Tesla rose 8%, NVIDIA ended losses, Meta boosts efficiency with layoffs amid AI boom.

Tesla Stock Surges Leading Tech Stocks
On January 15, Tesla's stock closed up 8.04%, with astonishing trading volume reaching $33.394 billion, ranking first among tech stocks in the U.S. market. According to insiders, Tesla plans to suspend some new Model Y production lines during the Chinese Lunar New Year to optimize equipment and prepare for future production increases. The new Model Y, one of Tesla's best-selling models, opened for orders last week and is expected to be delivered in March.

Meanwhile, the U.S. Securities and Exchange Commission (SEC) has sued Tesla CEO Elon Musk, alleging securities violations. Musk retaliated on social platform X, stating: "The SEC is a completely broken organization." His lawyers described the lawsuit as a "sham," emphasizing that Musk committed no wrongdoing.

Nvidia Ends Losing Streak, Focuses on Technical Challenges
Nvidia closed up 3.40%, with a trading volume of $24.673 billion, ending a five-day losing streak. Reports suggest that Nvidia faced severe order cuts from major tech giants including Microsoft, Amazon, and Google due to technical issues. The problem reportedly lies with the cartridge connector module of the next-generation Blackwell architecture chips.

Meta's Layoffs Improve Efficiency Amid AI Boom
Meta Platforms' stock rose 3.85%, with trading valuing $8.905 billion. Meta announced plans to lay off about 5% of its workforce to enhance operational efficiency and cut costs. CEO Mark Zuckerberg stated that the company will eliminate underperforming employees through stricter performance management and provide generous severance packages for those leaving. The layoffs are expected to affect 3,600 positions, indicating that even tech giants benefiting from the AI boom are seeking operational optimization.

Updates on Apple, Microsoft, and Other Tech Giants
Apple's stock rose 1.97%, with a trading volume of $9.407 billion. Reports indicate that Apple is developing a new "Hidra" chip for the Mac Pro, replacing the previously expected M4 Ultra chip to meet professional users' needs. Additionally, Apple plans to introduce VC heat plate cooling technology in the iPhone 17 series to enhance performance.

Microsoft's stock rose 2.56%, with trading valuing $8.327 billion. Microsoft announced a layoff plan affecting less than 1% of its workforce to optimize cost management.

Other Corporate Developments and Industry Trends
Bitcoin continues to rise, briefly surpassing $99,000, boosting MicroStrategy's stock by 5.39%. Amazon's stock rose 2.57% following a target price increase to $212. Google Class A shares gained 3.11% after a Dutch court ruled that its privacy violation lawsuit could proceed.

JPMorgan Chase reported a record annual net profit of $58.5 billion, up 18%. Citigroup’s Q4 revenue grew 12% year-over-year with a net income of $2.9 billion, exceeding analyst expectations despite lowered key profitability targets.

Summary
US tech stocks broadly rose on Wednesday, with giants like Tesla and Nvidia leading the trading ranks. As layoffs and technical adjustments become key industry terms, companies actively tackle the dual challenges of cost pressures and market demand.

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