How do you handle a situation where a leadership team member consistently completes their assigned Rocks at ninety percent completion instead of finishing them?

Question

Tyler Smith · Accepted Answer

In the EOS® framework, a Rock is binary. It is either completed, or it is not. Ninety percent completion is incomplete, and it counts as a zero.

When an executive regularly reports that their Rock is ninety percent done at the end of a quarter, it reveals one of three operational flaws: poor scoping, weak delegation, or a refusal to define clear finish lines.

During our quarterly session, we do not reward partial credit. We examine why the deliverable failed to cross the tape.

- If the Rock was scoped too broadly, such as overhaul enterprise software, we teach the leader how to define an achievable, specific milestone that can genuinely be executed within ninety days.
- If the leader hit ninety percent because they hoarded the final approvals and refused to delegate tasks to direct reports, we address their seat on the Accountability Chart and their ability to Delegate and Elevate.
- If the failure stems from treating ninety-day deadlines as loose suggestions, we address the lack of personal accountability directly in front of their peers.

A leader who consistently lands at ninety percent is usually creating an operational bottleneck for everyone else. By enforcing strict binary completion, we train your executives to set realistic commitments, eliminate last-mile delays, and follow through completely. Finishing what you start is the entire difference between activity and traction.