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Looking for an Exit? How to Tackle an Earnout

Earnout structures have become a standard M&A tool for bridging the valuation gap that frequently emerges between buyer conservatism and seller optimism about future performance. The mechanism provides a base purchase price at closing with additional contingent consideration tied to post-acquisition performance milestones. The key variables that determine whether an earnout serves seller interests are the metric definition, measurement period, buyer's operational authority over the business during the earnout period, and the dispute resolution framework when actual performance is ambiguous relative to the targets.

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Marcus Magarian
Managing Director
August 1, 2021
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Key Question

How do earnout structures work in M&A and how should sellers protect their interests in earnout negotiations?

Earnouts bridge M&A valuation gaps through contingent performance-linked consideration, and sellers must negotiate metric definitions, measurement periods, and dispute mechanisms rigorously.

Key Takeaways

- Earnouts bridge M&A valuation gaps by providing contingent consideration tied to post-acquisition performance milestones - The metric definition is the most critical earnout negotiating point: vague or buyer-influenced metrics consistently produce disputes - The measurement period determines how much post-closing operating risk the seller bears for decisions the buyer controls - Buyers retain operational authority over the acquired business during the earnout period, creating inherent conflicts of interest - Sellers must negotiate dispute resolution mechanisms, metric definitions, and buyer operational restrictions before signing any earnout agreement

As a response to large valuations and the valuation gaps that frequently emerge between buyers and sellers in M&A transactions, earnout structures have become an increasingly important tool for getting deals done. An earnout is a contractual provision that entitles the seller to receive additional consideration after closing, contingent on the acquired business meeting certain financial or operational milestones. Rather than negotiating to a single fixed price, both parties agree on a base purchase price plus a variable component tied to future performance. Earnouts are most commonly used when the seller's projections are more optimistic than the buyer's, when a business is in an early or transitional stage where future performance is uncertain, or when the buyer wants the seller to remain engaged and accountable post-closing. They allow transactions to proceed that might otherwise stall over valuation disagreements. However, earnouts carry significant complexity and risk. The definition of the earnout metric, whether revenue, EBITDA, or a specific operational target, must be negotiated with precision. Post-close integration decisions by the buyer can materially affect whether the target is achievable. Disputes over earnout calculations are among the most common sources of post-M&A litigation. For sellers, the key protections include clearly defined metrics, non-interference covenants that restrict the buyer from taking actions that would impair earnout achievement, and dispute resolution mechanisms. Chatsworth Securities has extensive experience structuring and negotiating earnout provisions on behalf of both buyers and sellers, helping clients navigate the complexity to reach outcomes that work for all parties. A well-structured earnout can bridge a valuation gap and close a transaction; a poorly structured one can create years of conflict.
CS
Chatsworth View

Earnout structures have become a standard M&A tool for bridging the valuation gap that frequently emerges between buyer conservatism and seller optimism about future performance. The mechanism provides a base purchase price at closing with additional contingent consideration tied to post-acquisition performance milestones. The key variables that determine whether an earnout serves seller interests are the metric definition, measurement period, buyer's operational authority over the business during the earnout period, and the dispute resolution framework when actual performance is ambiguous relative to the targets.

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M&A & Capital Markets
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