The standard deviation of the difference between an ETF's returns and its benchmark index returns. How closely the ETF follows what it's supposed to track.
Tracking Error — The standard deviation of the difference between an ETF's returns and its benchmark index returns. How closely the ETF follows what it's supposed to track.
Key facts
Category
ETF-specific
Definition
The standard deviation of the difference between an ETF's returns and its benchmark index returns. How closely the ETF follows what it's supposed to track.
The standard deviation of the difference between an ETF's returns and its benchmark index returns. How closely the ETF follows what it's supposed to track.
How does IndexAlpha use Tracking Error?
Surfaced on the ETF Performance card. A passive index ETF with high tracking error is a red flag — investigate before holding.