VDE vs IEO: Holdings Overlap
Vanguard · 105 holdings · $10.0B · as of 2026-05-31
IEOiShares U.S. Oil & Gas Exploration & Production ETF
iShares · 46 holdings · $559M · as of 2026-03-31
Holdings snapshots are 61 days apart (VDE: 2026-05-31, IEO: 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 VDE and IEO?
Vanguard Energy Index Fund (VDE, by Vanguard) holds 105 positions; iShares U.S. Oil & Gas Exploration & Production ETF (IEO, by iShares) holds 46. They have 44 holdings in common, and by portfolio weight the two funds are 32.8% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 32.8%Sum of the smaller weight of each shared holding
- Shared Holdings
- 44VDE holds 105 · IEO holds 46
- Weight in Shared Holdings
- VDE 33%·IEO 95%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 VDE
61 of 105 positions (66.7% of the fund) are not held by IEO. Showing the top 30 by weight.
Sector Breakdown
| Sector | VDE | IEO |
|---|---|---|
| Energy | 99.5% | 99.9% |
| Other Sectors | 0.0% | 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.
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| VDE | +5.2% | +30.6% | +40.8% | +13.4% | +22.8% | +9.4% | 2.48% |
| IEO | +6.1% | +34.9% | +40.9% | +10.4% | +22.1% | +10.3% | 1.95% |
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 VDE vs IEO →
Shared Holdings(44)
The top 10 shared positions account for 76% of the overlap, led by COP, MPC and VLO.
 COPConocoPhillips COM | 5.76% | 19.46% | 5.76% |
|---|---|---|---|
 MPCMarathon Petroleum Corp. COM | 3.27% | 4.43% | 3.27% |
 VLOValero Energy Corp. COM | 3.17% | 9.07% | 3.17% |
 EOGEOG Resources Inc. COM | 3.05% | 9.44% | 3.05% |
 PSXPhillips 66 COM | 2.97% | 7.29% | 2.97% |
 DVNDevon Energy Corporation COM | 2.11% | 4.47% | 2.11% |
 FANGDiamondback Energy Inc COM | 1.51% | 4.81% | 1.51% |
 EQTEQT Corporation COM | 1.45% | 4.11% | 1.45% |
 EXEExpand Energy Corp. COM | 0.94% | 3.75% | 0.94% |
 TPLTexas Pacific Land Corporation COM | 0.85% | 3.72% | 0.85% |
 OVVOvintiv Inc COM | 0.70% | 2.36% | 0.70% |
 PRPermian Resources Corporation Class A | 0.60% | 2.26% | 0.60% |
 APAAPA Corp. COM | 0.58% | 2.16% | 0.58% |
 DINOHF Sinclair Corporation | 0.50% | 1.40% | 0.50% |
 ARAntero Resources Corporation COM | 0.47% | 1.78% | 0.47% |
 RRCRange Resources Corporation | 0.42% | 1.53% | 0.42% |
 VNOMViper Energy Inc. CL A | 0.40% | 1.25% | 0.40% |
 CHRDChord Energy Corp. COM NEW | 0.36% | 1.16% | 0.36% |
 SMSM Energy Co. COM | 0.33% | 1.01% | 0.33% |
 MTDRMatador Resources Company COM | 0.30% | 1.06% | 0.30% |
 MURMurphy Oil Corporation COM | 0.24% | 0.79% | 0.24% |
 MGYMagnolia Oil & Gas Corporation CL A | 0.23% | 0.82% | 0.23% |
 CNXCNX Resources Corporation COM | 0.23% | 0.79% | 0.23% |
 CRCCalifornia Resources Corporation COM STOCK | 0.21% | 0.78% | 0.21% |
 PARRPar Pacific Holdings, Inc. COM NEW | 0.19% | 0.45% | 0.19% |
Frequently Asked Questions
How much do VDE and IEO overlap?
VDE and IEO overlap by 32.8% of portfolio weight. They share 44 holdings (VDE holds 105 positions and IEO holds 46), based on each fund's latest SEC-reported holdings.
Is it redundant to own both VDE and IEO?
The two portfolios are 32.8% 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 VDE and IEO?
The largest positions held by both funds are COP, MPC, VLO, EOG and PSX. Together the top 10 shared positions account for 76% of the total overlap.
What does VDE own that IEO doesn't?
61 positions (66.7% of VDE) are unique to VDE, led by XOM, CVX and WMB. In the other direction, 2 positions (4.9% of IEO) are unique to IEO.