In the

securities A security is a tradable financial asset. The term commonly refers to any form of financial instrument, but its legal definition varies by jurisdiction. In some countries and languages people commonly use the term "security" to refer to any for ...

market, buying in refers to a process by which the buyer of securities, whose seller fails to deliver the securities

contract A contract is a legally enforceable agreement between two or more parties that creates, defines, and governs mutual rights and obligations between them. A contract typically involves the transfer of goods, services, money, or a promise to tr ...

ed for, can buy the securities from a third party and demand the difference in price from the original seller. Thus, the original seller need not deliver the sold security, but must provide the cash difference of the security sold. A buy in event occurs when the original counterparty, the seller, fails to make delivery on the actual security transacted.

Securities market use

Buy-in rule on the UK equity market

On the

English English usually refers to: * English language * English people English may also refer to: Peoples, culture, and language * ''English'', an adjective for something of, from, or related to England ** English national ...

stock exchange A stock exchange, securities exchange, or bourse is an exchange where stockbrokers and traders can buy and sell securities, such as shares of stock, bonds and other financial instruments. Stock exchanges may also provide facilities for t ...

, a transaction by which, if a member has sold securities which he fails to deliver on settling day, or any of the succeeding ten days following the settlement, the buyer may give instructions to a stock exchange official to "buy in" the stock required. The official announces the quantity of stock, and the purpose for which he requires it, and whoever sells the stock must be prepared to deliver it immediately. The original seller has to pay the difference between the two prices, if the latter is higher than the original contract price. A similar practice, termed "

selling out "Selling out", or "sold out" in the past tense, is a common expression for the compromising of a person's integrity, morality, authenticity, or principles by forgoing the long-term benefits of the collective or group in exchange for personal g ...

," prevails when a purchaser fails to take up his securities.

References

{{reflist Financial markets