IBDZ vs GBND overlap
IBDZ and GBND overlap 1.4% by weight, across 25 shared holdings.
Pick 2 to 4 ETFs.
These funds report on different dates (IBDZ: July 31, 2026, GBND: May 31, 2026), so market moves and index changes between those dates lower the number. Funds tracking the same index can read well below their true overlap.
Top shared holdings
| Holding | IBDZ | GBND | Overlap |
|---|---|---|---|
| GEN Motors FIN | 0.27% | 0.28% | 0.27% |
| Applovin Corp.APP | 0.33% | 0.22% | 0.22% |
| AGCO Corp. | 0.21% | 0.20% | 0.20% |
| Cousins LP | 0.17% | 0.22% | 0.17% |
| Choice Hotels | 0.18% | 0.16% | 0.16% |
| Occidental Pete | 0.42% | 0.06% | 0.06% |
| Solventum Corp. | 0.57% | 0.06% | 0.06% |
| Kroger CoKR | 0.75% | 0.03% | 0.03% |
| Allegion US HLDG | 0.12% | 0.03% | 0.03% |
| Boeing Co/theBA | 0.86% | 0.03% | 0.03% |
| Quanta Services | 0.18% | 0.03% | 0.03% |
| Boeing Co | 0.29% | 0.03% | 0.03% |
| BAT Capital Corp. | 0.27% | 0.03% | 0.03% |
| Broadcom Inc. | 0.90% | 0.03% | 0.03% |
| Highwoods Realty | 0.12% | 0.02% | 0.02% |
Overlap by weight adds up the smaller weight of each holding the funds share, so 100% means identical portfolios. Long securities only: derivatives and cash vehicles are left out. Sources: IBDZ, SEC Form N-PORT, July 31, 2026; GBND, SEC Form N-PORT, May 31, 2026.
Largest institutions holding both
| Firm | IBDZ | GBND |
|---|---|---|
| Envestnet Asset Management Inc. | $2.1M | $431.9M |
| United Capital Financial Advisors, LLC | $354K | $96.3M |
| Summit Financial, LLC | $27.5M | $20.1M |
| Cetera Investment Advisers | $1.0M | $25.9M |
| Wells Fargo & Company | $17.2M | $62K |
| Wealth Enhancement Advisory Services, LLC | $3.0M | $8.1M |
| UBS Group AG | $9.6M | $45K |
| Citadel Advisors LLC | $7.2M | $1.3M |
| Kestra Advisory Services, LLC | $7.6M | $285K |
| Susquehanna International Group, LLP | $2.0M | $625K |
| MML Investors Services, LLC | $323K | $903K |
This compares who owns the funds, not what the funds hold. From SEC Form 13F, for managers with $100M+ in US securities.
Who owns them: IBDZ institutional holders, GBND institutional holders.
Frequently asked questions
How much do IBDZ and GBND overlap?
1.4% by weight, with 25 holdings in common, using holdings for IBDZ as of July 31, 2026 and GBND as of May 31, 2026. The largest shared position is GEN MOTORS FIN.
Do institutions hold both IBDZ and GBND?
11 Form 13F filers report positions in both, out of 145 that report either one.
How is overlap by weight worked out?
For each holding the two funds share, take the smaller of the two weights, then add those up. Identical portfolios score 100%.