What Is Trading Volume?
Here is the thing: Trading volume is the total amount of cryptocurrency bought and sold in a given time period. It is like a popularity meter, the higher the volume, the more action is happening.
Think of it this way: Price tells you what people are willing to pay, but volume tells you how many people are trading. Price without volume is like knowing a restaurant's prices but not knowing if anyone is eating there.
Trading volume measures how much real money is flowing into and out of a cryptocurrency. High volume = lots of interested traders. Low volume = nobody cares.
Why Volume Is Critical
Volume Confirms Price Movements
The golden rule: Volume should confirm the price. If it does not, something is wrong.
Healthy trend (volume agrees with price):
- Price rising + volume rising = Strong uptrend
- Price falling + volume rising = Strong downtrend
- Real money is moving the market
Unhealthy trend (volume contradicts price):
- Price rising + volume falling = Weak move, likely fake
- Price falling + volume falling = Weak selling, could bounce
If the price makes a new high but volume is lower than at the previous high, that is a "divergence", a warning sign that the trend could end.
Volume Shows Market Interest
High volume means:
- Many traders are watching this coin
- Large players (institutions, whales) are involved
- News or events are driving action
- Liquidity is good, you can easily enter and exit
Low volume means:
- Nobody cares about this coin
- Probably just retail traders trading among themselves
- Harder to enter and exit without moving the price
- Price movement could be fake or manipulated
Real-world example:
- Bitcoin: $30 billion daily volume = deep, liquid market
- Small altcoin: $50,000 daily volume = shallow, risky market
Always check volume before trading. You might get into a trade, but can you get out?
Types of Volume
1. Spot Volume
What it is: Actual buying and selling of cryptocurrency on spot markets
Example:
- You buy 1 BTC on Coinbase
- That is 1 BTC added to spot volume
Significance: Shows real trading, not speculation
2. Derivatives Volume
What it is: Trading volume from futures, options, and perpetual swaps
Example:
- You open a $100,000 Bitcoin futures position
- That gets added to derivatives volume (NOT to spot volume)
Significance: Shows speculative interest, often much larger than spot volume
When derivatives volume >> spot volume, the market is dominated by speculators, not genuine buyers/sellers.
3. On-Chain Volume
What it is: Actual tokens being moved between wallets on the blockchain
Example:
- You send 10 BTC from your wallet to an exchange
- That is 10 BTC on-chain volume
Significance: Shows real use and movement, not just exchange trading
How to Read Volume
Volume Bars Explained
On your chart:
- Volume bars are usually at the bottom
- Green bars = price closed higher than it opened
- Red bars = price closed lower than it opened
- Taller bars = more volume in that period
Example:
Price chart shows:
Day 1: Large green candle + Tall volume bar = Strong buying
Day 2: Small red candle + Low volume bar = Weak selling
Day 3: Large green candle + Tiny volume bar = Fake move (no conviction)
Volume should increase on breakout moves. If the price breaks resistance with tiny volume, it is likely a fake-out.
Important Volume Patterns
Pattern 1: Volume Spike
What it looks like:
- Sudden massive volume bar
- 5-10x normal volume
- Usually around news or major events
What it means:
- Something big is happening
- Whales or institutions are moving
- Could be start of a new trend OR blow-off top
Trading implication: Wait for the dust to settle before entering
Pattern 2: Volume Decline
What it looks like:
- Volume bars getting progressively smaller
- Price might be moving, but nobody cares
What it means:
- The trend is running out of steam
- Interest is fading
- Reversal is likely coming
Trading implication: Do not chase trends with falling volume
Pattern 3: Volume Expansion
What it looks like:
- Volume bars getting progressively larger
- More and more traders joining the move
What it means:
- Trend is gaining strength
- More traders are taking notice
- Momentum is building
Trading implication: This is where you want to be in trades
Real Trading Examples
Example 1: The Volume Confirmation
Scenario:
- Bitcoin breaks above resistance at $30,000
- Volume is 2x the daily average
- Price holds above $30,000
Analysis:
- Real breakout (volume confirms)
- Strong buying pressure
- Likely to continue higher
Trade action: Buy the breakout with confidence
Comparison:
- Bitcoin breaks above resistance at $30,000
- Volume is 0.5x daily average (very low)
- Price falls back below $30,000 the next day
Analysis: Fake breakout (volume does not confirm)
Example 2: The Volume Divergence
Scenario:
- Bitcoin makes a new high at $35,000
- Volume is lower than at the previous high ($32,000)
- Price starts to struggle
Analysis:
- Buyers are exhausted
- Fewer people interested at higher prices
- Warning signal for a potential top
Trade action: Take profits, tighten stops, do not buy the breakout
Example 3: The Volume Pump
Scenario:
- Small altcoin suddenly does 100x normal volume
- Price shoots up 50%
- No actual news or developments
Analysis:
- Likely P&D (pump and dump)
- Whales pumping the price to dump on retail
- Volume will suddenly dry up
Trade action: No FOMO. If you are already in, take profits immediately
When a coin with $100,000 daily volume suddenly does $10 million, that is not organic. That is manipulation.
