share purchase agreementshare purchase agreement: in company law, an agreement gover... More: in company law, an agreement governing the terms upon which the sharesshares: a unit in a company that quantifies what portion of ... More in a company are sold; sometimes referred to as an “SPA” for short; could relate to the sale of some or all of the company’s sharesshares: a unit in a company that quantifies what portion of ... More; particularly where 100% or a controlling interest of the sharesshares: a unit in a company that quantifies what portion of ... More are being sold, the buyer will often want to examine the state of the company via a careful due diligencedue diligence: in corporate and commercial law, the carrying... More process.