IWM vs XOP: Holdings Overlap
iShares · 1941 holdings · $82.2B · as of 2026-03-31
XOPState Street® SPDR® S&P® Oil & Gas Exploration & Production ETF
State Street (SPDR) · 52 holdings · $3.6B · as of 2026-08-06
Holdings snapshots are 128 days apart (IWM: 2026-03-31, XOP: 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 IWM and XOP?
iShares Russell 2000 ETF (IWM, by iShares) holds 1941 positions; State Street® SPDR® S&P® Oil & Gas Exploration & Production ETF (XOP, by State Street (SPDR)) holds 52. They have 27 holdings in common, and by portfolio weight the two funds are 2.3% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 2.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 27IWM holds 1941 · XOP holds 52
- Weight in Shared Holdings
- IWM 2%·XOP 41%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 IWM
1914 of 1941 positions (97.4% of the fund) are not held by XOP. Showing the top 30 by weight.
Sector Breakdown
| Sector | IWM | XOP |
|---|---|---|
| Energy | 6.0% | 99.5% |
| Industrials | 17.9% | 0.0% |
| Health Care | 16.6% | 0.0% |
| Financials | 15.3% | 0.0% |
| Information Technology | 13.6% | 0.0% |
| Other Sectors | 24.8% | 0.0% |
| Unclassified | 5.5% | 0.4% |
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. “Unclassified” is weight we could not classify (5% of IWM, 0% of XOP).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IWM | +1.8% | +23.0% | +38.6% | +17.1% | +7.5% | +10.8% | 0.88% |
| XOP | +5.7% | +33.0% | +39.0% | +7.2% | +18.0% | +3.7% | 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 IWM vs XOP →
Shared Holdings(27)
The top 10 shared positions account for 68% of the overlap, led by SM, MGY and MUR.
 SMSM Energy Co. COM | 0.26% | 2.20% | 0.26% |
|---|---|---|---|
 MGYMagnolia Oil & Gas Corporation CL A | 0.19% | 2.24% | 0.19% |
 MURMurphy Oil Corporation COM | 0.19% | 2.08% | 0.19% |
 CNXCNX Resources Corporation COM | 0.18% | 2.66% | 0.18% |
 CRCCalifornia Resources Corporation COM STOCK | 0.17% | 2.24% | 0.17% |
 PBFPBF Energy, Inc., Class A | 0.14% | 3.61% | 0.14% |
 CRGYCrescent Energy, Inc., Class A | 0.12% | 2.43% | 0.12% |
 GPORGulfport Energy Operating Corp. COMMON SHARES | 0.11% | 2.10% | 0.11% |
 PARRPar Pacific Holdings, Inc. COM NEW | 0.11% | 3.01% | 0.11% |
 NOGNorthern Oil And Gas, Inc. COM | 0.10% | 1.94% | 0.10% |
 DKDelek US Holdings Inc. COM | 0.09% | 2.99% | 0.09% |
 CLMTCalumet Inc COM | 0.08% | 2.41% | 0.08% |
 SOCSable Offshore Corp., Class A | 0.07% | 0.70% | 0.07% |
 TALOTalos Energy Inc COM | 0.07% | 1.49% | 0.07% |
 CRKComstock Resources, Inc. COM | 0.05% | 0.94% | 0.05% |
 KOSKosmos Energy Ltd COM | 0.04% | 1.24% | 0.04% |
 REXRex American Resources Corp COM | 0.04% | 0.47% | 0.04% |
 WKCWorld Kinect Corporation COM | 0.04% | 1.30% | 0.04% |
 GPREGreen Plains Inc. COM | 0.04% | 1.00% | 0.04% |
 DECDiversified Energy Co. COMMON STOCK | 0.04% | 0.68% | 0.04% |
 CVICVR Energy Inc. COM | 0.04% | 0.91% | 0.04% |
 BKVBKV Corporation COM | 0.02% | 0.82% | 0.02% |
 EGYVaalco Energy Inc COM NEW | 0.02% | 0.45% | 0.02% |
 GEVOGevo Inc. COM PAR | 0.02% | 0.38% | 0.02% |
 SDSandridge Energy, Inc. COM NEW | 0.02% | 0.33% | 0.02% |
Frequently Asked Questions
How much do IWM and XOP overlap?
IWM and XOP overlap by 2.3% of portfolio weight. They share 27 holdings (IWM holds 1941 positions and XOP holds 52), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IWM and XOP?
The two portfolios are 2.3% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of IWM and XOP?
The largest positions held by both funds are SM, MGY, MUR, CNX and CRC. Together the top 10 shared positions account for 68% of the total overlap.
What does IWM own that XOP doesn't?
1914 positions (97.4% of IWM) are unique to IWM, led by BE, CDE and FN. In the other direction, 25 positions (58.7% of XOP) are unique to XOP.