Meta stock posts best month since 2022 on AI momentum

Meta shares rose 27% in September, from $572.34 to $725.18, marking the stock's best month since 2022. The rally followed the Sept. 8 debut of the Muse personal AI agent app, which topped OpenAI's ChatGPT in Apple iOS downloads.

• Meta stock closed at $725.18, up 27% from the end of August
• Muse topped ChatGPT in Apple iOS downloads
• Meta hired MongoDB CEO CJ Desai to head Meta Enterprise Platform
• BofA: enterprise AI market to exceed $1 trillion by 2028