0002012383 2026-05-20 2026-05-20 0002012383 us-gaap:CommonStockMember 2026-05-20 2026-05-20 0002012383 us-gaap:DeferrableNotesMember 2026-05-20 2026-05-20 false 0002012383 8-K 2026-05-20 BLACKROCK, INC. DE 001-42297 99-1116001 50 Hudson Yards New York NY 10001 (212) 810-5800 false false false false Common Stock, $.01 par value BLK NYSE 3.750% Notes due 2025 BLK35 NYSE false