Research
2026 Outlook: The Policy Engine
In 2026, we observed a market environment where fiscal and monetary policy decisions, rather than traditional business fundamentals, were the primary drivers of market direction. This shift means that policy influence and market momentum have become significantly more impactful in shaping market trends, often overshadowing underlying economic performance…
Weekly Market Commentary

Weekly Market Commentary | Stock Market’s Wall of Worry Gets Taller | September 28, 2026
Printer Friendly Version Stocks continue to climb a wall of worry, a wall that has gotten a bit taller as fall begins. The conflict in the Middle East, higher interest rates, and questions surrounding the enormous artificial intelligence (AI) capital spending boom all present legitimate risks for investors. While each of these challenges could generate…

Weekly Market Commentary | What’s Holding Up Record S&P 500 Margins? | September 21, 2026
LPL Research analyzes S&P 500 margin expansion, assessing how much is structural versus cyclical and what that means for future earnings forecasts.

Weekly Market Commentary | What History Teaches Us About Fed Hikes & Stocks | September 14, 2026
Printer Friendly Version A hot CPI print. Friday’s slightly hot Consumer Price Index (CPI) report lifted the bond market’s odds of a rate hike from the Federal Reserve (Fed) this week to near 90%. Markets take it in stride. The positive reactions from stocks and bonds were interesting, suggesting that perhaps market participants have been…
Market Signal Podcast
Macro. Market. Movers.

Weekly Market Performance | September 25, 2026
LPL’s Weekly Market Performance for the week of September 21, 2026, highlights volatile geopolitical headlines, a bond market selloff, and AI optimism.

The S&P 500’s Narrow Road Back to New Highs
LPL Research examines developing trends in market breadth and what they mean for the health of the bull market.

Portfolio Resilience: A Q3 Check-In
LPL Research reviews how strategic portfolio allocations navigated Q3 Fed hikes, inflation pressures, and geopolitical uncertainty.