Volume

On-Balance Volume

OBV

Keeps a running total that adds volume on up-close bars and subtracts it on down-close bars. A rising OBV line suggests accumulation; a falling line suggests distribution, even before price confirms the move.

Tips

OBV making new highs while price has not yet broken out is a bullish leading signal of accumulation

Divergence between OBV and price is one of the earliest warnings of trend exhaustion