Around two-thirds of investors were asset managers and one third were banks, Bejjani said
The programme is aimed at empowering youth with the right knowledge
Customers eligible will be contacted by SMS with the postponement made automatically, the bank said in an announcement.
The so-called "green" sukuk - whose proceeds will back environment-friendly projects - will be of benchmark size, which generally means over $500mln and are expected to price later on Tuesday
Shares in the new combined entity, which becomes the second biggest financial institution in Abu Dhabi, began trading on Wednesday.
IDB now has 10 Sukuk listed on the Middle East’s international financial exchange with a total value of $12.54billion.