96 institutions reported holding $907.2M of FLEXSHARES IBOXX (TDTF) in SEC 13F filings for 2026-06-30. Largest institutional holders: NORTHERN TRUST CORP ($412.2M), Blue Trust, Inc. ($85.6M), Wealth Architects, LLC ($77.2M), Capital Analysts, LLC ($72.4M), Archvest Wealth Advisors, Inc. ($40.0M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30