Delek Group, the oil-to-real-estate conglomerate, said Tuesday it raised NIS 300 million through a bond sale to institutional investors. The bonds are non-convertible and carry and annual interest rate of 5.4%, payable quarterly. The capital and interest are linked to the consumer price index. The bonds will be repaid after 12 years in one payment, and have been rated "AA" bonds by Maalot.