DUBAI, March 12 (Reuters) - Bahrain-based Investcorp INVB.BH said on Sunday Abu Dhabi state investment fund Mubadala Development MUDEV.UL had completed a deal to acquire a 20 percent stake in the alternative investment firm's parent, Investcorp Bank.

Investcorp said in July that Mubadala would buy 9.99 percent of Investcorp immediately, and a further 10.01 percent following regulatory approvals, making it the largest shareholder of Investcorp. urn:newsml:reuters.com:*:nL8N1AE6EY



(Reporting by Tom Arnold; Editing by Stephen Coates) ((Tom.Arnold@thomsonreuters.com; +97144536265; Reuters Messaging: tom.arnold.thomsonreuters.com@reuters.net))