Comprehensive US stock backtesting and historical performance analysis to validate investment strategies before committing capital to any trading approach. We provide extensive historical data that allows you to test any trading idea before risking real money in the market. Our platform offers backtesting frameworks, performance attribution, and statistical analysis for strategy validation. Validate your strategies with our professional-grade backtesting tools and comprehensive historical data for better results.
U.S. equities posted moderate gains during today’s trading session, as of market close on 2026-04-09. The S&P 500 settled at 6820.23, representing a 0.55% increase from the prior session close, while the tech-heavy NASDAQ Composite rose 0.71% to outperform the broader index. The CBOE Volatility Index (VIX), a common gauge of implied market volatility, closed at 20.03, right around its long-term historical average, signaling no extreme levels of fear or greed among market participants at present.
Sector Performance
Technology
1.2%
Healthcare
0.5%
Financials
-0.3%
Energy
-0.8%
Consumer
0.2%