SUSA vs VOO: Holdings Overlap
SUSAiShares ESG Optimized MSCI USA ETF
iShares · 170 holdings · $4.1B · as of 2026-04-30
Vanguard · 504 holdings · $1.03T · as of 2026-03-31
Holdings snapshots are 30 days apart (SUSA: 2026-04-30, VOO: 2026-03-31). 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 SUSA and VOO?
iShares ESG Optimized MSCI USA ETF (SUSA, by iShares) holds 170 positions; Vanguard 500 Index Fund (VOO, by Vanguard) holds 504. They have 153 holdings in common, and by portfolio weight the two funds are 49.8% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 49.8%Sum of the smaller weight of each shared holding
- Shared Holdings
- 153SUSA holds 170 · VOO holds 504
- Weight in Shared Holdings
- SUSA 96%·VOO 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 SUSA
17 of 170 positions (4.2% of the fund) are not held by VOO.
Only in VOO
351 of 504 positions (45.2% of the fund) are not held by SUSA. Showing the top 30 by weight.
Sector Breakdown
| Sector | SUSA | VOO |
|---|---|---|
| Information Technology | 38.2% | 32.7% |
| Financials | 11.9% | 12.4% |
| Industrials | 11.3% | 9.0% |
| Communication Services | 8.5% | 10.5% |
| Consumer Discretionary | 5.9% | 9.9% |
| Other Sectors | 24.1% | 25.3% |
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 |
|---|---|---|---|---|---|---|---|
| SUSA | +3.0% | +14.4% | +24.2% | +19.9% | +11.2% | +14.9% | 0.82% |
| VOO | +3.4% | +14.0% | +23.7% | +21.3% | +13.4% | +15.4% | 1.03% |
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 SUSA vs VOO →
Shared Holdings(153)
The top 10 shared positions account for 60% of the overlap, led by NVDA, AAPL and MSFT.
 NVDANVIDIA Corp. COM | 7.92% | 7.58% | 7.58% |
|---|---|---|---|
 AAPLApple Inc. COM | 5.35% | 6.66% | 5.35% |
 MSFTMicrosoft Corp. COM | 4.35% | 4.91% | 4.35% |
 GOOGLAlphabet Inc. CAP STK CL A | 3.01% | 2.99% | 2.99% |
 AVGOBroadcom Inc COM | 3.07% | 2.62% | 2.62% |
 GOOGAlphabet Inc. CAP STK CL C | 3.84% | 2.40% | 2.40% |
 TSLATesla Inc COM | 1.63% | 1.87% | 1.63% |
 LLYEli Lilly & Co. COM | 1.21% | 1.30% | 1.21% |
 VVisa, Inc., Class A | 0.97% | 0.89% | 0.89% |
 MAMasterCard Incorporated CL A | 0.92% | 0.73% | 0.73% |
 MUMicron Technology Inc. COM | 0.63% | 0.68% | 0.63% |
 AMDAdvanced Micro Devices Inc. COM | 1.12% | 0.59% | 0.59% |
 HDHome Depot, Inc. (The) | 1.14% | 0.59% | 0.59% |
 PGThe Procter & Gamble Co. COM | 0.58% | 0.60% | 0.58% |
 CSCOCisco Systems, Inc. COM | 0.67% | 0.55% | 0.55% |
 AMATApplied Materials Inc. COM | 1.51% | 0.48% | 0.48% |
 LRCXLam Research Corporation COM NEW | 1.03% | 0.48% | 0.48% |
 GEVGE Vernova Inc. COM | 0.57% | 0.42% | 0.42% |
 IBMInternational Business Machines Corp. COM | 0.66% | 0.41% | 0.41% |
 VZVerizon Communications Inc. COM | 0.45% | 0.38% | 0.38% |
 INTCIntel Corporation COM | 0.96% | 0.37% | 0.37% |
 KOCoca-Cola Co (The) COM | 0.36% | 0.53% | 0.36% |
 MSMorgan Stanley COM NEW | 1.38% | 0.35% | 0.35% |
 TXNTexas Instruments Inc. COM | 0.58% | 0.32% | 0.32% |
 CRMSalesforce Inc. COM | 0.55% | 0.31% | 0.31% |
Frequently Asked Questions
How much do SUSA and VOO overlap?
SUSA and VOO overlap by 49.8% of portfolio weight. They share 153 holdings (SUSA holds 170 positions and VOO holds 504), based on each fund's latest SEC-reported holdings.
Is it redundant to own both SUSA and VOO?
The two portfolios are 49.8% 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 SUSA and VOO?
The largest positions held by both funds are NVDA, AAPL, MSFT, GOOGL and AVGO. Together the top 10 shared positions account for 60% of the total overlap.
What does SUSA own that VOO doesn't?
17 positions (4.2% of SUSA) are unique to SUSA, led by LNG, CASY and MELI. In the other direction, 351 positions (45.2% of VOO) are unique to VOO.