** Community lender RBB Bancorp's RBB.O shares rise as much as 2.4%; last up 1.1% at $16.60
** Los Angeles, California-based RBB late Thursday announced up to $18 million stock repurchase plan through June 30, 2026
** Repurchases to be made in block trades, open market or private transactions
** Analysts expect RBB to be active on the repurchase front through remainder of 2025 given the bank's shares are trading a discount to book value
** All 5 brokerages covering the stock rate "hold"; median PT $18 - data compiled by LSEG
** As of last close, RBB stock down 19.9% YTD
(Reporting by Arasu Kannagi Basil in Bengaluru)
((ArasuKannagi.Basil@thomsonreuters.com;))