The Dow Jones rose 0.4% at the opening, the S&P 500 rose 0.6%, and the Nasdaq rose 0.8%.

Shopify rose 10.3%, Q4 revenue exceeded expectations. Lyft fell 16.1%, Q4 revenue below expectations, first-quarter profit guidance weak. Mattel fell 29.4%, expected full-year profits below expectations. Moderna fell 9.1%, FDA rejects experimental flu vaccine market application. Kraft Heinz fell 5.8%, suspends split plan. Kingsoft Cloud rose 9.7%, Goldman Sachs expects it to benefit from Xiaomi's continued investment in AI.