Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

First introduced in 1978 in the book New Concepts in Technical Trading Systems by J. Welles Wilder, the average true range (ATR) indicator has long been a valuable tool for technical traders of all ...

The Supertrend indicator gives traders a cleaner way to read market direction by turning volatility into a visual trend ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Vikki Velasquez is a researcher and writer ...