FINANCIAL BLOG

Artificial intelligence (AI) makes daily headlines, and investors are questioning if businesses’ AI-related investment can continue at this pace. The money spent on data centers, software, and other AI-related investments reveal the structural shifts occurring in the economy.

LPL Research provides its Weekly Market Performance for the week of November 3, 2025. U.S. and international equity markets faced a volatile week, ending broadly lower. Recent earnings reports and fear of an overheating market collided, stoking valuation concerns for artificial intelligence (AI) related shares and denting risk appetite.

There was no shortage of headlines on both the micro and macro levels last week. Earnings season ramped up as nearly half of the S&P 500’s market cap reported third quarter (Q3) results, including a handful of mega cap companies.