BLACKROCK INC (BLK) Trading Activity

BLACKROCK INC (BLK) trading activity shows 3 institutional transactions with a total value of $647.05M. Based on the latest SEC filings for Q3 2025,this comprehensive analysis highlights the most active institutional investors led by Sequoia Financial Advisors, Cantillon Capital Management, Cullen Value Fund, and others, with 1 net buyers and 2 net sellers driving significant trading volume.Sequoia Financial Advisors shows the most significant position change with a $47.78M transaction. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.