Classic Chart Patterns: Gartley’s AB=CD Pattern
History of the AB=CD Pattern In 1935 a book was published for sale to investors at an incredible price of $1500. That book was Profits in the Stock Market by H.M. Gartley. On page 249 Gartley describes a chart pattern, “Practical Use of Trend Lines,” which we now call the AB=CD Pattern. Gartley’s description of