10 institutions reported holding $94.0M of FLEXSHARES TR (FEUS) in SEC 13F filings for 2026-03-31. Largest institutional holders: NORTHERN TRUST CORP ($86.2M), COMMONWEALTH EQUITY SERVICES, LLC ($3.3M), Rossmore Private Capital ($1.8M), CITADEL ADVISORS LLC ($1.1M), GOLDMAN SACHS GROUP INC ($952,394). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | NORTHERN TRUST CORP | $86.2M | 1.2M | Added |
| 2 | COMMONWEALTH EQUITY SERVICES, LLC | $3.3M | 46,581 | Added |
| 3 | Rossmore Private Capital | $1.8M | 25,067 | Hold |
| 4 | CITADEL ADVISORS LLC | $1.1M | 16,223 | New |
| 5 | GOLDMAN SACHS GROUP INC | $952,394 | 13,641 | Trimmed |
| 6 | Essex Bank | $655,934 | 9,396 | Hold |
| 7 | OSAIC HOLDINGS, INC. | $11,868 | 170 | Hold |
| 8 | UBS Group AG | $70 | 1 | New |
| 9 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
| 10 | IFC & Insurance Marketing, Inc. | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31