Cornerstone Advisory, LLC's ownership history for BLK

Cornerstone Advisory, LLC currently holds 446 shares with a market value of $520.0K. It started holding BLK on 2024-12-31. At its peak, it held 446 shares on 2025-09-30. Its highest holding value was $520.0K on 2025-09-30. At its lowest, it held 385 shares on 2024-12-31, with a value of $375.0K on 2024-12-31. In the recent 180 days, Cornerstone Advisory, LLC has increased its shares by 13.