Auswide Bank, nearing completion of a comprehensive capital reorganisation and technology upgrade program, has launched a A$300 million securitisation of its prime Australian mortgages.The move, confirmed yesterday, follows the announcement last week from the central Queensland bank that it was running investor roadshows for the proposed deal."The funds will be used to refinance existing warehouses and provide additional liquidity to fund Auswide's growth in its residential mortgage lending program," Auswide's treasurer Dale Hancock said ahead of the roadshows last week. The collateral pool was not upsized, and "consisted of 1,214 obligors, totalling A$297 million, at the 31 May 2017 cut-off date," according to a pre-launch report from Fitch Ratings. Joint lead managers ANZ and Westpac Institutional Bank have given the following price guidance for each class of floating-rate notes, applying a margin over the 1-month bank bill swap rate: Class A notes:  A$270 million, indicative margin over 1-month BBSW in the "125 basis points area". Expected ratings: AAA(sf)/AAAsf from S&P/Fitch.      Class AB notes: A$16.95 million, with an indicative margin of "200 bps area". AAA(sf) from S&P. Class B notes: A$7.50 million, with indicative margin of "low to mid 200s". Expected ratings: AA(sf) from S&P. Class C notes: A$4.55 million, with indicative margin of "low to mid 300s". Expected ratings: A(sf) from S&P. Class D notes: A$1.0 million, with indicative margin in "low 600s". Not rated."The transaction is expected to price on or before Friday 23 June, subject to market conditions," said one of the bankers working on the deal.