On December 11, 2024, U.S. stock markets closed with mixed performance. The Dow Jones Industrial Average fell by 0.22%, while the NASDAQ surged by 1.77% and the S&P 500 increased by 0.82%.

In sector performance, the New Energy Vehicle sector saw a significant rise of 5.57%, with notable gains in Tesla Motors up 5.93%. Meme stocks also performed well, with a 5.11% increase, and GameStop rising by 7.58%. The Bitcoin sector rose by 3.50%, with Coinbase Global Inc. up 3.77%. The ChatGPT sector saw a 3.20% increase, with Alphabet up 5.46%.

Apple fell by 0.52%. The NASDAQ Composite Index historically surpassed the 20,000-point mark, with tech giants like Apple and Tesla reaching new highs. Apple is collaborating with Broadcom to develop an AI-specific server chip, boosting both companies' stock prices.

NVIDIA Corp rose by 3.14%. The U.S. Supreme Court allowed a class-action lawsuit against Nvidia to proceed, accusing the company of misleading investors about its reliance on cryptocurrency mining. This decision, along with an investigation by China into Nvidia for potential anti-monopoly violations, impacted the stock.

Alphabet surged by 5.46%. The stock hit a record high after President-elect Donald Trump appointed Andrew Ferguson as the new chair of the Federal Trade Commission, expected to end the antitrust case against Alphabet. Additionally, Alphabet's release of its advanced AI model, Gemini 2.0, contributed to the stock rally.

Tesla Motors rose by 5.93%, reaching an all-time high. The company's strong sales in China and optimism about its self-driving ambitions under Trump's administration boosted the stock.

Broadcom increased by 6.63%. The company is partnering with Apple to develop an AI-specific server chip, expected to be produced by 2026, which led to a rise in Broadcom's stock.

Reddit gained 6.41%. Wells Fargo initiated coverage with an overweight rating and a price target of $206, leading to a premarket gain. Reddit's first quarterly profit and AI content licensing deals contributed to the positive outlook.

UnitedHealth dropped by 5.60%. Lawmakers are introducing legislation that could force UnitedHealth and other companies to divest their pharmacy businesses, causing the stock to plummet amidst regulatory concerns.