Slippage
The difference between the expected trade price and the average execution price.
Plain languagePractical exampleConnected reading
01
What is it?
The difference between the expected trade price and the average execution price.
02
Why does it matter?
Slippage affects realized returns, especially in fast, thin or news-driven markets.
03
How should it be read?
Measure it alongside order type, size, spread and depth.
04
Common mistake
Accounting for commission while ignoring execution slippage.
A simple example
If a large buy order in an asset quoted at 10.00 executes at 10.04 on average, slippage is 0.04.