How the Relative Strength Index (RSI) Works As a momentum indicator, the relative strength index compares a security's strength on days when prices go up to its strength on days when prices go down.

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 ...

We had no trade exits last week, so in lieu of an Exits post, let’s talk about a technical indicator. One of the indicators that made the materials stock in our Friday trade alert attractive was its ...

Comparing the Consumer Discretionary Select Sector SPDR Fund (XLY) to the Consumer Staples Select Sector SPDR Fund (XLP) is a popular way to measure the strength of the consumer. The XLY is a consumer ...

Learn how to measure the magnitude of price changes in 11 minutes Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Investopedia / ...