IWD vs VOO: how much do they overlap?
iShares Russell 1000 Value ETF (IWD) · Vanguard S&P 500 ETF (VOO)
overlap by weight · 424 shared holdings
IWD: 866 holdings (as of 2026-03-31) · VOO: 504 holdings (as of 2026-03-31)
Moderate overlap
What this means
IWD and VOO share a meaningful slice of holdings. They are related but not interchangeable; check the shared names below to see where your exposure doubles up.
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 IWD | in VOO |
|---|---|---|---|
| ALPHABET INC. | GOOGL | 1.95% | 2.99% |
| AMAZON.COM, INC. | AMZN | 1.81% | 3.64% |
| ALPHABET INC. | GOOG | 1.59% | 2.4% |
| BERKSHIRE HATHAWAY INC. | BRK.B | 2.91% | 1.57% |
| JPMORGAN CHASE & CO. | JPM | 2.63% | 1.34% |
| EXXON MOBIL CORPORATION | XOM | 2.36% | 1.27% |
| JOHNSON & JOHNSON | JNJ | 1.94% | 1.05% |
| WALMART INC. | WMT | 1.6% | 0.97% |
| META PLATFORMS, INC. | META | 0.73% | 2.24% |
| CHEVRON CORPORATION | CVX | 1.28% | 0.69% |
FAQ
How much do IWD and VOO overlap?
IWD and VOO have a 54.3% overlap by weight, sharing 424 holdings (out of 866 in IWD and 504 in VOO), based on official issuer holdings as of 2026-03-31.
What does 54.3% overlap mean?
IWD and VOO share a meaningful slice of holdings. They are related but not interchangeable; check the shared names below to see where your exposure doubles up.
Which stocks do IWD and VOO both hold?
The largest shared positions are ALPHABET INC., AMAZON.COM, INC., ALPHABET INC., BERKSHIRE HATHAWAY INC., JPMORGAN CHASE & CO.. The full list of top shared holdings with weights in each fund is shown on this page.