BUZZ — Australia's Stakk Limited rises on US election contract

* Shares of Australia's Stakk Limited rise as much as 22.7% to A$0.027, their biggest intraday pct gain since October 6 * Fintech company says its technology has been deployed to support postal vote assessment across multiple US states ahead of November's midterm elections * The deployment includes document review, data extraction and signature verification capabilities to help detect potential fraud * Stakk says contract builds on its recently announced FBI-related engagement and further validates its technology for US government applications * YTD, stock down 21.2%, including the session's moves (Reporting by Paridhi Minda in Bengaluru) ((Paridhi.minda@thomsonreuters.com;)