The **Fortune 500** is an annual ranking compiled and published by *Fortune* magazine that lists the 500 largest U.S. corporations by total revenue for their respective fiscal years. It serves as a definitive benchmark of corporate success and influence in the United States, encompassing both publicly traded and privately held companies that file financial statements with government authorities[2][3][5][7]. **Founded in 1955**, the Fortune 500 has evolved into a prestigious symbol of business achievement, widely recognized across industries including technology, retail, healthcare, finance, and energy. It reflects the economic landscape of the U.S. and highlights companies that shape global markets. The list is based on comprehensive revenue data, typically from 10-K filings, and it excludes private firms that do not disclose their financials or companies failing to report at least three quarters of fiscal data[2][3]. As of 2025, the Fortune 500 companies collectively generated nearly **$20 trillion in revenue** and about **$2 trillion in profits**, employing over **30.8 million people** worldwide[2][3]. The median revenue for these companies is approximately $16.64 billion. Leading the 2025 list for the 12th consecutive year is **Walmart**, followed by Amazon, UnitedHealth Group, Apple, and CVS Health among the top companies[1][7]. Notably, the list has seen a record number of **33 women CEOs**, which is about 6.6%, reflecting increasing diversity in corporate leadership[1][2]. The Fortune 500 not only highlights financial power but also mirrors broader business trends such as sustainability initiatives, technological innovation, and sector growth. For example, sectors like finance, energy, motor vehicles, technology, and healthcare dominate the list, representing over 60% of companies and 66% of total revenue[1]. The list also provides insight into shifting global dynamics, with U.S. companies maintaining a lead over Greater China i