Who Owns BLACKROCK ETF TRUST (ISMF)? -- Institutional Holders (2026-03-31)

15 institutions reported holding $41.8M of BLACKROCK ETF TRUST (ISMF) in SEC 13F filings for 2026-03-31. Largest institutional holders: BlackRock, Inc. ($16.4M), ASSETMARK, INC ($15.6M), Trek Financial, LLC ($5.0M), AlTi Global, Inc. ($1.8M), AE Wealth Management LLC ($1.0M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BlackRock, Inc.$16.4M600,155Added
2ASSETMARK, INC$15.6M569,953New
3Trek Financial, LLC$5.0M184,929New
4AlTi Global, Inc.$1.8M67,500Added
5AE Wealth Management LLC$1.0M37,509New
6EHRLICH FINANCIAL GROUP$536,76319,670New
7Sanchez Gaunt Capital Management, LLC$450,35016,503New
8JANE STREET GROUP, LLC$415,84815,239New
9Ameritas Advisory Services, LLC$244,9138,975New
10Bruce G. Allen Investments, LLC$86,0953,155Added
11Lloyd Advisory Services, LLC.$65,6562,406New
12Kingdom Financial Group LLC.$65,6562,406New
13JPMORGAN CHASE & CO$31,3151,150New
14Royal Bank of Canada$11,000400Added
15Rossby Financial, LCC$9,785357New

Source: SEC Form 13F filings · as of 2026-03-31