greenshoe option
13(as defined in Article 2 of the Buy-back and Stabilisation Regulation) an option granted by the offeror in favour of the investment firm(s) or credit institution(s) involved in the offer for the purpose of covering overallotments, under the terms of which such firm(s) or institution(s) may purchase up to a certain amount of relevant securities at the offer price for a certain period of time after the offer of the relevant securities.