Bank of Queensland will redeem its remaining preference shares, three months after overlooking an opportunity to do so.BOQ will redeem A$20 million in PEPS (perpetual equity preference shares) on April 15. Trading in the PEPS will cease this Friday.The bank provided an opportunity late last year for PEPS investors to swap their investment for a convertible preference shares. Most holders of PEPS took up that offer at the time, with $180 million in PEPS being converted to the new hybrid security.