IJK vs OIH: Holdings Overlap
IJKiShares S&P Mid-Cap 400 Growth ETF
iShares · 242 holdings · $11.0B · as of 2026-03-31
VanEck · 25 holdings · $1.9B · as of 2026-03-31
How similar are IJK and OIH?
iShares S&P Mid-Cap 400 Growth ETF (IJK, by iShares) holds 242 positions; VanEck Oil Services ETF (OIH, by VanEck) holds 25. They have 3 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
- 3IJK holds 242 · OIH holds 25
- Weight in Shared Holdings
- IJK 2%·OIH 15%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 IJK
239 of 242 positions (97.6% of the fund) are not held by OIH. Showing the top 30 by weight.
Sector Breakdown
| Sector | IJK | OIH |
|---|---|---|
| Energy | 3.3% | 99.9% |
| Industrials | 31.3% | 0.0% |
| Information Technology | 17.3% | 0.0% |
| Health Care | 14.4% | 0.0% |
| Consumer Discretionary | 10.2% | 0.0% |
| Other Sectors | 23.2% | 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 |
|---|---|---|---|---|---|---|---|
| IJK | +3.1% | +21.4% | +27.9% | +15.9% | +8.4% | +11.3% | 0.52% |
| OIH | +6.0% | +36.4% | +67.5% | +6.4% | +17.5% | -2.1% | 1.25% |
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 IJK vs OIH →
Shared Holdings(3)
The top 3 shared positions account for 100% of the overlap, led by FTI, VAL and WFRD.
Frequently Asked Questions
How much do IJK and OIH overlap?
IJK and OIH overlap by 2.3% of portfolio weight. They share 3 holdings (IJK holds 242 positions and OIH holds 25), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IJK and OIH?
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 IJK and OIH?
The largest positions held by both funds are FTI, VAL and WFRD. Together the top 3 shared positions account for 100% of the total overlap.
What does IJK own that OIH doesn't?
239 positions (97.6% of IJK) are unique to IJK, led by CASY, UTHR and CW. In the other direction, 22 positions (85.2% of OIH) are unique to OIH.