what is the upside downside ratio 
the upside downside ratio is a metric used by technical analysts to determine the direction change of financial assets more specifically it calculates the upward versus downward volume this ratio is calculated by dividing advancing issues volume traded that close above their opening price by declining issues volume traded that close below their opening price analysts and investors use this ratio to understand the momentum of a financial instrument company market sector or economy at any given time this helps identify entry and exit points to maximize gains and minimize losses 