The Klinger Oscillator, developed by Stephen Klinger, is a volume-based technical indicator that attempts to identify the long-term trend of money flow while remaining sensitive enough to detect short-term price reversals. It is based on the concept of Volume Force — combining price direction, the range of the price bar, and volume into a single measure of buying or selling pressure. The oscillator itself is the difference between two exponential moving averages of the Volume Force — typically a 34-period EMA subtracted from a 55-period EMA — with a signal line (a 13-period EMA of the oscillator) used to generate trade signals. A buy signal occurs when the Klinger Oscillator crosses above its signal line from below, while a sell signal occurs when it crosses below the signal line from above. Divergences between the oscillator and price are considered the most reliable signals — a bullish divergence (price falling but oscillator rising) suggests accumulation despite the price decline. In Indian equity markets, the Klinger Oscillator is used by volume-price analysts on Nifty 50 and large-cap stocks to identify institutional accumulation and distribution phases that precede significant trend moves.