IOO vs IXN: Holdings Overlap
iShares · 110 holdings · $9.3B · as of 2026-03-31
iShares · 137 holdings · $8.8B · as of 2026-03-31
How similar are IOO and IXN?
iShares Global 100 ETF (IOO, by iShares) holds 110 positions; iShares Global Tech ETF (IXN, by iShares) holds 137. They have 24 holdings in common, and by portfolio weight the two funds are 42.3% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 42.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 24IOO holds 110 · IXN holds 137
- Weight in Shared Holdings
- IOO 42%·IXN 55%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in IOO
86 of 110 positions (57.4% of the fund) are not held by IXN. Showing the top 30 by weight.
Only in IXN
113 of 137 positions (44.5% of the fund) are not held by IOO. Showing the top 30 by weight.
Sector Breakdown
| Sector | IOO | IXN |
|---|---|---|
| Information Technology | 42.3% | 99.1% |
| Communication Services | 10.1% | 0.6% |
| Financials | 10.0% | 0.0% |
| Health Care | 9.8% | 0.0% |
| Consumer Discretionary | 8.5% | 0.0% |
| Other Sectors | 19.0% | 0.0% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts.
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IOO | +5.6% | +16.0% | +31.2% | +25.4% | +16.4% | +16.6% | 0.80% |
| IXN | +3.7% | +34.3% | +47.4% | +33.2% | +19.9% | +24.0% | 0.78% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in IOO vs IXN →
Shared Holdings(24)
The top 10 shared positions account for 96% of the overlap, led by NVDA, AAPL and MSFT.
 NVDANVIDIA Corp. COM | 12.13% | 13.97% | 12.13% |
|---|---|---|---|
 AAPLApple Inc. COM | 10.66% | 12.28% | 10.66% |
 MSFTMicrosoft Corp. COM | 7.87% | 9.06% | 7.87% |
 AVGOBroadcom Inc COM | 4.20% | 4.84% | 4.20% |
 005930Samsung Electronics Co. Ltd. | 1.66% | 3.39% | 1.66% |
 ASMLASML Holding NV | 1.48% | 3.01% | 1.48% |
 CSCOCisco Systems, Inc. COM | 0.87% | 1.79% | 0.87% |
 IBMInternational Business Machines Corp. COM | 0.65% | 1.32% | 0.65% |
 INTCIntel Corporation COM | 0.59% | 1.21% | 0.59% |
 TXNTexas Instruments Inc. COM | 0.50% | 1.03% | 0.50% |
 SAPSAP SE | 0.50% | 1.01% | 0.50% |
 QCOMQUALCOMM Inc. COM | 0.40% | 0.80% | 0.40% |
 ACNAccenture PLC CLS'A'USD0.0000225 | 0.35% | 0.71% | 0.35% |
 NOWServicenow Inc COM | 0.31% | 0.64% | 0.31% |
 7751Canon Inc. NPV | 0.07% | 0.15% | 0.07% |
 HPQHP Inc COM | 0.05% | 0.10% | 0.05% |
| JAPANESE YEN | 0.01% | 0.01% | 0.01% |
| Euro | 0.00% | 0.01% | 0.00% |
| HONG KONG DOLLAR | 0.00% | 0.00% | 0.00% |
| GREAT BRITISH POUND | 0.02% | 0.00% | 0.00% |
| KOREAN WON | 0.00% | 0.00% | 0.00% |
| SWISS FRANC | 0.01% | 0.00% | 0.00% |
| AUSTRALIAN DOLLAR | 0.02% | 0.00% | 0.00% |
| SWEDISH KRONE | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
How much do IOO and IXN overlap?
IOO and IXN overlap by 42.3% of portfolio weight. They share 24 holdings (IOO holds 110 positions and IXN holds 137), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IOO and IXN?
The two portfolios are 42.3% identical by weight. Owning both is defensible: they share a meaningful core, but each fund adds exposure the other lacks.
What are the biggest shared holdings of IOO and IXN?
The largest positions held by both funds are NVDA, AAPL, MSFT, AVGO and 005930. Together the top 10 shared positions account for 96% of the total overlap.
What does IOO own that IXN doesn't?
86 positions (57.4% of IOO) are unique to IOO, led by AMZN, GOOGL and GOOG. In the other direction, 113 positions (44.5% of IXN) are unique to IXN.