4,066 institutions reported holding $555.54B of Ishares Trust Core S&P 500 Etf (IVV) in SEC 13F filings for 2026-03-31. Largest institutional holders: BlackRock, Inc. ($57.13B), NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO ($22.60B), ENVESTNET ASSET MANAGEMENT INC ($21.53B), MARSHALL WACE, LLP ($17.17B), Creative Planning ($15.69B). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-03-31