** Shares of Strategy MSTR.O, the largest corporate holder of bitcoin, rise 1.5% to $377.85 premarket

** Co announces plans for initial public offering $(IPO.UK)$ of 2.5 million shares of Series A Stride Preferred Stock (STRD), a perpetual preferred equity instrument

** MSTR to use net proceeds for general purposes, including acquisition of bitcoin BTC=

** STRD to offer a 10% non-cumulative fixed dividend that does not have a maturity date, co says

** Up to Monday's close, stock had risen 28.5% YTD

(Reporting by Ragini Mathur in Bengaluru)

((Ragini.Mathur@thomsonreuters.com;))