MicroStrategy will join the QQQ ETF and Nasdaq 100 after this year's 500% surge.
MicroStrategy (MSTR), the enterprise software company that has increasingly become a stock market proxy play on Bitcoin
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, will enter the Nasdaq 100 on December 23. Its founder, Michael Saylor, has made use of a "flywheel effect" to accumulate massive amounts of Bitcoin, making MicroStrategy the largest corporate holder of the cryptocurrency.