August 17, 2026

The hire was right. The résumé was strong, the interviews confirmed it, the board signed off. Six months later, momentum has stalled, the team is uneasy, and no one can point to the moment it went wrong.
The numbers are hard to ignore. A new executive takes six to 12 months to reach full effectiveness. When a transition fails outright, replacement can cost up to 400 percent of their salary. At the top of the org, poor CEO transitions have been tied to roughly $1 trillion in lost market value, and more than 2,000 CEOs exited their roles in the U.S. last year alone — every one someone's carefully chosen hire.
Most organizations treat a new executive's arrival as an onboarding event — logistics, orientation, a welcome lunch — rather than a structured integration. Executive onboarding answers “Where do I sit and what are the passwords?” Integration answers “How do I earn trust, read the culture and make early decisions that land?” Three failure patterns show up again and again:
Effective transition starts with ownership. The failure is preventable, not left to chance, and when somebody takes ownership of that transition — clarifying the role, preparing the leader, and building trust and relationships — a potential executive is given everything they need to succeed.
See where your organization's leadership transitions carry the most risk.
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