IWM vs IYT: Holdings Overlap
iShares · 1941 holdings · $82.2B · as of 2026-03-31
IYTiShares U.S. Transportation ETF
iShares · 44 holdings · $2.3B · as of 2026-04-30
Holdings snapshots are 30 days apart (IWM: 2026-03-31, IYT: 2026-04-30). 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 IYT?
iShares Russell 2000 ETF (IWM, by iShares) holds 1941 positions; iShares U.S. Transportation ETF (IYT, by iShares) holds 44. They have 18 holdings in common, and by portfolio weight the two funds are 1.0% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 1.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 18IWM holds 1941 · IYT holds 44
- Weight in Shared Holdings
- IWM 1%·IYT 5%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
1923 of 1941 positions (98.7% of the fund) are not held by IYT. Showing the top 30 by weight.
Sector Breakdown
| Sector | IWM | IYT |
|---|---|---|
| Industrials | 17.9% | 99.9% |
| Health Care | 16.6% | 0.0% |
| Financials | 15.3% | 0.0% |
| Information Technology | 13.6% | 0.0% |
| Consumer Discretionary | 8.0% | 0.0% |
| Other Sectors | 22.7% | 0.0% |
| Unclassified | 5.5% | 0.1% |
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 IYT).
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% |
| IYT | +0.1% | +17.7% | +28.2% | +11.7% | +8.0% | +10.7% | 0.90% |
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 IYT →
Shared Holdings(18)
The top 10 shared positions account for 86% of the overlap, led by MATX, JOBY and SKYW.
 MATXMatson Inc COM | 0.17% | 0.78% | 0.17% |
|---|---|---|---|
 JOBYJoby Aviation Inc. COM USD0.0001 | 0.16% | 0.80% | 0.16% |
 SKYWSkywest Inc COM | 0.13% | 0.47% | 0.13% |
 RXORXO Inc. COMMON STOCK | 0.08% | 0.47% | 0.08% |
 ARCBArcbest Corporation COM | 0.08% | 0.41% | 0.08% |
 HUBGHub Group, Inc., Class A | 0.07% | 0.38% | 0.07% |
 WERNWerner Enterprises Inc. COM | 0.06% | 0.32% | 0.06% |
 JBLUJetBlue Airways Corporation COM | 0.04% | 0.20% | 0.04% |
 ALGTAllegiant Travel Company COM | 0.04% | 0.15% | 0.04% |
 6X2Sun Country Airlines Holdings Inc. COM | 0.03% | 0.12% | 0.03% |
 MRTNMarten Transport Ltd. COM | 0.03% | 0.12% | 0.03% |
 GNKGenco Shipping & Trading Ltd. COM USD0.01 | 0.02% | 0.13% | 0.02% |
 HTZHertz Global Holdings Inc. COM NEW | 0.02% | 0.11% | 0.02% |
 FIPFTAI Infrastructure Inc COMMON STOCK | 0.02% | 0.10% | 0.02% |
 HTLDHeartland Express Inc. COM | 0.02% | 0.09% | 0.02% |
 CVLGCovenant Logistics Group, Inc., Class A | 0.01% | 0.07% | 0.01% |
 FWRDForward Air Corp. COM | 0.01% | 0.07% | 0.01% |
| Frontier Group Holdings Inc COM | 0.01% | 0.04% | 0.01% |
Frequently Asked Questions
How much do IWM and IYT overlap?
IWM and IYT overlap by 1.0% of portfolio weight. They share 18 holdings (IWM holds 1941 positions and IYT holds 44), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IWM and IYT?
The two portfolios are 1.0% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of IWM and IYT?
The largest positions held by both funds are MATX, JOBY, SKYW, RXO and ARCB. Together the top 10 shared positions account for 86% of the total overlap.
What does IWM own that IYT doesn't?
1923 positions (98.7% of IWM) are unique to IWM, led by BE, CDE and FN. In the other direction, 26 positions (95.2% of IYT) are unique to IYT.