ISHRS PRIME MMKT ETF (PMMF) Institutional Ownership and Insiders Activity

ISHRS PRIME MMKT ETF (PMMF) is widely held by institutional investors, with 39 firms reporting positions valued at approximately $163.28M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Blackrock, Inc. is the largest disclosed holder, reporting approximately $100.31M in PMMF holdings in its latest filing.

Institutional ownership remains highly concentrated, with Blackrock, Inc. representing the majority of disclosed value.