Learn how to use the Relative Vigor Index (RVI) to measure trend strength and smooth price fluctuations in trading, with an easy-to-understand formula and strategies.

Forbes contributors publish independent expert analyses and insights. John Navin is a Colorado-based journalist who writes about stocks. The S&P 500 on Friday hit another new high – it was brief as ...

The U.S. stock market has been on an exceptional rally since 2023, with the S&P 500 surging 24.2% that year, followed by a 23.3% gain in 2024. This two-year climb of 53% marks the index's best ...