IJK vs VB: Holdings Overlap
IJKiShares S&P Mid-Cap 400 Growth ETF
iShares · 242 holdings · $11.0B · as of 2026-03-31
VBVanguard Small-cap Index Fund
Vanguard · 1312 holdings · $82.5B · as of 2026-03-31
How similar are IJK and VB?
iShares S&P Mid-Cap 400 Growth ETF (IJK, by iShares) holds 242 positions; Vanguard Small-cap Index Fund (VB, by Vanguard) holds 1312. They have 240 holdings in common, and by portfolio weight the two funds are 29.3% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 29.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 240IJK holds 242 · VB holds 1312
- Weight in Shared Holdings
- IJK 99%·VB 29%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
2 of 242 positions (0.5% of the fund) are not held by VB.
ALVAutoliv, Inc.0.27%
LIVNLivaNova plc0.21%
Sector Breakdown
| Sector | IJK | VB |
|---|---|---|
| Industrials | 31.3% | 21.2% |
| Information Technology | 17.3% | 13.8% |
| Health Care | 14.4% | 11.6% |
| Financials | 7.2% | 13.4% |
| Consumer Discretionary | 10.2% | 10.5% |
| Other Sectors | 19.4% | 28.5% |
| Unclassified | 0.0% | 0.7% |
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 IJK, 1% of VB).
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% |
| VB | +2.5% | +19.5% | +29.1% | +15.9% | +8.1% | +11.3% | 1.18% |
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 VB →
Shared Holdings(240)
The top 10 shared positions account for 11% of the overlap, led by FTI, CASY and UTHR.
 FTITechnipFMC PLC USD1 | 1.71% | 0.39% | 0.39% |
|---|---|---|---|
 CASYCasey'S General Stores Inc. COM | 1.65% | 0.38% | 0.38% |
 UTHRUnited Therapeutics Corporation COM | 1.57% | 0.36% | 0.36% |
 CWCurtiss-Wright Corporation | 1.54% | 0.35% | 0.35% |
 FLEXFlex Ltd. COM USD0.01 | 1.48% | 0.34% | 0.34% |
 XPOXPO Inc COM | 1.40% | 0.30% | 0.30% |
 RGLDRoyal Gold, Inc. COM | 1.26% | 0.30% | 0.30% |
 WWDWoodward Inc. COM | 1.31% | 0.30% | 0.30% |
 MTZMastec, Inc. COM | 1.21% | 0.28% | 0.28% |
 ATIATI Inc COM | 1.21% | 0.28% | 0.28% |
 NVTNVent Electric PLC COM USD0.01 | 1.17% | 0.27% | 0.27% |
 TWLOTwilio, Inc., Class A | 1.17% | 0.27% | 0.27% |
 BWXTBWX Technologies Inc. COM | 1.15% | 0.26% | 0.26% |
 FNFabrinet COM USD0.01 | 1.15% | 0.26% | 0.26% |
 CRSCarpenter Technology Corporation COM | 1.20% | 0.26% | 0.26% |
 PEverpure, Inc., Class A | 1.14% | 0.26% | 0.26% |
 ILMNIllumina Inc COM | 0.62% | 0.25% | 0.25% |
 RBARB Global Inc COM | 1.09% | 0.25% | 0.25% |
 ENTGEntegris Inc COM | 0.44% | 0.25% | 0.25% |
 RBCRBC Bearings Incorporated | 1.05% | 0.24% | 0.24% |
 NXTNextpower Inc. CLASS A COM | 0.71% | 0.24% | 0.24% |
 THCTenet Healthcare Corporation COM NEW | 1.02% | 0.23% | 0.23% |
 ITTITT Inc COM | 1.00% | 0.23% | 0.23% |
 MKSIMKS Inc. COM | 0.67% | 0.22% | 0.22% |
 WPCW. P. Carey Inc COM | 0.48% | 0.21% | 0.21% |
Frequently Asked Questions
How much do IJK and VB overlap?
IJK and VB overlap by 29.3% of portfolio weight. They share 240 holdings (IJK holds 242 positions and VB holds 1312), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IJK and VB?
The two portfolios are 29.3% identical by weight. Owning both is not redundant. Most of each portfolio is distinct, so the funds can serve different roles.
What are the biggest shared holdings of IJK and VB?
The largest positions held by both funds are FTI, CASY, UTHR, CW and FLEX. Together the top 10 shared positions account for 11% of the total overlap.
What does IJK own that VB doesn't?
2 positions (0.5% of IJK) are unique to IJK, led by ALV and LIVN. In the other direction, 1072 positions (70.5% of VB) are unique to VB.