Why S&P 500 (SP500) rose 1.08%

S&P 500 (SP500) rose 1.08% on September 4, 2026 — Rate-hike bets fade; S&P 500 best day in month.

What happened

The S&P 500 rose 1.1% — its best day in a month — as Fed rate-hike fears eased and bond yields declined.

Why it moved

Lower real yields expand equity multiples and reduce financing costs; reduced odds of policy tightening restore appetite for risk assets and cyclicals, driving the broad rally.

Why it matters

US Index & Macro: the rally reflects a macro reset on softer rate expectations, though the broader three-month uptrend is decelerating into month-end as earnings growth slows and sticky inflation remains a structural…

What would break the thesis

If inflation surprises higher or Fed speakers revive hawkish guidance, the yield-driven support could vanish and unwind today's gains.

Sources

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