IOO vs EWZ overlap
IOO and EWZ overlap 0.0% by weight, across 0 shared holdings.
Pick 2 to 4 ETFs.
Top shared holdings
These funds hold nothing in common.
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: IOO, SEC Form N-PORT, June 30, 2026; EWZ, SEC Form N-PORT, May 31, 2026.
Largest institutions holding both
| Firm | IOO | EWZ |
|---|---|---|
| BlackRock, Inc. | $3.9B | $25.2M |
| Morgan Stanley | $155.2M | $985.5M |
| Goldman Sachs Group Inc. | $3.8M | $658.9M |
| Northwestern Mutual Wealth Management Co | $383.8M | $3.5M |
| Bank of America Corp. | $157.2M | $167.5M |
| UBS Group AG | $59.8M | $235.9M |
| D. E. Shaw & Co., Inc. | $381K | $245.7M |
| LPL Financial LLC | $172.3M | $29.4M |
| Citigroup Inc. | $21.7M | $94.6M |
| Royal Bank of Canada | $56.8M | $52.6M |
| Raymond James Financial Inc. | $90.0M | $15.1M |
| National Bank of Canada | $656K | $100.5M |
| Wells Fargo & Company | $40.7M | $44.9M |
| Susquehanna International Group, LLP | $1.3M | $70.7M |
| CIBC Bancorp USA Inc. | $207K | $66.8M |
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: IOO institutional holders, EWZ institutional holders.
Frequently asked questions
How much do IOO and EWZ overlap?
0.0% by weight, with 0 holdings in common, using holdings for IOO as of June 30, 2026 and EWZ as of May 31, 2026.
Do institutions hold both IOO and EWZ?
110 Form 13F filers report positions in both, out of 672 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%.