https://www.live-feeds.com/feed/cnbc-daily-open-ai-trade-goes-meta-after-muse-launchContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/cnbc-daily-open-ai-trade-goes-meta-after-muse-launchhttps://www.live-feeds.com/feed/cnbc-daily-open-ai-trade-goes-meta-after-muse-launch#u81661Wed, 23 Sep 2026 19:05:54 +0000Meta Platforms shares rose 11% to close at $741.25 on September 22, the largest single-day gain since April 2025. The surge follows the September 8 launch of Muse, a personal AI agent that reached the top of Apple's App Store with over 2.5 million downloads. Market activity included roughly 48 million shares traded, indicating institutional repositioning. The agent's ability to perform tasks like booking travel and shopping has increased investor enthusiasm, though it has sparked a new AI shopping conflict with Amazon.Why it mattersMuse represents an effort by Meta to diversify reven