, or whether investors are finally forcing chipmakers (and their biggest customers) to prove the spending can translate into durable profits. On Wednesday, December 17, 2025, the PHLX Semiconductor Index (SOX)—a widely watched benchmark for U.S.-listed chip stocks—fell 2.48% to 6,785.77, reflecting a broad risk-off move in the sector. indexes.nasdaqomx.com At points during the session, market commentary also described an even sharper slide of roughly ~3% in the semiconductor index as tech weakness intensified. Nasdaq What’s driving the