** U.S. lender Hoyne Bancorp HYNE.O jumps as much as 36.4% in Nasdaq debut
** Stock opens at $13.35 apiece vs $10 offer price; last up 34.2% at $13.42
** HYNE sold 7.94 million shares for gross proceeds of $79.4 million in its stock offering
** HYNE's listing is aimed at transitioning the lender from a depositor-owned mutual bank to a shareholder-owned traditional bank
** Established in 1887, HYNE is an Illinois-chartered stock savings bank, with total assets of $453.4 million as of June 30
** Keefe, Bruyette & Woods acted as selling agent for the stock offering
(Reporting by Arasu Kannagi Basil in Bengaluru)
((ArasuKannagi.Basil@thomsonreuters.com))