JPMorgan Chase & Co (NYSE:JPM) shares experienced a decline of 2.83%, trading at $298.05, following comments from CEO Jamie Dimon at an investor conference. Dimon highlighted that the bank's expenses for 2026 could exceed prior forecasts by approximately $1 billion, raising the full-year expense outlook to about $106 billion. This increase in expenses has raised investor concerns regarding future profitability, especially as Dimon cautioned that earnings may not remain at current high levels. Analysts, including Stephan Biggar from Argus Research, noted that rising costs unsettle investors, particularly given JPMorgan's strong performance in recent years. Despite these concerns, Dimon provided a positive revenue outlook, predicting a 10% increase in investment banking fees for the second quarter and an 11% growth in the markets business. He also mentioned ongoing efforts to explore merger and acquisition opportunities, potentially investing between $10 billion and $20 billion in sectors like fintech and artificial intelligence.