Stocks looked set to edge higher on Wednesday as Wall Street waited for earnings from Nvidia, which could end a recent rough spell for the market by signaling that the artificial-intelligence investment boom still has legs. The indexes have all dropped for three straight sessions as investors fretted about rising bond yields. The worry is that the Iran war has triggered a flare-up in inflation that will strengthen the case for the Federal Reserve to hike interest rates later in 2026.

