The Bahrain All-Share Index added 0.40% Tuesday, to reach 1,128.61, still trading 1.31% below its level on January 1. Bank of Bahrain and Kuwait or BBK posted the largest advance, ending up 2.60% at BD0.394. Earlier in the day BBK said it has the third consecutive year conducted a Crisis Management Simulation Exercise on June 23rd, 2012. "The aim of the exercise is to invoke the bank-wide Business Continuity Plans (BCP) to ensure that critical banking services are recovered and available to customers in the shortest possible time in case of an unforeseen incident," BBK said in a statement to the Bahrain Bourse. Shares of Gulf Hotel Group were the only securities which lost in value (off 1.55% at BD0.635).