4 institutions reported holding $1.6M of VANGUARD BD INDEX FDS (VBMFX) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($825,886), IMC-Chicago, LLC ($712,077), KERR FINANCIAL PLANNING Corp ($25,436), Phillip James Consulting Co. ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $825,886 | 11,400 | Trimmed |
| 2 | IMC-Chicago, LLC | $712,077 | 9,700 | Added |
| 3 | KERR FINANCIAL PLANNING Corp | $25,436 | 369 | Hold |
| 4 | Phillip James Consulting Co. | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30