VTSIX — Vanguard Tax-Managed Fds Institutional Holders · Q2 2026
Who owns Vanguard Tax-Managed Fds (VTSIX)? 4 institutions reported holding $8.74M in SEC 13F filings for Q2 2026 (period ended 2026-06-30). Largest holders: Simplex Trading, LLC ($5.0M), IMC-Chicago, LLC ($2.5M), Group One Trading LLC ($1.1M).
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $5.0M | 70,100 | Added |
| 2 | IMC-Chicago, LLC | $2.5M | 35,400 | Trimmed |
| 3 | GROUP ONE TRADING LLC | $1.1M | 15,900 | Added |
| 4 | ADIRONDACK TRUST CO | $91,335 | 3,987 | Added |
Source: SEC Form 13F filings · as of 2026-06-30