This week, investors and traders are preparing for a series of major events that could affect the U.S. market.。While the Presidents Day holiday left markets relatively calm on Monday, the week ahead will be full of energy, from closely watched earnings reports to key economic data releases.。Here are the important events you need to focus on:

Nvidia's earnings call: This week's highlight is undoubtedly Nvidia's earnings report on Wednesday。As a bellwether for the tech industry, the market will be closely watching its performance and outlook, especially for the impact of AI developments and U.S. government restrictions on its China operations.。Investors will also seek updates on new product launches, with recent volatility in share prices pointing to high risks。

Fed Minutes: Fed minutes released Wednesday will provide investors with a deeper understanding of the central bank's monetary policy stance, with implications for interest rate expectations and market sentiment。

Wal-Mart Stock Split: Friday marks the effective date of Wal-Mart Inc. 's 3-to-1 stock split, a major event for shareholders and a reflection of the company's confidence in its business prospects and its desire to make its stock more accessible to a wide range of investors。

Other earnings to watch: In addition to Nvidia, the market will also digest reports from major players in various industries such as Wal-Mart, Home Depot and Medtronic, which will provide insights on consumer behavior, the real estate market and healthcare spending。

Regulatory and Industry Watch: The closed-door meeting of the FTC (Federal Trade Commission) and the volume of options traded by companies such as Digital World Buyout and SunPower Corp. hint at the potential volatility and regulatory impact the tech and energy industries may face。Investors need to maintain a balance between caution and opportunism, as these events may significantly affect market trends and the performance of individual stocks。