** Surgical robotics firm SS Innovations International's SSII.O shares plunge 19.9% to $3.39
** SSII eyes $50 million follow-on stock sale to fund the commercialization of its surgical robotic platform, among other purposes
** Roth Capital Partners and Needham & Company are joint-book-running managers for offering
** SSII, which uplisted to Nasdaq in 2025, makes surgical robotic system and surgical instruments
** Co has 194.36 million outstanding shares, according to offering prospectus
** As of last close, SSII stock down 25.5% YTD
(Reporting by Arasu Kannagi Basil in Bengaluru)
((ArasuKannagi.Basil@thomsonreuters.com;))