What would you monitor post-close to measure synergy realization?

• A. Number of press releases.
• B. Employee headcount only.
• C. Actual cost savings realized vs baseline, integration milestones achieved, and time-to-sustainability.
• D. Market share alone.

Answer: (C)

When assessing value creation after a deal, you need a measurement set that shows the real, durable impact of the synergistic plan. The best option combines financial outcomes with execution progress and durability: actual cost savings realized versus a pre-defined baseline, the completion of key integration milestones, and the time it takes to sustain those benefits. This approach directly ties what you promised in the business case to what you actually delivered, and it tracks whether the improvements endure over time.

Press releases focus on messaging rather than results, so they don’t prove whether synergies were achieved. Monitoring headcount alone ignores many other important levers of value, and layoffs or hires can mislead about true savings and integration progress. Market share changes reflect a strategic outcome but don’t quantify whether the targeted synergies were realized or sustained.