Disclaimer: The analyst who wrote this piece owns shares of Strategy (MSTR). In a recent Schedule 13G filing , BlackRock (BLK) disclosed that it now owns 5% of Strategy (MSTR), equivalent to approximately 11.2 million shares. This marks a 0.91% increase from its previous 4.09% ownership as of September 30, 2024, according to Yahoo Finance . A Schedule 13G is filed when an investor acquires more than 5% of a publicly traded company’s stock but does not intend to influence or control the company. Institutional investors must file within 45 days after year-end or within 10 days if ownership exceeds 10%. Since BlackRock’s filing date was Dec. 31, 202.4, the firm had until Feb. 14 to disclose its position. In related news, S trategy’s perpetual preferred stock (STRK) began trading on the Nasdaq on Thursday. According to TradingView, STRK closed the day up 2% with over 650,000 shares traded. The stock continues its upward momentum, now up 5% pre-market.