Beyond Borders: The Significance of the S&P 500 in Options-Based Strategies Sue Lee APAC Head of Index Investment Strategy S&P Dow Jones Indices In the U.S. market, options-based ETFs have experienced exponential growth in recent years, with total assets reaching USD 245 billion as of December 2025. These strategies have been increasingly adopted as mainstream tools in portfolio construction, offering more predictable outcomes and income diversification.