** Regional lender BankUnited's BKU.N shares rise 3.5% to $46.78
** Raymond James starts coverage of BKU at "outperform" rating and $51 PT, a 12.8% upside to stock's last close
** Brokerage says BKU's presence in strong and demographically attractive markets should support new era of asset growth and further margin expansion
** Adds that BKU is an attractive buyout candidate given its size and Florida footprint
** "The current valuation under-appreciates its attractive low-cost deposit franchise and improving future outlook" - Raymond James
** Five of 12 brokerages rate the stock "buy" or higher, six "hold" and one "sell"; median PT $47.50 - data compiled by LSEG
** BKU stock rose 11.6% in 2025
(Reporting by Arasu Kannagi Basil in Bengaluru)
((ArasuKannagi.Basil@thomsonreuters.com;))