Investmark Advisory Group LLC increased its stake in Blackstone by 2.4% in Q3, owning 2,608 shares valued at $399,000. McIlrath & Eck LLC raised its holdings by 6.5%, while Meiji Yasuda Asset Management grew its stake by 0.5% in Q4. Institutional investors own 70% of the stock. UBS upgraded Blackstone to a "buy" rating with a target price of $180, indicating a potential upside of 27.65%. The stock currently has a "Hold" rating from analysts, with a consensus price target of $172.38.