The Monetary Authority has referred another 53 cases involving complaints of alleged misconduct regarding Lehman Brothers-related investment products to the Securities & Futures Commission, for it to decide whether to take further action.

This sixth batch of cases involves four licensed banks' alleged misconduct. The authority has referred 166 cases to the commission since October 17.

Up to November 20 the authority had received 18,672 complaints concerning Lehman-Brothers-related products. Apart from the cases referred to the commission so far, the authority has formally opened investigations into 1,883 complaints and is seeking more information on 5,679 complaints.