U.S. equities are on track for their strongest three-month quarter in six years as the second quarter of 2026 ends Tuesday [1, 2].

This surge reflects a significant recovery in investor confidence and highlights the dominant role of technology spending in driving current market valuations.

The S&P 500 rose roughly 14% during the quarter [2]. This performance represents the best three-month gain for the index since the second quarter of 2020 [2]. While the overall quarterly trend remained bullish, U.S. stock futures were largely unchanged early Tuesday morning [3].

Several factors contributed to the rally. Analysts said strong spending related to artificial intelligence and solid corporate earnings expectations drove the trend [4, 5]. Additionally, the market benefited from a delayed impact from higher energy prices and a Federal Reserve outlook that remained neutral-to-cautious [4, 5].

Global currency fluctuations also played a role in the broader financial landscape. The Japanese yen reached its weakest level against the dollar in 40 years [1].

Market participants are now looking toward the second half of 2026. AI spending is expected to remain a key driver for U.S. stocks as the year progresses [4].

S&P 500 up roughly 14% in Q2 2026

The rally indicates that investors are prioritizing growth in AI and corporate efficiency over concerns regarding energy costs or Federal Reserve caution. By matching performance levels not seen since the 2020 pandemic recovery, the market is signaling a high tolerance for risk, provided that AI-driven productivity gains continue to materialize in corporate earnings reports.