ISHARES RUSSELL 1000 ETF (IWB) Institutional Ownership and Insiders Activity

ISHARES RUSSELL 1000 ETF (IWB) is widely held by institutional investors, with 3 tracked firms reporting positions valued at approximately $26.89M based on SEC Form 13F filings for the quarter ended March 31, 2026.

Sequoia Financial Advisors is the largest disclosed holder, reporting approximately $26.65M in IWB holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Sequoia Financial Advisors representing the majority of disclosed value.