IWN vs VOO: Holdings Overlap
IWNiShares Russell 2000 Value ETF
iShares · 1406 holdings · $14.7B · as of 2026-03-31
Vanguard · 504 holdings · $1.03T · as of 2026-03-31
How similar are IWN and VOO?
iShares Russell 2000 Value ETF (IWN, by iShares) holds 1406 positions; Vanguard 500 Index Fund (VOO, by Vanguard) holds 504. They have 1 holdings in common, and by portfolio weight the two funds are 0.0% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 0.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 1IWN holds 1406 · VOO holds 504
- Weight in Shared Holdings
- IWN 1%·VOO 0%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 IWN
1405 of 1406 positions (98.5% of the fund) are not held by VOO. Showing the top 30 by weight.
Sector Breakdown
| Sector | IWN | VOO |
|---|---|---|
| Information Technology | 8.0% | 32.7% |
| Financials | 22.4% | 12.4% |
| Industrials | 11.9% | 9.0% |
| Communication Services | 2.8% | 10.5% |
| Health Care | 10.0% | 9.5% |
| Other Sectors | 37.5% | 25.7% |
| Unclassified | 7.1% | 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. “Unclassified” is weight we could not classify (7% of IWN, 0% of VOO).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IWN | +2.4% | +25.3% | +42.6% | +16.8% | +9.0% | +10.2% | 1.41% |
| 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 IWN vs VOO →
Shared Holdings(1)
 ECHOEchoStar Corp., Class A | 1.09% | 0.03% | 0.03% |
|---|
Frequently Asked Questions
How much do IWN and VOO overlap?
IWN and VOO overlap by 0.0% of portfolio weight. They share 1 holdings (IWN holds 1406 positions and VOO holds 504), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IWN and VOO?
The two portfolios are 0.0% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of IWN and VOO?
The largest positions held by both funds are ECHO. Together the top 1 shared positions account for 94% of the total overlap.
What does IWN own that VOO doesn't?
1405 positions (98.5% of IWN) are unique to IWN, led by TTMI, CDE and HL. In the other direction, 503 positions (99.7% of VOO) are unique to VOO.