DIA vs SMH: Holdings Overlap
DIAState Street® SPDR® Dow Jones Industrial Average® ETF Trust
State Street (SPDR) · 30 holdings · $47.6B · as of 2026-08-06
VanEck · 25 holdings · $71.5B · as of 2026-03-31
Holdings snapshots are 128 days apart (DIA: 2026-08-06, SMH: 2026-03-31). 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 DIA and SMH?
State Street® SPDR® Dow Jones Industrial Average® ETF Trust (DIA, by State Street (SPDR)) holds 30 positions; VanEck Semiconductor ETF (SMH, by VanEck) holds 25. They have 1 holdings in common, and by portfolio weight the two funds are 2.4% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 2.4%Sum of the smaller weight of each shared holding
- Shared Holdings
- 1DIA holds 30 · SMH holds 25
- Weight in Shared Holdings
- DIA 2%·SMH 20%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 DIA
29 of 30 positions (97.5% of the fund) are not held by SMH.
Sector Breakdown
| Sector | DIA | SMH |
|---|---|---|
| Information Technology | 17.3% | 99.9% |
| Financials | 27.4% | 0.0% |
| Industrials | 16.7% | 0.0% |
| Health Care | 13.2% | 0.0% |
| Consumer Discretionary | 10.4% | 0.0% |
| Other Sectors | 15.0% | 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 |
|---|---|---|---|---|---|---|---|
| DIA | +2.1% | +13.2% | +24.6% | +16.9% | +10.8% | +13.5% | 1.33% |
| SMH | +0.2% | +61.8% | +100.8% | +55.9% | +34.9% | +34.9% | 0.19% |
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 DIA vs SMH →
Shared Holdings(1)
 NVDANVIDIA Corp. COM | 2.41% | 19.64% | 2.41% |
|---|
Frequently Asked Questions
How much do DIA and SMH overlap?
DIA and SMH overlap by 2.4% of portfolio weight. They share 1 holdings (DIA holds 30 positions and SMH holds 25), based on each fund's latest SEC-reported holdings.
Is it redundant to own both DIA and SMH?
The two portfolios are 2.4% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of DIA and SMH?
The largest positions held by both funds are NVDA. Together the top 1 shared positions account for 100% of the total overlap.
What does DIA own that SMH doesn't?
29 positions (97.5% of DIA) are unique to DIA, led by GS, CAT and MSFT. In the other direction, 24 positions (80.3% of SMH) are unique to SMH.