Volume Strategies
Strategy 1: Volume Breakouts
Setup:
- Price consolidates in a range
- Volume decreases during consolidation
- Price breaks out with a volume increase
Entry: Buy when volume spikes on the breakout
Stop loss: Below the breakout level
Take profit: Next resistance level
The bigger the volume spike on breakout, the more reliable the move.
Strategy 2: Volume Climax
Setup:
- Extended trend (up or down)
- Massive volume spike
- Price stalls or reverses
What happens:
- Last panicked buying or selling
- Everyone who wanted to trade has traded
- Exhaustion point
Trade action: Take profits, look for reversal
Strategy 3: Volume Trend Confirmation
Setup:
- Price trending up
- Volume rising as price rises
- Healthy trend
Trade action: Stay in long positions, use trailing stops
Warning signal: Price makes new high but volume falls
Trade action: Tighten stops, prepare to exit
Common Mistakes to Avoid
Mistake 1: Ignoring Volume
Wrong: Trading based only on price patterns
Result: You will constantly get tricked
Right: Always check volume to confirm price moves
Mistake 2: Chasing Low-Volume Moves
Wrong: Buying breakouts with tiny volume
Result: Fake-outs, stopped out
Right: Wait for volume confirmation before entry
Mistake 3: Overtrading Low-Volume Coins
Wrong: Trading altcoins with $50,000 daily volume
Problem:
- Hard to enter/exit
- Easy to get stuck
- Price manipulation is easy
Right: Trade coins with at least $1M+ daily volume (preferably much more)
Mistake 4: Ignoring Volume Divergence
Wrong: Not noticing when price rises but volume falls
Result: You buy the top, trend reverses, you get punished
Right: Watch for divergences, they are early warning signs
Pro Tips from Experienced Traders
- Volume precedes price, Large volume movements often signal important trend changes
- Compare to average. Is current volume above or below the 30-day average?
- Watch for volume spikes, These signal important market events
- Volume > price patterns, Volume is more reliable than most technical indicators
- Watch volume at key levels, High-volume breakouts are real, low-volume ones are fake
- Falling volume = weakening trend, Regardless of what price is doing
- Check volume across exchanges. Is volume high on one exchange but low on others? Something is off.
Key Takeaways
- Volume confirms price, Price movement without volume is suspicious
- High volume = real interest, low volume = nobody cares
- Volume precedes price, large volume moves often signal reversals
- Watch for divergences, price up/volume down = warning sign
- Volume spikes matter, they signal important events or reversals
- Check average volume, compare current volume to the norm
- Trade liquid markets, avoid low-volume coins
- Volume is the truth, price can lie, volume cannot
Conclusion: Volume is the fuel that moves markets. Price tells you where a cryptocurrency is going, but volume tells you whether the move is real or fake. Ignore volume at your own risk. The best traders always check volume before making decisions. It is the difference between trading with the herd and being run over by it.
Related Terms
- Liquidity, How volume affects your ability to trade
- Market Capitalization, Total value, different from volume
- Order Book, Shows open orders, not executed trades
- Volume Profile, Volume at specific price levels
- On-Balance Volume, Indicator tracking cumulative volume