Intel Surges Up to 14% as Meta's Muse AI Agent Reignites CPU Demand Thesis

Intel shares jumped as much as 14% on Monday, September 21, closing up roughly 12% as a broad AI-driven rally swept through semiconductor stocks. The catalyst was the rapid rise of Meta Platforms' Muse personal AI agent, which became the No. 1 free iPhone app in the United States within 10 days of its September 8 launch and logged more than 902,000 downloads in its first six days, surpassing the debut pace of Meta's predecessor AI app. Investors repriced the CPU demand outlook on the view that consumer-scale AI agents running in the cloud would increase workloads for server CPUs alongside GPUs, directly benefiting Intel and its peers.

Arm Holdings rose roughly 13% and AMD climbed about 9% on the same thesis, with AMD briefly crossing the $1 trillion market cap milestone after hitting an all-time high above $610 a share. Intel led pre-market activity with 1.43 million shares traded and a gain of 5.46% before the open, then extended those gains through the session. Options volume in Intel reached 1.78 million contracts as the stock surged approximately 11.7%, and the shares broke above the $119.18 Fibonacci resistance level with its Relative Strength Index moving into overbought territory.

Beyond the Muse catalyst, Intel carried additional tailwinds into Monday's session. The company is reported to be in talks with SK Hynix to run U.S. memory production out of its Ohio fabrication facilities, and it announced a new Micro-LED packaging deal with AUO. Price targets on the stock have been climbing on progress with its AI server business and 18A process node. Analysts noted that Intel has surged more than 250% over the past year, rising from roughly $24 to around $109, with CEO commentary describing the company's current trajectory as its strongest revenue growth in fifteen years. Despite those gains, Wall Street's consensus rating remains a hold, with some analysts flagging valuation as the primary concern at current levels.

The broader market provided additional support, with the Nasdaq Composite closing at a record high, rising roughly 2%, while the S&P 500 gained approximately 1%. Falling crude oil prices, down about 4% on the day, and lower Treasury yields improved risk sentiment across the market and gave extra lift to AI-related and semiconductor names.