Any purchase of shares in BisB by NBB and SIO from TID are subject to the completion of diligence investigations, obtaining all requisite regulatory consents and approvals, agreement on terms and approvals from respective boards.

BisB was established in 1979 as the first Islamic bank in Bahrain. Other major shareholders include The Islamic Development Bank holds 17.68 per cent, the Kuwait Investment Company 11,81 per cent and Kuwait Awqaf Public Foundation 7.27 per cent.