Aug 23 (Reuters) - Insurance Australia Group Ltd IAG.AX :
* FY net profit attributable to IAG (LON:ICAG) shareholders $ 929 million versus $625 million
* Final dividend of 20.0 cents per security
* Expects to report an improved underlying operating performance in financial year 2018
* FY18 GWP growth is expected to be in low single digit range
* FY revenue from ordinary activities down 1.6 % to $16.50 billion
* FY gross written premium $11.81 billion versus $11.37 billion
* Group'S reported margin guidance for the year ended 30 june 2018 is a range of 12.5-14.5%