The US stock market has rallied in the first half of 2026, with the S&P 500 climbing over 8% and the Nasdaq Composite increasing by 11%. However, investors have shown signs of unease recently, with those indexes pulling back in June.
Challenges Ahead
The market faces several tests in the second half of the year, including the sustainability of AI spending, high corporate earnings expectations, and the outlook for interest rates under the new Federal Reserve chairman.
Massive spending on AI infrastructure has driven the market’s rally, bolstering profit estimates for many companies. However, some investors are wary that hyperscalers need to show sufficient returns on their spending.
The recent IPO of SpaceX is expected to be followed by AI bellwethers Anthropic and OpenAI, creating a wave of new companies for investors to consider. The market will also be watching the Federal Reserve’s interest rate decisions, which could impact Treasury yields and equity performance.
Midterm elections in Congress may also introduce volatility into the market, with politics-related uncertainty potentially ramping up as the November elections approach.
Original reporting: Appleton, WI News Feed (HLL/CB) — read the source article.