SPY vs URTH: Holdings Overlap
SPYState Street® SPDR® S&P 500® ETF Trust
State Street (SPDR) · 504 holdings · $812.0B · as of 2026-08-06
iShares · 1322 holdings · $8.3B · as of 2026-05-31
Holdings snapshots are 67 days apart (SPY: 2026-08-06, URTH: 2026-05-31). 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 SPY and URTH?
State Street® SPDR® S&P 500® ETF Trust (SPY, by State Street (SPDR)) holds 504 positions; iShares MSCI World ETF (URTH, by iShares) holds 1322. They have 456 holdings in common, and by portfolio weight the two funds are 69.2% identical. In practical terms the pair is heavily overlapping, with largely the same stocks driving both funds.
- Overlap by Weight
- 69.2%Sum of the smaller weight of each shared holding
- Shared Holdings
- 456SPY holds 504 · URTH holds 1322
- Weight in Shared Holdings
- SPY 98%·URTH 69%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 SPY
48 of 504 positions (2.2% of the fund) are not held by URTH. Showing the top 30 by weight.
Sector Breakdown
| Sector | SPY | URTH |
|---|---|---|
| Information Technology | 37.6% | 30.3% |
| Financials | 12.3% | 15.0% |
| Industrials | 8.8% | 10.8% |
| Communication Services | 9.7% | 8.8% |
| Consumer Discretionary | 9.3% | 8.7% |
| Other Sectors | 22.3% | 24.5% |
| Unclassified | 0.0% | 1.6% |
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 (0% of SPY, 2% of URTH).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| SPY | +3.4% | +14.0% | +23.7% | +21.2% | +13.3% | +15.3% | 0.97% |
| URTH | +3.6% | +14.1% | +23.9% | +20.4% | +11.9% | +13.3% | 1.35% |
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 SPY vs URTH →
Shared Holdings(456)
The top 10 shared positions account for 40% of the overlap, led by NVDA, AAPL and MSFT.
 NVDANVIDIA Corp. COM | 8.00% | 5.62% | 5.62% |
|---|---|---|---|
 AAPLApple Inc. COM | 6.92% | 5.03% | 5.03% |
 MSFTMicrosoft Corp. COM | 5.60% | 3.48% | 3.48% |
 AMZNAmazon.com, Inc. COM | 4.02% | 2.85% | 2.85% |
 GOOGLAlphabet Inc. CAP STK CL A | 3.16% | 2.43% | 2.43% |
 AVGOBroadcom Inc COM | 3.00% | 2.21% | 2.21% |
 GOOGAlphabet Inc. CAP STK CL C | 2.54% | 2.01% | 2.01% |
 METAMeta Platforms, Inc., Class A | 1.95% | 1.51% | 1.51% |
 TSLATesla Inc COM | 1.36% | 1.35% | 1.35% |
 MUMicron Technology Inc. COM | 1.50% | 1.20% | 1.20% |
 LLYEli Lilly & Co. COM | 1.42% | 0.97% | 0.97% |
 AMDAdvanced Micro Devices Inc. COM | 1.20% | 0.92% | 0.92% |
 JPMJPMorgan Chase & Co. COM | 1.44% | 0.89% | 0.89% |
 BRK-BBerkshire Hathaway, Inc., Class B | 1.45% | 0.71% | 0.71% |
 VVisa, Inc., Class A | 0.93% | 0.60% | 0.60% |
 JNJJohnson & Johnson COM | 0.93% | 0.59% | 0.59% |
 INTCIntel Corporation COM | 0.71% | 0.57% | 0.57% |
 WMTWalmart Inc COM | 0.74% | 0.56% | 0.56% |
 CSCOCisco Systems, Inc. COM | 0.72% | 0.52% | 0.52% |
 COSTCostco Wholesale Corporation COM | 0.63% | 0.47% | 0.47% |
 MAMasterCard Incorporated CL A | 0.70% | 0.46% | 0.46% |
 CATCaterpillar Inc COM | 0.59% | 0.45% | 0.45% |
 LRCXLam Research Corporation COM NEW | 0.58% | 0.44% | 0.44% |
 ABBVAbbVie Inc. COM | 0.65% | 0.42% | 0.42% |
 NFLXNetflix, Inc. COM | 0.47% | 0.40% | 0.40% |
Showing the top 250 of 456 shared holdings by overlap weight.
Frequently Asked Questions
How much do SPY and URTH overlap?
SPY and URTH overlap by 69.2% of portfolio weight. They share 456 holdings (SPY holds 504 positions and URTH holds 1322), based on each fund's latest SEC-reported holdings.
Is it redundant to own both SPY and URTH?
The two portfolios are 69.2% identical by weight. Owning both mostly doubles down on the shared core rather than diversifying: the same large positions drive both funds.
What are the biggest shared holdings of SPY and URTH?
The largest positions held by both funds are NVDA, AAPL, MSFT, AMZN and GOOGL. Together the top 10 shared positions account for 40% of the total overlap.
What does SPY own that URTH doesn't?
48 positions (2.2% of SPY) are unique to SPY, led by XOM, SNDK and HON. In the other direction, 866 positions (30.4% of URTH) are unique to URTH.