MicroStrategy Incorporated is trading 4.2% up at $117.26 in pre-market, driven by fresh company developments. - The company acquired 520 Bitcoin for approximately $35 million during the week of June 15-21, bringing total holdings to 847,363 BTC. - MicroStrategy also reported its USD reserve balance rose to $1.4 billion as of June 21, up from $1.1 billion on June 14. - This advance follows a period of pressure last week tied to its leveraged Bitcoin strategy and preferred stock slump, with cryptocurrencies and U.S. equity futures showing mixed performance.