Australia's IAG gains on settling White Oak Suit

** Shares of Insurance Australia Group IAG.AX rise as much as 1.5% to A$8.74, their biggest intraday pct gain since October 22

** Co said its Australian unit has agreed to settle a suit filed by White Oak against it, and other parties, in the Federal Court of Australia

** IAG adds this was the last remaining proceeding in the litigation brought by Greensill Bank AG, its insolvency administrator, Credit Suisse entities and White Oak against the insurer

** Stock up about 9% YTD