For the purposes of this Regulation, the following definitions shall apply:

(1) "commodity" means any goods of a fungible nature that are capable of being delivered, including metals and their ores and alloys, agricultural products, and energy such as electricity;

(2) "issuer" means an entity which issues transferable securities and, where appropriate, other financial instruments;

(3) "Community issuer" means an issuer which has its registered office in the Community;

(4) "third country issuer" means an issuer which is not a Community issuer;

(5) "normal trading hours" for a trading venue or an investment firm means those hours which the trading venue or investment firm establishes in advance and makes public as its trading hours;

(6) "portfolio trade" means a transaction in more than one security where those securities are grouped and traded as a single lot against a specific reference price;