VV vs IWB: Holdings Overlap
VVVanguard Large-cap Index Fund
Vanguard · 444 holdings · $54.4B · as of 2026-03-31
iShares · 1005 holdings · $49.9B · as of 2026-03-31
How similar are VV and IWB?
Vanguard Large-cap Index Fund (VV, by Vanguard) holds 444 positions; iShares Russell 1000 ETF (IWB, by iShares) holds 1005. They have 434 holdings in common, and by portfolio weight the two funds are 90.9% identical. In practical terms the pair is essentially interchangeable, so holding both adds little diversification.
- Overlap by Weight
- 90.9%Sum of the smaller weight of each shared holding
- Shared Holdings
- 434VV holds 444 · IWB holds 1005
- Weight in Shared Holdings
- VV 99%·IWB 92%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 VV
10 of 444 positions (0.6% of the fund) are not held by IWB.
Only in IWB
571 of 1005 positions (8.2% of the fund) are not held by VV. Showing the top 30 by weight.
Sector Breakdown
| Sector | VV | IWB |
|---|---|---|
| Information Technology | 33.0% | 30.9% |
| Financials | 12.4% | 12.9% |
| Communication Services | 10.6% | 10.2% |
| Consumer Discretionary | 9.7% | 10.0% |
| Industrials | 9.1% | 9.9% |
| Other Sectors | 24.8% | 26.0% |
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.
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| VV | +3.4% | +13.8% | +23.2% | +21.5% | +13.0% | +15.4% | 0.99% |
| IWB | +3.4% | +13.9% | +23.1% | +20.9% | +12.6% | +15.0% | 0.89% |
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 VV vs IWB →
Shared Holdings(434)
The top 10 shared positions account for 37% of the overlap, led by NVDA, AAPL and MSFT.
 NVDANVIDIA Corp. COM | 7.36% | 6.81% | 6.81% |
|---|---|---|---|
 AAPLApple Inc. COM | 6.81% | 6.10% | 6.10% |
 MSFTMicrosoft Corp. COM | 5.03% | 4.58% | 4.58% |
 AMZNAmazon.com, Inc. COM | 3.68% | 3.33% | 3.33% |
 GOOGLAlphabet Inc. CAP STK CL A | 3.06% | 2.79% | 2.79% |
 AVGOBroadcom Inc COM | 2.68% | 2.39% | 2.39% |
 GOOGAlphabet Inc. CAP STK CL C | 2.43% | 2.27% | 2.27% |
 METAMeta Platforms, Inc., Class A | 2.29% | 2.08% | 2.08% |
 TSLATesla Inc COM | 1.91% | 1.75% | 1.75% |
 BRK-BBerkshire Hathaway, Inc., Class B | 1.54% | 1.47% | 1.47% |
 JPMJPMorgan Chase & Co. COM | 1.36% | 1.33% | 1.33% |
 LLYEli Lilly & Co. COM | 1.43% | 1.23% | 1.23% |
 XOMExxon Mobil Corp. COM | 1.29% | 1.20% | 1.20% |
 JNJJohnson & Johnson COM | 1.08% | 0.98% | 0.98% |
 WMTWalmart Inc COM | 1.00% | 0.90% | 0.90% |
 VVisa, Inc., Class A | 0.86% | 0.85% | 0.85% |
 COSTCostco Wholesale Corporation COM | 0.81% | 0.74% | 0.74% |
 NFLXNetflix, Inc. COM | 0.74% | 0.68% | 0.68% |
 MAMasterCard Incorporated CL A | 0.73% | 0.67% | 0.67% |
 CVXChevron Corp. COM | 0.72% | 0.65% | 0.65% |
 ABBVAbbVie Inc. COM | 0.70% | 0.64% | 0.64% |
 MUMicron Technology Inc. COM | 0.70% | 0.63% | 0.63% |
 PGThe Procter & Gamble Co. COM | 0.61% | 0.57% | 0.57% |
 CATCaterpillar Inc COM | 0.60% | 0.55% | 0.55% |
 AMDAdvanced Micro Devices Inc. COM | 0.61% | 0.55% | 0.55% |
Showing the top 250 of 434 shared holdings by overlap weight.
Frequently Asked Questions
How much do VV and IWB overlap?
VV and IWB overlap by 90.9% of portfolio weight. They share 434 holdings (VV holds 444 positions and IWB holds 1005), based on each fund's latest SEC-reported holdings.
Is it redundant to own both VV and IWB?
The two portfolios are 90.9% identical by weight. Owning both is largely redundant: they are close to the same portfolio, so a second position mostly duplicates the first.
What are the biggest shared holdings of VV and IWB?
The largest positions held by both funds are NVDA, AAPL, MSFT, AMZN and GOOGL. Together the top 10 shared positions account for 37% of the total overlap.
What does VV own that IWB doesn't?
10 positions (0.6% of VV) are unique to VV, led by STX, TEL and WCN. In the other direction, 571 positions (8.2% of IWB) are unique to IWB.