EconomyDow closes at record on Mideast peace optimism; SpaceX and AMD weigh on Nasdaq

The Dow Jones Industrial Average ended at a record high as investors responded to signs that a peace agreement involving Iran was making progress. The Nasdaq, however, fell for the first time in five sessions. Shares of SpaceX and AMD stumbled after the companies released their quarterly earnings, putting pressure on the technology-heavy index. The contrasting moves reflected optimism over diplomacy in the Middle East alongside weakness in major earnings-related names.