Volume

Beginner
Diperbarui Oct 13, 2026

What Is Volume?

Volume is the total number of units of an asset bought and sold during a given period, measuring how much of that asset changed hands across all executed trades.

Each completed trade on an exchange contributes to the total volume. When a buyer and a seller agree on a price, the exchange records the transaction, and that data feeds into the volume calculation. Volume can be measured in the base asset (such as shares, or tokens) or in the quote asset (such as USD or USDT), depending on the denomination chosen by the trader or platform.

How Volume Works

Trading volume is calculated by summing all completed transactions over a specific timeframe, such as one minute, one hour, or one day. 

Only executed trades count toward volume; orders that are placed but never filled do not contribute. For example, if 100 shares of a stock change hands in a single day, the daily volume for that stock is 100 shares.

Volume can be denominated in any trading asset, including stocks, bonds, fiat currencies, and cryptocurrencies. For instance, if Alice sells 5 BNB to Bob for 200 USD each, the volume of that transaction can be expressed as either 5 BNB or 1,000 USD, depending on the denomination used.

Binance Spot

Exchanges typically display volume as a histogram at the bottom of price charts, with each bar representing the total volume during a specific time interval. Many platforms also overlay a moving average on the volume bars to help traders identify whether current activity is above or below the recent average.

Why Volume Matters in Trading

Traders use volume as an indicator to assess the strength and validity of price movements. 

When a price change is accompanied by high trading volume, it may suggest that the move has broader market participation and could be more sustainable. Conversely, a price move on low volume may indicate weaker conviction and could be more prone to reversal.

Volume also provides insight into market liquidity. High-volume markets tend to have tighter bid-ask spreads and lower slippage, making it easier for traders to enter and exit positions at their desired prices. Low-volume markets can experience wider spreads and higher slippage, which may increase trading costs.
Price levels with historically high volume can give traders an indication of where entry and exit points may be located, as these areas often act as support or resistance zones. Reversals, exhaustion moves, and sharp changes in price direction are often accompanied by volume spikes, since these tend to be the times when the highest number of buyers and sellers are active.
A rising market typically benefits from increasing volume, indicating continued buyer interest. Increasing volume during a downtrend may suggest growing sell pressure. Some traders combine volume analysis with a moving average to smooth out short-term fluctuations and gauge the overall strength of the prevailing trend.