DIA vs XLK: how much do they overlap?
SPDR Dow Jones Industrial Average ETF Trust (DIA) · Technology Select Sector SPDR ETF (XLK)
overlap by weight · 6 shared holdings
DIA: 30 holdings (as of 09-Jul-2026) · XLK: 74 holdings (as of 09-Jul-2026)
Low overlap
What this means
DIA and XLK hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Overlap by weight sums the smaller of the two funds' weights for every stock they both hold — it answers "how much of my money is in the same stocks either way?" See methodology.
Top shared holdings
| Company | Ticker | in DIA | in XLK |
|---|---|---|---|
| Microsoft Corp | MSFT | 4.35% | 7.66% |
| Apple Inc | AAPL | 3.58% | 12.47% |
| Nvidia Corp | NVDA | 2.29% | 13.18% |
| Intl Business Machines Corp | IBM | 3.34% | 1.82% |
| Cisco Systems Inc | CSCO | 1.34% | 3.06% |
| Salesforce Inc | CRM | 1.84% | 0.87% |
FAQ
How much do DIA and XLK overlap?
DIA and XLK have a 14.2% overlap by weight, sharing 6 holdings (out of 30 in DIA and 74 in XLK), based on official issuer holdings as of 09-Jul-2026.
What does 14.2% overlap mean?
DIA and XLK hold mostly different stocks. Combining them genuinely spreads your exposure across different parts of the market.
Which stocks do DIA and XLK both hold?
The largest shared positions are Microsoft Corp, Apple Inc, Nvidia Corp, Intl Business Machines Corp, Cisco Systems Inc. The full list of top shared holdings with weights in each fund is shown on this page.