Mon Sep 22 18:50:00 UTC 2025: Here’s a news article summarizing the market activity on Monday, based on the provided text:

**Tech Giants Lead Wall Street to New Highs Despite Inflation Concerns and Policy Shifts**

NEW YORK – U.S. stocks climbed higher on Monday, continuing a record-setting run fueled by gains in Big Tech companies. The Dow Jones Industrial Average edged up, while the S&P 500 and Nasdaq Composite saw more significant gains, led by Nvidia, Tesla and Apple. Nvidia, in particular, surged after announcing plans to invest up to $100 billion in OpenAI. Tesla stock rose in anticipation of their future self-driving technology and new product offerings, hitting a 2025 high.

The market is anticipating the latest Personal Consumption Expenditures (PCE) price index this Friday, which will provide insights into the Fed’s next moves regarding interest rates. Several Fed officials, including Chair Jerome Powell, are scheduled to speak this week, offering further clues about monetary policy.

Gold prices also hit a new all-time high, fueled by expectations of further interest rate cuts. However, Bitcoin and other cryptocurrencies experienced a sharp downturn, as traders liquidated over $1.5 billion in bullish positions.

Several major business stories also impacted trading:

* **TikTok Deal:** Oracle shares reversed earlier losses after the White House confirmed the company would be part of a consortium of investors controlling TikTok’s US operations, ensuring security of user data.
* **H1-B Visa Fees:** Concerns arose over the potential impact of the Trump administration’s plan to impose $100,000 fees on H1-B work visas, with major tech companies like Microsoft and Goldman Sachs issuing warnings to employees.
* **ASML Upgrade:** Shares of chipmaking machinery producer ASML jumped after Morgan Stanley upgraded its stock, citing potential growth driven by AI and memory chip demand.
* **Energy Stocks:** Constellation Energy and Vistra rallied following bullish analyst calls, driven by increasing demand for data center power.
* **Pfizer Acquisition:** Pfizer announced it would acquire Metsera, a weight-loss drug developer, for up to $4.9 billion plus additional payments, causing Metsera’s stock to surge.
* **T-Mobile Leadership Change:** T-Mobile’s stock dipped slightly after announcing its CEO, Mike Sievert, would step down in November, with Srinivasan Gopalan taking over.

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