Commonwealth Bank of Australia (CommBank) (AA/Aa1/AA) completed the bookbuild of its five-year retail-format senior bond offer on November 26. CommBank has confirmed a minimum A$500 million (US$481.75 million) of retail bonds will be sold to eligible brokers, with the capacity to increase the final deal volume to A$1 billion before the offer closes on December 17. The margin has been set at 105 basis points over bank bill swap rate (BBSW).