Feb 12 (Reuters) - Insurance Australia Group Ltd IAG.AX :
* H1 REVENUE FROM ORDINARY ACTIVITIES UP 5.0 % TO $9,012 MILLION
* H1 NET PROFIT ATTRIBUTABLE $283 MILLION VERSUS $500 MILLION
* DECLARES INTERIM DIVIDEND OF 10.0 CENTS PER SHARE
* H1 INSURANCE MARGIN OF OF 13.5%
* H1 GWP OF $5,962 MILLION REPRESENTED A 1.4% INCREASE
* DUE TO CATASTROPHIC WEATHER EVENTS, LOWERS FY2020 REPORTED INSURANCE MARGIN GUIDANCE RANGE BY 350BPS, TO 12.5-14.5%
* AS AT FEB 12, MAXIMUM EVENT RETENTION CUT TO ABOUT $50 MILLION AFTER EROSION OF DEDUCTIBLE ON CY2020 AGGREGATE CATASTROPHE REINSURANCE COVER