0002012383 us-gaap:CommonStockMember 2025-10-14 2025-10-14 0002012383 blk:NotesThreePointSevenFiveZeroPercentDueTwentyThirtyFiveMember 2025-10-14 2025-10-14 0002012383 2025-10-14 2025-10-14 0002012383 false 8-K 2025-10-14 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 2035 BLK 35 NYSE false