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Ashridge portfolio display

The Ashridge portfolio display assesses business units by their fit with a corporate parent and the parent’s opportunities to add value. Heartland units fit well and benefit from parenting; ballast units fit but offer limited extra benefit; value traps offer apparent improvement opportunities alongside damaging misfit; alien units fit poorly and offer little parenting benefit. Edge-of-heartland units need careful development. The analysis concerns ownership and parenting capability rather than a unit’s market growth or relative market share.

Worked example

A parent with specialist procurement capability can help a familiar manufacturing unit, making it a potential heartland fit. Buying a creative business because it appears to need tighter control may instead create a value trap if that control damages its strengths.

Common mistake

Using BCG market-growth and relative-share axes for the Ashridge parenting assessment or assuming any profitable unit benefits from the same parent.

Where it appears in your exams

QualificationExamRelationshipPeriod
ACCA SBL Supporting September 2026–June 2027