IN PLAIN ENGLISH
The risk that one holding or one sector is a big enough slice to swing your whole result.
WHERE YOU MEET IT
The health score's concentration measure, and each holding's weight in a Pie Chart of your stock portfolio.
WATCH OUT FOR
Winners create it quietly: the thing that grew fastest is now your biggest risk.
FULL DEFINITION
A shift in portfolio risk profile over time caused by concentration, sector imbalance, or factor changes.
EXAMPLE
A winning tech position grows from 12% to 33% and increases concentration risk.
EXPLAINED IN
Educational content only. It is not personal financial advice.