Leadership changes at the top level, especially with the CEO taking on the chairman role, often signal a strategic shift or a reinforcement of current strategies, which can affect investor sentiment. The exit of CD&R, a major stakeholder, might also be viewed positively if investors believe this will lead to more independent decision-making or negatively if seen as a loss of support. The impact on the stock will depend on how these changes are perceived in terms of future growth and profitability.