Meta stock falls as OpenAI ’o’ agent threatens historic rally

Investing.com -- Meta Platforms (NASDAQ:META) shares fell 4.2% to $720.36 on Monday, as OpenAI's anticipated reveal of a competing always-on AI assistant adds a fresh layer of competitive pressure to a stock that had surged roughly 30% in September alone. Still guessing which names to buy? Our AI rebuilds its stock picks at the start of every month. The list is beating the market by 120%. See what's on it » The catalyst for Monday's decline is a September 27 report from BleepingComputer describing OpenAI's rumored "o" assistant as a cloud-based agent capable of executing long-horizon tasks—including handling email—even after a user closes the ChatGPT app.