Meta stock enjoys best month since 2022 on AI momentum

Mark Zuckerberg, chief executive officer of Meta Platforms Inc., demonstrates Muse, Meta's AI Agent, during the Meta Connect event in Menlo Park, California, US, on Wednesday, Sept. 23, 2026. Minh Connors | Bloomberg | Getty ImagesMeta's stock just wrapped its best month since 2022 as investors cheer the social media giant's recent momentum in artificial intelligence.The company's shares closed at $725.18 Wednesday, representing a 27% increase from the closing price of $572.34 at the end of August. Wall Street has been optimistic about the company's business since it debuted its Muse personal AI agent app on Sep. 8, which became a major hit and topped rival OpenAI's ChatGPT in Apple iOS downloads.The last time Meta stock had a bigger month was November 2022, the month OpenAI launched ChatGPT. Meta was rebounding at the end of a brutal year as it was kicking off its efficiency push. Meta also held its annual Connect conference for developers in September, when Zuckerberg characterized Muse as a "centerpiece" for its product and business strategy while revealing new hardware products such as the Muse Charm AI pendant.As the company eyes a potential big business in the nascent AI agen...