According to TechFlow, BlackRock purchased a stake in MSTR through its iShares MSCI ACWI ETF worth about $6.1 million. MSTR is currently trading at about $1,524, up 123% year-to-date, and pre-market trading shows a nearly 5% increase.

Earlier news, index provider MSCI announced that Microstrategy was included in the MSCI ACWI Index.