Key Highlights

● Meta launched Muse for Small Business on September 29, an AI agent connecting with Shopify, QuickBooks, Stripe, Canva and Zoom.

● Sources differed on how the stock traded, and Meta came into the session after a sharp Monday drop to $715.62.

● Bank of America's Wamsi Mohan flagged Muse as a competitive threat to Apple while keeping a Buy rating on it.

● Some investors bought protection against further declines, and concerns about how AI spending is financed weighed on sentiment.

Meta Platforms, Inc. (NASDAQ:META) gave Wall Street something new to argue about on Tuesday, September 29, 2026. The Facebook and Instagram owner launched Muse for Small Business, an AI agent that connects with Shopify, QuickBooks, Stripe, Canva, Asana and Zoom. The stock's reaction was harder to pin down, with sources differing on direction, after a sharp drop on Monday to $715.62.

An Agent for Main Street

Muse for Small Business is designed to do more than chat. By linking to the software that small companies already use for online stores, accounting, payments, design, project management and video calls, the agent aims to carry out tasks across those tools. Millions of small businesses already use Facebook, Instagram and WhatsApp to reach customers and run ads, so an agent that also helps manage daily operations could make Meta more central to how those businesses work and deepen its Advertising relationships.

Why Apple Watchers Noticed

Bank of America's Wamsi Mohan, who reiterated a Buy rating on Apple (NASDAQ:AAPL), flagged competition from Muse. He said Apple could continue to retain handset sales while losing some activity related to product discovery, referrals and transaction initiation, and that Siri currently lacks some of Muse's background task capabilities.

Why the Stock Still Wobbled

Not all the commentary was upbeat. Analysts cited rising yields, concerns about how AI spending is being financed and large put hedging, meaning some investors were buying protection against further declines. OpenAI's DevDay event on September 29 was also flagged as a competitive overhang, since OpenAI is racing to build its own AI agents and developer tools. ServiceNow (NYSE:NOW) slipped after Meta's enterprise platform announcement and Oracle's Fusion Claw launch.

How the Indexes Finished

The Nasdaq-100 edged higher to 30,339.33 on the chip rally, even as the S&P 500 slipped 12.85 points to 7,670.84 and the Dow Jones Industrial Average fell 131.59 points to 51,349.92. The Nasdaq Composite ended nearly flat at 26,797.54. Communication services, Meta's sector, finished slightly higher. The 30-year Treasury Yield reached its highest level since 2002, and the 10-year touched its highest in roughly two decades.

Looking Ahead for Meta

A leaked Anthropic IPO prospectus, as reported, pointed to a valuation target above $2 trillion, and Nvidia's $150 billion buyback was still reverberating. GDP and August PCE data arrive on Wednesday, September 30, the September jobs report follows on Friday, October 2, and the Federal Reserve meets on October 27 and 28.