ETF comparison
DIA vs IWB
Both US Large Cap.
State Street SPDR Dow Jones Industrial Average ETF Trust · iShares Russell 1000 ETF
Holdings overlap
30 positions appear in both funds. Buying equal dollars of DIA and IWB would leave roughly 27.2% of each dollar exposed to the same underlying securities.
Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
IWB is 1 bps cheaper than DIA. On a $100,000 position that's about $10/yr more in fees for DIA.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open the cost calculator pre-filled with DIA vs IWB.
Top shared holdings
30 shared in total| # | Holding | In DIA | In IWB | Overlap |
|---|---|---|---|---|
| 1 | MICROSOFT CORP | 6.01% | 3.99% | 3.99% |
| 2 | APPLE INC | 3.87% | 6.03% | 3.87% |
| 3 | ALPHABET INC CL A | 3.99% | 3.00% | 3.00% |
| 4 | AMAZON.COM INC | 2.92% | 3.33% | 2.92% |
| 5 | NVIDIA CORP | 2.72% | 6.72% | 2.72% |
| 6 | JPMORGAN CHASE + CO | 3.86% | 1.26% | 1.26% |
| 7 | JOHNSON + JOHNSON | 2.97% | 0.88% | 0.88% |
| 8 | VISA INC CLASS A SHARES | 4.19% | 0.82% | 0.82% |
| 9 | WALMART INC | 1.21% | 0.72% | 0.72% |
| 10 | CATERPILLAR INC | 9.82% | 0.70% | 0.70% |
| 11 | CISCO SYSTEMS INC | 1.30% | 0.67% | 0.67% |
| 12 | UNITEDHEALTH GROUP INC | 4.32% | 0.54% | 0.54% |
Only in DIA
0 totalEvery DIA position is also held by IWB.
Only in IWB
994 total- BROADCOM INC. 2.53%
- ALPHABET INC. 2.42%
- MICRON TECHNOLOGY, INC. 1.87%
- META PLATFORMS, INC. 1.78%
- TESLA, INC. 1.77%
- ELI LILLY AND COMPANY 1.38%
- ADVANCED MICRO DEVICES, INC. 1.36%
- BERKSHIRE HATHAWAY INC. 1.34%
- INTEL CORPORATION 0.88%
- APPLIED MATERIALS, INC. 0.83%
Related comparisons
More comparisons with DIA
- DIA vs SCHB · Schwab U.S. Broad Market ETF 26.9%
- DIA vs IWD · iShares Russell 1000 Value ETF 26.7%
- DIA vs ITOT · iShares Core S&P Total U.S. Stock Market ETF 26.4%
- DIA vs VTI · Vanguard Morningstar Total Stock Market ETF 26.3%
- DIA vs FELC · Fidelity Enhanced Large Cap Core ETF 24.6%
- DIA vs CGUS · Capital Group Core Equity ETF 24.5%
More comparisons with IWB
Percentages are holdings overlap with the named fund.
Open DIA or IWB at a brokerage
Both funds trade commission-free at major US brokerages.
Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodology and funding disclosure.
Holdings overlap is the sum of min(weight_a, weight_b) over positions
matched on ISIN (CUSIP fallback). Methodology: see
/methodology/.
Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.