The Reports tab or a specific report? The former is controlled by the user's profile, the latter can be controlled by creating a custom report folder, and assigning just the CEO as a viewer of this folder. All reports in the folder will be visible to the CEO only in that scenario.
The Reports tab or a specific report? The former is controlled by the user's profile, the latter can be controlled by creating a custom report folder, and assigning just the CEO as a viewer of this folder. All reports in the folder will be visible to the CEO only in that scenario.