** Shares of cancer therapy developer Mustang Bio MBIO.O fall 32.1% to 15 cents premarket
** MBIO says it will implement 1-for-50 reverse stock split, which will be effective on Jan. 16
** Co says outstanding shares will decrease from ~64.8 mln to ~1.3 mln
** MBIO fell 86.4% in 2024
(Reporting by Kamal Choudhury in Bengaluru)
((Kamal.Choudhury@thomsonreuters.com;))