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

33 institutions reported holding $142.2M of BLACKROCK ETF TRUST (PMMF) in SEC 13F filings for 2026-03-31. Largest institutional holders: BlackRock, Inc. ($100.5M), Stewardship Advisors, LLC ($6.7M), Tower Research Capital LLC (TRC) ($5.5M), Cambridge Investment Research Advisors, Inc. ($5.1M), Sulzberger Capital Advisors, Inc. ($4.9M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BlackRock, Inc.$100.5M1.0MHold
2Stewardship Advisors, LLC$6.7M66,446Added
3Tower Research Capital LLC (TRC)$5.5M55,178New
4Cambridge Investment Research Advisors, Inc.$5.1M50,576Added
5Sulzberger Capital Advisors, Inc.$4.9M48,478Added
6Royal Bank of Canada$3.7M36,995Trimmed
7MONEY CONCEPTS CAPITAL CORP$3.6M36,055New
817 CAPITAL PARTNERS, LLC$2.5M25,011Added
9Hummer Financial Advisory Services Inc$1.6M16,000Added
10Philadelphia Investment Partners, LLC$1.5M14,946New
11Capital Square, LLC$1.4M14,316New
12UPTICK PARTNERS, LLC$1.3M13,042Added
13CITADEL ADVISORS LLC$967,4139,626New
14DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main$531,8465,292Trimmed
15INTEGRITY ALLIANCE, LLC.$442,2004,400Added
16STEPHENS INC /AR/$427,1254,250New
17Kestra Advisory Services, LLC$314,0633,125Hold
18CARY STREET PARTNERS FINANCIAL LLC$307,0283,055New
19WEDBUSH SECURITIES INC$260,0002,589Trimmed
20NATIONAL BANK OF CANADA /FI/$194,3671,934New
21Steward Partners Investment Advisory, LLC$120,2991,197Trimmed
22TD Waterhouse Canada Inc.$97,818978Added
23UBS Group AG$65,124648New
24Capital Investment Advisory Services, LLC$49,346491New
25Red Tortoise LLC$19,296192Hold

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