EWW vs SPY: Holdings Overlap
iShares · 41 holdings · $2.0B · as of 2026-05-31
SPYState Street® SPDR® S&P 500® ETF Trust
State Street (SPDR) · 504 holdings · $812.0B · as of 2026-08-06
Holdings snapshots are 67 days apart (EWW: 2026-05-31, SPY: 2026-08-06). Weights and index membership change between snapshots, so the true current overlap is typically higher than shown. For funds tracking the same index, the gap can be 5–15 points.
How similar are EWW and SPY?
iShares MSCI Mexico ETF (EWW, by iShares) holds 41 positions; State Street® SPDR® S&P 500® ETF Trust (SPY, by State Street (SPDR)) holds 504. They have 0 holdings in common, and by portfolio weight the two funds are 0.0% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 0.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 0EWW holds 41 · SPY holds 504
- Weight in Shared Holdings
- EWW 0%·SPY 0%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 EWW
41 of 41 positions (99.9% of the fund) are not held by SPY. Showing the top 30 by weight.
GMEXICOBGrupo Mexico SAB de CV, Series B14.27%
GFNORTEOGrupo Financiero Banorte S.A.B. de C.V. COM NPV SERIES O9.62%
AMXBAmerica Movil SAB de CV8.09%
FEMSAUBDFomento Economico Mexicano S A B de C V UNITS (REP 1 SER 'B' SHS & 4 SER'D')7.10%
4GNBWal-Mart de Mexico SAB de CV5.40%
CEMEXCPOCemex SAB de CV4.86%
Sector Breakdown
| Sector | EWW | SPY |
|---|---|---|
| Information Technology | 0.0% | 37.6% |
| Materials | 23.7% | 1.8% |
| Consumer Staples | 17.5% | 4.5% |
| Financials | 9.6% | 12.3% |
| Communication Services | 8.1% | 9.7% |
| Other Sectors | 15.3% | 34.0% |
| Unclassified | 25.6% | 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. “Unclassified” is weight we could not classify (26% of EWW, 0% of SPY).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| EWW | +3.3% | +13.5% | +30.0% | +11.0% | +13.3% | +7.2% | 3.18% |
| SPY | +3.4% | +14.0% | +23.7% | +21.2% | +13.3% | +15.3% | 0.97% |
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 EWW vs SPY →
Shared Holdings(0)
These two funds have no holdings in common.
Frequently Asked Questions
How much do EWW and SPY overlap?
EWW and SPY overlap by 0.0% of portfolio weight. They share 0 holdings (EWW holds 41 positions and SPY holds 504), based on each fund's latest SEC-reported holdings.
Is it redundant to own both EWW and SPY?
The two portfolios are 0.0% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What does EWW own that SPY doesn't?
41 positions (99.9% of EWW) are unique to EWW, led by GMEXICOB, GFNORTEO and AMXB. In the other direction, 504 positions (99.9% of SPY) are unique to SPY.