AI infrastructure expectations heat up, lifting semiconductor stocks as Nvidia's market value hits another record
U.S. semiconductor and AI chip stocks continued to strengthen amid renewed expectations for AI infrastructure investment, gains in Nvidia shares, and a fresh market-cap record. The three sources collectively point to a market focus that has shifted from simple share-price gains to whether earnings and AI capital-expenditure guidance can support valuations going forward. However, the sources do not fully agree on the sustainability of the rally, the exact catalysts, or the individual stock contributions.