FENY vs IEO: Holdings Overlap
FENYFidelity MSCI Energy Index ETF
Fidelity · 98 holdings · $2.0B · as of 2026-04-30
IEOiShares U.S. Oil & Gas Exploration & Production ETF
iShares · 46 holdings · $559M · as of 2026-03-31
Holdings snapshots are 30 days apart (FENY: 2026-04-30, 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 FENY and IEO?
Fidelity MSCI Energy Index ETF (FENY, by Fidelity) holds 98 positions; iShares U.S. Oil & Gas Exploration & Production ETF (IEO, by iShares) holds 46. They have 41 holdings in common, and by portfolio weight the two funds are 32.9% identical. In practical terms the pair is moderately overlapping; they share a meaningful core, but each fund adds distinct exposure.
- Overlap by Weight
- 32.9%Sum of the smaller weight of each shared holding
- Shared Holdings
- 41FENY holds 98 · IEO holds 46
- Weight in Shared Holdings
- FENY 33%·IEO 98%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 FENY
57 of 98 positions (66.8% of the fund) are not held by IEO. Showing the top 30 by weight.
Sector Breakdown
| Sector | FENY | IEO |
|---|---|---|
| Energy | 99.7% | 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 |
|---|---|---|---|---|---|---|---|
| FENY | +5.2% | +30.6% | +40.9% | +13.4% | +22.8% | +9.3% | 2.43% |
| 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 FENY vs IEO →
Shared Holdings(41)
The top 10 shared positions account for 74% of the overlap, led by COP, VLO and EOG.
 COPConocoPhillips COM | 6.09% | 19.46% | 6.09% |
|---|---|---|---|
 VLOValero Energy Corp. COM | 3.05% | 9.07% | 3.05% |
 EOGEOG Resources Inc. COM | 2.97% | 9.44% | 2.97% |
 MPCMarathon Petroleum Corp. COM | 2.94% | 4.43% | 2.94% |
 PSXPhillips 66 COM | 2.82% | 7.29% | 2.82% |
 FANGDiamondback Energy Inc COM | 1.52% | 4.81% | 1.52% |
 EQTEQT Corporation COM | 1.48% | 4.11% | 1.48% |
 DVNDevon Energy Corporation COM | 1.23% | 4.47% | 1.23% |
 CTRACoterra Energy Inc COM | 1.09% | 3.82% | 1.09% |
 TPLTexas Pacific Land Corporation COM | 1.04% | 3.72% | 1.04% |
 EXEExpand Energy Corp. COM | 0.97% | 3.75% | 0.97% |
 OVVOvintiv Inc COM | 0.72% | 2.36% | 0.72% |
 PRPermian Resources Corporation Class A | 0.63% | 2.26% | 0.63% |
 APAAPA Corp. COM | 0.61% | 2.16% | 0.61% |
 ARAntero Resources Corporation COM | 0.48% | 1.78% | 0.48% |
 DINOHF Sinclair Corporation | 0.45% | 1.40% | 0.45% |
 RRCRange Resources Corporation | 0.44% | 1.53% | 0.44% |
 VNOMViper Energy Inc. CL A | 0.40% | 1.25% | 0.40% |
 CHRDChord Energy Corp. COM NEW | 0.37% | 1.16% | 0.37% |
 MTDRMatador Resources Company COM | 0.33% | 1.06% | 0.33% |
 SMSM Energy Co. COM | 0.33% | 1.01% | 0.33% |
 MURMurphy Oil Corporation COM | 0.26% | 0.79% | 0.26% |
 MGYMagnolia Oil & Gas Corporation CL A | 0.24% | 0.82% | 0.24% |
 CNXCNX Resources Corporation COM | 0.24% | 0.79% | 0.24% |
 CRCCalifornia Resources Corporation COM STOCK | 0.22% | 0.78% | 0.22% |
Frequently Asked Questions
How much do FENY and IEO overlap?
FENY and IEO overlap by 32.9% of portfolio weight. They share 41 holdings (FENY holds 98 positions and IEO holds 46), based on each fund's latest SEC-reported holdings.
Is it redundant to own both FENY and IEO?
The two portfolios are 32.9% 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 FENY and IEO?
The largest positions held by both funds are COP, VLO, EOG, MPC and PSX. Together the top 10 shared positions account for 74% of the total overlap.
What does FENY own that IEO doesn't?
57 positions (66.8% of FENY) are unique to FENY, led by XOM, CVX and WMB. In the other direction, 5 positions (1.5% of IEO) are unique to IEO.