Arms Short-Term Trading Index
(redirected from Arms' Index)Arms Short-Term Trading Index
Also called TRIN. In technical analysis, a measure of the strength of short-term market movements. It is calculated thusly:
TRIN = (Advancing securities / Declining securities) / (Volume of advancing securities / Volume of declining securities)
A TRIN measure below 1 indicates that there are more advancing securities on higher volume and is therefore a bullish indicator. A TRIN above 1 indicates the opposite and is thought to be bearish.
TRIN = (Advancing securities / Declining securities) / (Volume of advancing securities / Volume of declining securities)
A TRIN measure below 1 indicates that there are more advancing securities on higher volume and is therefore a bullish indicator. A TRIN above 1 indicates the opposite and is thought to be bearish.
Arms Short-Term Trading Index (TRIN)
A short-term technical index that indicates the strength of the volume of advancing stocks relative to that of declining stocks. TRIN is calculated as advances/declines / up volume/down volume An index reading of greater than one indicates more activity in declining stocks.