** Shares of Australia's Iress IRE.AX fall as much as 6.8% to A$9.02, its biggest intraday pct fall since August 11

** Fintech co clarifies has no basis to confirm media article statements on exclusivity terms relating to potential acquisition of the co

** Adds that it continues to engage with multiple parties to ascertain whether there is a proposal

** IRE went on a trading halt in the previous session after recording a rise of 8%

** Stock has fallen 1.7% this year, including session moves

(Reporting by Roshan Thomas in Bengaluru)

((Roshan.Thomas@thomsonreuters.com))