US futures were mixed on Tuesday following a strong session in the previous day. S&P 500 futures rose 0.3%, while Nasdaq 100 futures climbed 0.7%. In contrast, Dow Jones futures fell by nearly 160 points. Investors digested a fresh wave of corporate earnings while awaiting the Fed’s monetary policy decision due tomorrow. In premarket trading, Micron Technology surged 5% after announcing plans to expand its memory-chip capacity. RTX gained more than 3% on stronger-than-expected revenue, while General Motors advanced 4.5% after raising its 2026 guidance. UPS added 3.7% following an earnings and revenue beat. On the downside, UnitedHealth shares plunged nearly 17% after the company warned of its first annual revenue decline in three decades. The healthcare sector was already under pressure, with CVS Health sliding 13% and Humana dropping 17%, after the US proposed holding payments to private Medicare plans flat next year.
