6 institutions reported holding $14.1M of VANGUARD DEVELOPED MARKETS INDEX FUND (VTMFX) in SEC 13F filings for 2026-06-30. Largest institutional holders: Ethos Financial Group, LLC ($5.0M), SIMPLEX TRADING, LLC ($5.0M), IMC-Chicago, LLC ($2.5M), GROUP ONE TRADING LLC ($1.1M), NORTH STAR ASSET MANAGEMENT INC ($321,374). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Ethos Financial Group, LLC | $5.0M | 99,838 | New |
| 2 | SIMPLEX TRADING, LLC | $5.0M | 70,100 | Added |
| 3 | IMC-Chicago, LLC | $2.5M | 35,400 | Trimmed |
| 4 | GROUP ONE TRADING LLC | $1.1M | 15,900 | Added |
| 5 | NORTH STAR ASSET MANAGEMENT INC | $321,374 | 6,252 | Hold |
| 6 | ADIRONDACK TRUST CO | $91,335 | 3,987 | Added |
Source: SEC Form 13F filings · as of 2026-06-30