BLK — BlackRock Inc Institutional Holders · Q3 2026
Who owns BlackRock Inc (BLK)? 128 institutions reported holding $416.29M in SEC 13F filings for Q3 2026 (period ended 2026-09-30). Largest holders: Eastern Bank ($48.2M), Mn Services Vermogensbeheer B.V. ($46.4M), Rockland Trust Co ($35.7M).
Source: SEC Form 13F filings · as of 2026-09-30