FINANCIAL BLOG

LPL Research provides its Weekly Market Performance for the week of September 12, 2025. Stocks extended year-to-date gains with another healthy weekly advance and fresh records across the major large cap averages. This week’s slate of economic data reinforced expectations of a Federal Reserve (Fed) rate cut next Wednesday, while the artificial intelligence (AI) theme received another positive jolt.

Some of you reading this title might think this commentary is about September seasonality. Sure, seasonality is part of our playbook and is getting a lot of attention right now. We would not be surprised if volatility were to pick up some this month — even though seasonality isn’t as much of a concern during positively trending markets.

LPL Research provides its Weekly Market Performance for the week of September 2, 2025. U.S. equities kicked off September and the unofficial end of summer on a mixed note, with the S&P 500 and Nasdaq edging higher while the Dow slipped below the week-to-date flatline. Monday’s Labor Day holiday didn’t stop a busy week of headlines with markets parsing key jobs data, corporate earnings, and fresh trade deal updates.