IYE vs VOO: Holdings Overlap
iShares · 38 holdings · $1.7B · as of 2026-04-30
Vanguard · 504 holdings · $1.03T · as of 2026-03-31
Holdings snapshots are 30 days apart (IYE: 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 IYE and VOO?
iShares U.S. Energy ETF (IYE, by iShares) holds 38 positions; Vanguard 500 Index Fund (VOO, by Vanguard) holds 504. They have 23 holdings in common, and by portfolio weight the two funds are 4.0% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 4.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 23IYE holds 38 · VOO holds 504
- Weight in Shared Holdings
- IYE 90%·VOO 4%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 IYE
15 of 38 positions (9.8% of the fund) are not held by VOO.
Sector Breakdown
| Sector | IYE | VOO |
|---|---|---|
| Energy | 98.8% | 4.0% |
| Information Technology | 1.1% | 32.7% |
| Financials | 0.0% | 12.4% |
| Communication Services | 0.0% | 10.5% |
| Consumer Discretionary | 0.0% | 9.9% |
| Other Sectors | 0.0% | 30.3% |
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 |
|---|---|---|---|---|---|---|---|
| IYE | +5.2% | +30.1% | +39.7% | +13.0% | +21.6% | +8.7% | 2.19% |
| 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 IYE vs VOO →
Shared Holdings(23)
The top 10 shared positions account for 79% of the overlap, led by XOM, CVX and COP.
 XOMExxon Mobil Corp. COM | 21.72% | 1.27% | 1.27% |
|---|---|---|---|
 CVXChevron Corp. COM | 15.40% | 0.69% | 0.69% |
 COPConocoPhillips COM | 6.51% | 0.29% | 0.29% |
 WMBWilliams Companies Inc. (The) COM | 4.38% | 0.16% | 0.16% |
 EOGEOG Resources Inc. COM | 3.55% | 0.14% | 0.14% |
 SLBSLB Ltd. COM USD0.01 | 3.94% | 0.14% | 0.14% |
 VLOValero Energy Corp. COM | 3.54% | 0.13% | 0.13% |
 PSXPhillips 66 COM | 3.32% | 0.13% | 0.13% |
 MPCMarathon Petroleum Corp. COM | 3.43% | 0.13% | 0.13% |
 KMIKinder Morgan, Inc. COM | 2.92% | 0.12% | 0.12% |
 BKRBaker Hughes Co., Class A | 3.12% | 0.11% | 0.11% |
 OKEOneok Inc. COM | 2.58% | 0.10% | 0.10% |
 TRGPTarga Resources Corp. COM | 2.46% | 0.10% | 0.10% |
 OXYOccidental Petroleum Corp. COM | 1.90% | 0.08% | 0.08% |
 EQTEQT Corporation COM | 1.61% | 0.07% | 0.07% |
 FANGDiamondback Energy Inc COM | 1.80% | 0.07% | 0.07% |
 HALHalliburton Company COM | 1.58% | 0.06% | 0.06% |
 DVNDevon Energy Corporation COM | 1.39% | 0.06% | 0.06% |
 TPLTexas Pacific Land Corporation COM | 1.14% | 0.05% | 0.05% |
 CTRACoterra Energy Inc COM | 1.21% | 0.05% | 0.05% |
 EXEExpand Energy Corp. COM | 1.03% | 0.05% | 0.05% |
 FSLRFirst Solar Inc COM | 0.91% | 0.04% | 0.04% |
 APAAPA Corp. COM | 0.64% | 0.03% | 0.03% |
Frequently Asked Questions
How much do IYE and VOO overlap?
IYE and VOO overlap by 4.0% of portfolio weight. They share 23 holdings (IYE holds 38 positions and VOO holds 504), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IYE and VOO?
The two portfolios are 4.0% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of IYE and VOO?
The largest positions held by both funds are XOM, CVX, COP, WMB and EOG. Together the top 10 shared positions account for 79% of the total overlap.
What does IYE own that VOO doesn't?
15 positions (9.8% of IYE) are unique to IYE, led by LNG, FTI and OVV. In the other direction, 481 positions (95.7% of VOO) are unique to VOO.