ETF comparison
IWP vs VOT
Both US Mid Cap.
iShares Russell Mid-Cap Growth ETF · Vanguard Mid-Cap Growth Index Fund ETF Shares
Holdings overlap
72 positions appear in both funds. Buying equal dollars of IWP and VOT would leave roughly 43.2% of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
VOT is 18 bps cheaper than IWP. On a $100,000 position that's about $180/yr more in fees for IWP.
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 IWP vs VOT.
Top shared holdings
72 shared in total| # | Holding | In IWP | In VOT | Overlap |
|---|---|---|---|---|
| 1 | Vertiv Holdings Co. | 3.43% | 2.49% | 2.49% |
| 2 | Howmet Aerospace, Inc. | 3.32% | 2.40% | 2.40% |
| 3 | Quanta Services, Inc. | 2.25% | 2.14% | 2.14% |
| 4 | Royal Caribbean Cruises Ltd. | 2.51% | 1.74% | 1.74% |
| 5 | Cloudflare, Inc. | 2.33% | 1.62% | 1.62% |
| 6 | Targa Resources Corp. | 1.92% | 1.40% | 1.40% |
| 7 | Fastenal Co. | 1.57% | 1.39% | 1.39% |
| 8 | Vistra Corp. | 1.83% | 1.32% | 1.32% |
| 9 | Monolithic Power Systems, Inc. | 1.82% | 1.32% | 1.32% |
| 10 | WW Grainger, Inc. | 1.46% | 1.28% | 1.28% |
| 11 | IDEXX Laboratories, Inc. | 1.61% | 1.16% | 1.16% |
| 12 | Alnylam Pharmaceuticals, Inc. | 1.51% | 1.14% | 1.14% |
Only in IWP
207 total- BlackRock Funds III 4.34%
- Cencora, Inc. 2.07%
- Ameriprise Financial, Inc. 1.32%
- NRG Energy, Inc. 1.08%
- Cheniere Energy, Inc. 0.98%
- Tapestry, Inc. 0.95%
- Natera, Inc. 0.95%
- Cardinal Health, Inc. 0.91%
- FTAI Aviation Ltd. 0.90%
- Coupang, Inc. 0.89%
Only in VOT
58 total- Constellation Energy Corp 2.24%
- Seagate Technology Holdings PLC 2.22%
- Motorola Solutions Inc 1.87%
- TransDigm Group Inc 1.70%
- Realty Income Corp 1.48%
- DoorDash Inc 1.36%
- AMETEK Inc 1.28%
- Edwards Lifesciences Corp 1.21%
- Teradyne Inc 1.21%
- Western Digital Corp 1.19%
Open IWP or VOT 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.