ESGU vs SPY: Holdings Overlap
ESGUiShares ESG Aware MSCI USA ETF
iShares · 287 holdings · $18.3B · 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 (ESGU: 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 ESGU and SPY?
iShares ESG Aware MSCI USA ETF (ESGU, by iShares) holds 287 positions; State Street® SPDR® S&P 500® ETF Trust (SPY, by State Street (SPDR)) holds 504. They have 269 holdings in common, and by portfolio weight the two funds are 77.0% identical. In practical terms the pair is heavily overlapping, with largely the same stocks driving both funds.
- Overlap by Weight
- 77.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 269ESGU holds 287 · SPY holds 504
- Weight in Shared Holdings
- ESGU 97%·SPY 86%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 ESGU
18 of 287 positions (3.1% of the fund) are not held by SPY.
Sector Breakdown
| Sector | ESGU | SPY |
|---|---|---|
| Information Technology | 38.9% | 37.6% |
| Financials | 11.4% | 12.3% |
| Communication Services | 9.8% | 9.7% |
| Consumer Discretionary | 9.2% | 9.3% |
| Industrials | 8.9% | 8.8% |
| Other Sectors | 21.7% | 22.3% |
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 |
|---|---|---|---|---|---|---|---|
| ESGU | +3.3% | +14.3% | +23.8% | +20.9% | +12.2% | — | 0.90% |
| 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 ESGU vs SPY →
Shared Holdings(269)
The top 10 shared positions account for 45% of the overlap, led by NVDA, AAPL and MSFT.
 NVDANVIDIA Corp. COM | 7.77% | 8.00% | 7.77% |
|---|---|---|---|
 AAPLApple Inc. COM | 6.83% | 6.92% | 6.83% |
 MSFTMicrosoft Corp. COM | 4.73% | 5.60% | 4.73% |
 AMZNAmazon.com, Inc. COM | 3.82% | 4.02% | 3.82% |
 AVGOBroadcom Inc COM | 3.07% | 3.00% | 3.00% |
 GOOGAlphabet Inc. CAP STK CL C | 4.72% | 2.54% | 2.54% |
 METAMeta Platforms, Inc., Class A | 1.94% | 1.95% | 1.94% |
 MUMicron Technology Inc. COM | 1.66% | 1.50% | 1.50% |
 TSLATesla Inc COM | 1.85% | 1.36% | 1.36% |
 LLYEli Lilly & Co. COM | 1.33% | 1.42% | 1.33% |
 GOOGLAlphabet Inc. CAP STK CL A | 1.33% | 3.16% | 1.33% |
 AMDAdvanced Micro Devices Inc. COM | 1.33% | 1.20% | 1.20% |
 JPMJPMorgan Chase & Co. COM | 1.17% | 1.44% | 1.17% |
 VVisa, Inc., Class A | 0.95% | 0.93% | 0.93% |
 CSCOCisco Systems, Inc. COM | 0.75% | 0.72% | 0.72% |
 INTCIntel Corporation COM | 0.85% | 0.71% | 0.71% |
 ABBVAbbVie Inc. COM | 0.65% | 0.65% | 0.65% |
 BRK-BBerkshire Hathaway, Inc., Class B | 0.63% | 1.45% | 0.63% |
 AMATApplied Materials Inc. COM | 0.72% | 0.63% | 0.63% |
 MAMasterCard Incorporated CL A | 0.63% | 0.70% | 0.63% |
 COSTCostco Wholesale Corporation COM | 0.61% | 0.63% | 0.61% |
 JNJJohnson & Johnson COM | 0.61% | 0.93% | 0.61% |
 CATCaterpillar Inc COM | 0.69% | 0.59% | 0.59% |
 LRCXLam Research Corporation COM NEW | 0.71% | 0.58% | 0.58% |
 HDHome Depot, Inc. (The) | 0.56% | 0.52% | 0.52% |
Showing the top 250 of 269 shared holdings by overlap weight.
Frequently Asked Questions
How much do ESGU and SPY overlap?
ESGU and SPY overlap by 77.0% of portfolio weight. They share 269 holdings (ESGU holds 287 positions and SPY holds 504), based on each fund's latest SEC-reported holdings.
Is it redundant to own both ESGU and SPY?
The two portfolios are 77.0% 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 ESGU and SPY?
The largest positions held by both funds are NVDA, AAPL, MSFT, AMZN and AVGO. Together the top 10 shared positions account for 45% of the total overlap.
What does ESGU own that SPY doesn't?
18 positions (3.1% of ESGU) are unique to ESGU, led by XOM, HON and LNG. In the other direction, 235 positions (14.3% of SPY) are unique to SPY.