DIA vs VOO: Holdings Overlap
DIAState Street® SPDR® Dow Jones Industrial Average® ETF Trust
State Street (SPDR) · 30 holdings · $47.6B · as of 2026-08-06
Vanguard · 504 holdings · $1.03T · as of 2026-03-31
Holdings snapshots are 128 days apart (DIA: 2026-08-06, VOO: 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 VOO?
State Street® SPDR® Dow Jones Industrial Average® ETF Trust (DIA, by State Street (SPDR)) holds 30 positions; Vanguard 500 Index Fund (VOO, by Vanguard) holds 504. They have 29 holdings in common, and by portfolio weight the two funds are 28.8% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 28.8%Sum of the smaller weight of each shared holding
- Shared Holdings
- 29DIA holds 30 · VOO holds 504
- Weight in Shared Holdings
- DIA 97%·VOO 38%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
1 of 30 positions (2.6% of the fund) are not held by VOO.
HONHONEYWELL INTERNATIONAL INC2.65%
Sector Breakdown
| Sector | DIA | VOO |
|---|---|---|
| Information Technology | 17.3% | 32.7% |
| Financials | 27.4% | 12.4% |
| Industrials | 16.7% | 9.0% |
| Health Care | 13.2% | 9.5% |
| Communication Services | 5.1% | 10.5% |
| Other Sectors | 20.3% | 25.7% |
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.
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% |
| VOO | +3.4% | +14.0% | +23.7% | +21.3% | +13.4% | +15.4% | 1.03% |
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 VOO →
Shared Holdings(29)
The top 10 shared positions account for 75% of the overlap, led by MSFT, AAPL and AMZN.
 MSFTMicrosoft Corp. COM | 5.51% | 4.91% | 4.91% |
|---|---|---|---|
 AAPLApple Inc. COM | 3.44% | 6.66% | 3.44% |
 AMZNAmazon.com, Inc. COM | 3.00% | 3.64% | 3.00% |
 GOOGLAlphabet Inc. CAP STK CL A | 3.94% | 2.99% | 2.99% |
 NVDANVIDIA Corp. COM | 2.41% | 7.58% | 2.41% |
 JPMJPMorgan Chase & Co. COM | 3.93% | 1.34% | 1.34% |
 JNJJohnson & Johnson COM | 2.83% | 1.05% | 1.05% |
 WMTWalmart Inc COM | 1.24% | 0.97% | 0.97% |
 VVisa, Inc., Class A | 4.08% | 0.89% | 0.89% |
 CVXChevron Corp. COM | 2.09% | 0.69% | 0.69% |
 PGThe Procter & Gamble Co. COM | 1.62% | 0.60% | 0.60% |
 CATCaterpillar Inc COM | 9.45% | 0.59% | 0.59% |
 HDHome Depot, Inc. (The) | 3.85% | 0.59% | 0.59% |
 CSCOCisco Systems, Inc. COM | 1.33% | 0.55% | 0.55% |
 MRKMerck & Co., Inc COM | 1.42% | 0.53% | 0.53% |
 KOCoca-Cola Co (The) COM | 0.96% | 0.53% | 0.53% |
 UNHUnitedHealth Group Inc. COM | 4.45% | 0.44% | 0.44% |
 GSGoldman Sachs Group, Inc. (The) | 11.38% | 0.43% | 0.43% |
 IBMInternational Business Machines Corp. COM | 2.57% | 0.41% | 0.41% |
 MCDMcDonald's Corp. COM | 3.05% | 0.40% | 0.40% |
 AMGNAmgen Inc. COM | 4.46% | 0.34% | 0.34% |
 CRMSalesforce Inc. COM | 2.06% | 0.31% | 0.31% |
 DISWalt Disney Company COM | 1.15% | 0.31% | 0.31% |
 AXPAmerican Express Company COM | 3.78% | 0.29% | 0.29% |
 BABoeing Co. (The) | 2.56% | 0.28% | 0.28% |
Frequently Asked Questions
How much do DIA and VOO overlap?
DIA and VOO overlap by 28.8% of portfolio weight. They share 29 holdings (DIA holds 30 positions and VOO holds 504), based on each fund's latest SEC-reported holdings.
Is it redundant to own both DIA and VOO?
The two portfolios are 28.8% 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 DIA and VOO?
The largest positions held by both funds are MSFT, AAPL, AMZN, GOOGL and NVDA. Together the top 10 shared positions account for 75% of the total overlap.
What does DIA own that VOO doesn't?
1 positions (2.6% of DIA) are unique to DIA, led by HON. In the other direction, 475 positions (62.0% of VOO) are unique to VOO.