ETF comparison
IWO vs VUG
US Small Cap vs US Large Cap Growth.
iShares Russell 2000 Growth ETF · Vanguard Morningstar Growth ETF
Holdings overlap
0 positions appear in both funds. Buying equal dollars of IWO and VUG would leave roughly 0.0% 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
VUG is 21 bps cheaper than IWO. On a $100,000 position that's about $210/yr more in fees for IWO.
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 IWO vs VUG.
Top shared holdings
0 shared in totalNo shared holdings between these funds.
Only in IWO
1,133 total- Moog, Inc. 0.73%
- BrightSpring Health Services, Inc. 0.68%
- MaxLinear, Inc. 0.66%
- Argan, Inc. 0.66%
- JFrog Ltd. 0.59%
- Krystal Biotech, Inc. 0.58%
- ESCO Technologies, Inc. 0.56%
- FirstCash Holdings, Inc. 0.53%
- D-Wave Quantum, Inc. 0.53%
- StoneX Group, Inc. 0.52%
Only in VUG
146 total- NVIDIA Corp 12.63%
- Apple Inc 11.67%
- Microsoft Corp 7.61%
- Alphabet Inc 5.76%
- Alphabet Inc 4.53%
- Amazon.com Inc 4.47%
- Broadcom Inc 4.28%
- Meta Platforms Inc 3.41%
- Tesla Inc 3.27%
- Eli Lilly & Co 2.81%
Related comparisons
More comparisons with IWO
- IWO vs IWM · iShares Russell 2000 ETF 56.9%
- IWO vs VTWO · Vanguard Russell 2000 Index Fund ETF Shares 45.4%
- IWO vs BBSC · JPMorgan BetaBuilders U.S. Small Cap Equity ETF 44.7%
- IWO vs SPSM · State Street SPDR Portfolio S&P 600 Small Cap ETF 40.6%
- IWO vs IJR · iShares Core S&P Small-Cap ETF 40.1%
- IWO vs VIOO · Vanguard S&P Small-Cap 600 Index Fund ETF Shares 37.7%
More comparisons with VUG
- VUG vs PEY · Invesco High Yield Equity Dividend Achievers ETF 0.0%
- VUG vs SCHY · Schwab International Dividend Equity ETF 0.0%
- VUG vs SPSM · State Street SPDR Portfolio S&P 600 Small Cap ETF 0.0%
- VUG vs VIOG · Vanguard S&P Small-Cap 600 Growth Index Fund ETF Shares 0.0%
- VUG vs VIOO · Vanguard S&P Small-Cap 600 Index Fund ETF Shares 0.0%
- VUG vs VIOV · Vanguard S&P Small-Cap 600 Value Index Fund ETF Shares 0.0%
Percentages are holdings overlap with the named fund.
Open IWO or VUG 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.