The Trin-5 by Jerry Favors
ARTICLE SYNOPSIS ...The TRIN-5
by Jerry Favors
Whether you know it as the trading index (TRIN) or the Arms index, this particular indicator has inspired
variations ranging from an issue/volume-weighted long-term index to this, a short-term trading indicator
based on a five-day sum of TRIN. Newsletter publisher Jerry Favors explains.
Most traders are familiar with the trading index (TRIN), which was originally devised by Richard
Arms. (For obvious reasons, it is also referred to as the Arms index.) Its premise is simple enough: in
order to compute the trading index each day, divide the ratio of advancing issues ...