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L.7 · ADVANCED · 2 MIN

Synergy Valuation and the Control Premium

Overpaying for synergies is the single most common way acquirers destroy value. Rigorous synergy valuation requires decomposing the combined value and applying the right discount rates.

Quiz · 5 questions ↓

Formula

Max Price = Standalone Value + PV(Synergies) − Integration Costs

Key point

The control premium (20–40% over trading price) should be justified by synergies. If the premium exceeds the PV of synergies minus integration costs, the acquirer is transferring value from its shareholders to the target’s shareholders.

Try it

When a deal is announced, compare the premium paid to the estimated synergies. If the premium equals 100% of synergy value, the buyer is giving ALL the benefit to the seller.

Check-in

An acquirer pays a 30% premium ($300M) for a target worth $1B. Expected synergies are $40M/year (PV ~$320M). Integration costs are $80M. Good deal?

Key insight

The golden rule of M&A: never pay 100% of synergy value. Ideally, the buyer captures at least 50% of the synergies and shares the rest with the target. A deal where the seller captures all the synergies creates no value for the buyer’s shareholders.

Check-in

Control premium: private market values a target at $50/share; buyer pays $68 = 36% premium. Why?
Check your understanding

Sit with the ideas.

An acquirer is evaluating a target with $200M in projected annual synergies: $120M in cost savings and $80M in revenue synergies. The acquirer's unlevered cost of capital is 9%, and the cost of debt is 5%. Management plans to discount all synergies at WACC (7.5%). What is the more appropriate approach?

Why:
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