** Shares of wealth manager Insignia Financial IFL.AX fall 6.7% to A$3.87, their lowest since January 6

** Stock posts biggest one-day percentage drop since August 22, 2024

** Co says it is investigating cyber attacks on its online superannuation accounts

** Multiple Australian pension funds have been hit by coordinated hacking that compromised thousands of member accounts, as per local media reports

** Co adds there has been no financial impact to its customers at this stage

** About 3.7 million shares change hands, 1.3x times the 30-day average of 2.8 million shares

** Stock trims YTD gains to 9.1%

(Reporting by Jasmeen Ara Shaikh in Bengaluru)

((JasmeenAraIslam.Shaikh@thomsonreuters.com;))