IEO vs IJS: Holdings Overlap
IEOiShares U.S. Oil & Gas Exploration & Production ETF
iShares · 46 holdings · $559M · as of 2026-03-31
IJSiShares S&P Small-Cap 600 Value ETF
iShares · 458 holdings · $8.4B · as of 2026-03-31
How similar are IEO and IJS?
iShares U.S. Oil & Gas Exploration & Production ETF (IEO, by iShares) holds 46 positions; iShares S&P Small-Cap 600 Value ETF (IJS, by iShares) holds 458. They have 11 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
- 11IEO holds 46 · IJS holds 458
- Weight in Shared Holdings
- IEO 5%·IJS 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 IEO
35 of 46 positions (94.9% of the fund) are not held by IJS. Showing the top 30 by weight.
Sector Breakdown
| Sector | IEO | IJS |
|---|---|---|
| Energy | 99.9% | 8.6% |
| Financials | 0.0% | 20.6% |
| Consumer Discretionary | 0.0% | 15.4% |
| Industrials | 0.0% | 12.4% |
| Information Technology | 0.0% | 9.8% |
| Other Sectors | 0.0% | 30.7% |
| Unclassified | 0.0% | 0.9% |
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 (0% of IEO, 1% of IJS).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IEO | +6.1% | +34.9% | +40.9% | +10.4% | +22.1% | +10.3% | 1.95% |
| IJS | +3.6% | +23.1% | +39.5% | +13.6% | +8.2% | +10.2% | 1.29% |
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 IEO vs IJS →
Shared Holdings(11)
The top 10 shared positions account for 99% of the overlap, led by SM, MGY and CRC.
 SMSM Energy Co. COM | 1.01% | 0.91% | 0.91% |
|---|---|---|---|
 MGYMagnolia Oil & Gas Corporation CL A | 0.82% | 0.74% | 0.74% |
 CRCCalifornia Resources Corporation COM STOCK | 0.78% | 0.70% | 0.70% |
 CRGYCrescent Energy, Inc., Class A | 0.47% | 0.42% | 0.42% |
 NOGNorthern Oil And Gas, Inc. COM | 0.44% | 0.39% | 0.39% |
 TALOTalos Energy Inc COM | 0.28% | 0.26% | 0.26% |
 PARRPar Pacific Holdings, Inc. COM NEW | 0.45% | 0.21% | 0.21% |
 WKCWorld Kinect Corporation COM | 0.18% | 0.17% | 0.17% |
 CRKComstock Resources, Inc. COM | 0.24% | 0.09% | 0.09% |
 CVICVR Energy Inc. COM | 0.15% | 0.07% | 0.07% |
 REXRex American Resources Corp COM | 0.19% | 0.05% | 0.05% |
Frequently Asked Questions
How much do IEO and IJS overlap?
IEO and IJS overlap by 4.0% of portfolio weight. They share 11 holdings (IEO holds 46 positions and IJS holds 458), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IEO and IJS?
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 IEO and IJS?
The largest positions held by both funds are SM, MGY, CRC, CRGY and NOG. Together the top 10 shared positions account for 99% of the total overlap.
What does IEO own that IJS doesn't?
35 positions (94.9% of IEO) are unique to IEO, led by COP, EOG and VLO. In the other direction, 447 positions (94.6% of IJS) are unique to IJS.