US stock markets opened weaker on Tuesday following the extended holiday weekend, with rising oil prices fueling renewed anxiety about future interest-rate increases. Gains in artificial-intelligence-related stocks, concentrated largely in the semiconductor sector, proved insufficient to offset the broad-based sell-off.
The Dow Jones Industrial Average, weighted toward traditional value names, fell roughly 0.9% in early trading to 52,949 points. The S&P 500 slipped 0.4% to 7,688, while the technology-heavy Nasdaq 100 declined 0.3% to 29,454 — the smallest loss among the three major indexes.
Anastasia Amoroso of Swiss asset manager Partners Group told Bloomberg TV that markets are "likely in a kind of digestion phase" as central banks worldwide undergo significant monetary-policy adjustments. She said equity prices could surrender part of their earlier gains or enter a period of consolidation.
