5 institutions reported holding $4.5M of VANGUARD WELLESLEY INCOME FD (VBCG) in SEC 13F filings for 2026-06-30. Largest institutional holders: CITADEL ADVISORS LLC ($1.8M), Kohmann Bosshard Financial Services, LLC ($999,322), JANE STREET GROUP, LLC ($955,096), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($735,020), HARBOUR INVESTMENTS, INC. ($28,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $1.8M | 23,620 | New |
| 2 | Kohmann Bosshard Financial Services, LLC | $999,322 | 13,241 | New |
| 3 | JANE STREET GROUP, LLC | $955,096 | 12,655 | Trimmed |
| 4 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $735,020 | 9,739 | Trimmed |
| 5 | HARBOUR INVESTMENTS, INC. | $28,000 | 371 | Added |
Source: SEC Form 13F filings · as of 2026-06-30