Define: Share Sale

What Share Sale Means in a Contract

A Share Sale is a contractual mechanism by which ownership of a company changes hands not by transferring its underlying assets, but by transferring the shares that represent legal ownership of the company itself. When a contract defines Share Sale, it is usually describing the trigger event that matters for pre-emption rights, change of control clauses, or restrictive covenants elsewhere in the agreement. The definition typically captures both an outright sale of shares and the grant of an option or other right to acquire or dispose of shares, recognising that control can shift through mechanisms short of an immediate transfer.

The defining feature is the outcome, not just the mechanics. A transaction only counts as a Share Sale under most drafting if it results in the purchaser, together with any persons Acting in Concert with them, acquiring a Controlling Interest in the company. This means a small, isolated transfer of a minority stake usually falls outside the definition, while a series of connected smaller transfers that cumulatively hand over control will typically be caught.

Contracts using this term are often trying to draw a bright line around events that should trigger specific consequences, such as vesting acceleration for employee shareholders, buy-back rights for other shareholders, or notification duties to lenders or landlords. Understanding this purpose helps explain why the definition is drafted so broadly to capture indirect or staged acquisitions of control.

How Share Sale Is Defined or Measured

Measuring whether a Share Sale has occurred generally requires looking at two things: the nature of the transaction and the resulting ownership position. The transaction itself can be a single sale agreement, an option granted over shares, or a combination of transactions executed over time. Many definitions expressly aggregate related transactions so that a party cannot avoid triggering the clause by splitting one large transfer into several smaller ones.

The resulting ownership position is usually assessed against a Controlling Interest threshold, commonly defined elsewhere in the agreement or by reference to voting rights, board appointment rights, or a percentage shareholding. Acting in Concert provisions extend the analysis beyond a single buyer, treating coordinated purchasers as a single acquiring party for the purpose of determining whether control has passed.

• Whether the transfer involves an outright sale or merely a right to acquire or dispose of shares.
• Whether multiple transactions should be aggregated as a series.
• Whether the purchaser and any associated parties collectively cross the Controlling Interest threshold.
• Whether any carve-out applies, such as an internal group reorganisation that leaves ultimate control unchanged.

Where Share Sale Appears in Agreements

The concept most naturally appears in a