** Shares of Australia's Stakk Ltd SKK.AX fall as much as 11.7% to A$0.053, posting their biggest intraday pct drop since September 23
** Banking solutions provider to raise A$15 million ($9.89 million) via placement at an issue price of A$0.045 per share
** Issue price at a discount of 25% to stock's last closing
** Funds to be predominantly used to expand co's SaaS-focussed business model in the U.S and Australia - SKK
** Stock has risen more than eight-fold in value so far this year
($1 = 1.5170 Australian dollars)
(Reporting by Roshan Thomas in Bengaluru)
((Roshan.Thomas@thomsonreuters.com;))