bid class securities

[sergiusz]

Пожалуйста, помогите перевести. bid class securities
Выражение встречается в следующем контексте:"Voter" means a person (other than the bidder under a proportional takeover bid or an associate of that bidder) who, as at the end of the day on which the first offer under that bid was made, held bid class securities for that bid.
Заранее спасибо

[алешаBG]

если поможет:
"bid class" of securities for a takeover bid is the class of securities to which the securities being bid for belong.