ARTICLE SYNOPSIS ...The Gann Quarterly Revisited by David C. Reif The Gann quarterly chart, a trend-following indicator like other range breakout techniques, was previously described by Jerry Favors in the January STOCKS & COMMODITIES. Most trend-following indicators give less than satisfactory results in the absence of a strong trend, and Reif, whose research on the indicator goes back a number of years, concludes that the Gann quarterly chart is no exception. Take a look. The Gann quarterly chart is a long-term indicator that I began following 15 years ago. In doing so, I have put together a collection of cha...