MicroStrategy (MSTR) stock gained 1.7% on Friday after disclosing that Capital International Investors acquired a 12.2% stake in the enterprise software and bitcoin-holding company.The filing describes Capital International as a division of Capital Research and Management Co.The 953,242-share holding would make Capital International MicroStrategy's second-largest shareholder, MarketWatch reports, citing FactSet data.Bitcoin (BTC-USD) rose 2.1% in the last 24 hours to $33.5K.As of June 21, MicroStrategy held 105,085 bitcoins.