July 16, 2026: Polymarket traders turn cautious despite cooler inflation, easing Treasury yields and another day of gains for the S&P 500.

US markets opened mixed as softer inflation data boosted expectations of a less aggressive Federal Reserve. The S&P 500 and Nasdaq gained, supported by rate cut hopes, while the…

July 15, 2026: Polymarket traders expect the S&P 500 to open higher on Wednesday after cooler inflation sharply reduced July Fed hike expectations.