ETF comparison
IWF vs IWS
US Large Cap Growth vs US Mid Cap.
iShares Russell 1000 Growth ETF · iShares Russell Mid-Cap Value ETF
Holdings overlap
163 positions appear in both funds. Buying equal dollars of IWF and IWS would leave roughly 2.6% 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
IWF is 5 bps cheaper than IWS. On a $100,000 position that's about $50/yr more in fees for IWS.
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 IWF vs IWS.
Top shared holdings
163 shared in total| # | Holding | In IWF | In IWS | Overlap |
|---|---|---|---|---|
| 1 | ROYAL CARIBBEAN CRUISES LTD. | 0.13% | 0.34% | 0.13% |
| 2 | ROBINHOOD MARKETS, INC. | 0.19% | 0.13% | 0.13% |
| 3 | MARATHON PETROLEUM CORPORATION | 0.11% | 0.36% | 0.11% |
| 4 | KEYSIGHT TECHNOLOGIES, INC. | 0.10% | 0.25% | 0.10% |
| 5 | FASTENAL COMPANY | 0.13% | 0.10% | 0.10% |
| 6 | ROCKWELL AUTOMATION, INC. | 0.14% | 0.10% | 0.10% |
| 7 | W.W. GRAINGER, INC. | 0.15% | 0.08% | 0.08% |
| 8 | CARDINAL HEALTH, INC. | 0.08% | 0.30% | 0.08% |
| 9 | IDEXX LABORATORIES, INC. | 0.10% | 0.07% | 0.07% |
| 10 | ZOETIS INC. | 0.07% | 0.06% | 0.06% |
| 11 | SYSCO CORPORATION | 0.06% | 0.21% | 0.06% |
| 12 | UNITED RENTALS, INC. | 0.05% | 0.53% | 0.05% |
Only in IWF
205 total- NVIDIA CORPORATION 13.83%
- APPLE INC. 6.72%
- ALPHABET INC. 6.17%
- BROADCOM INC. 5.21%
- ALPHABET INC. 4.98%
- MICROSOFT CORPORATION 4.11%
- MICRON TECHNOLOGY, INC. 3.86%
- TESLA, INC. 3.64%
- META PLATFORMS, INC. 3.00%
- ELI LILLY AND COMPANY 2.84%
Only in IWS
557 total- WARNER BROS. DISCOVERY INC 0.63%
- DIGITAL REALTY TRUST INC 0.62%
- KINDER MORGAN INC 0.61%
- ALLSTATE CORP (THE) 0.60%
- HEWLETT PACKARD ENTERPRISE COMPANY 0.59%
- FLEX LTD 0.58%
- REALTY INCOME CORP 0.57%
- CORTEVA INC 0.56%
- AMETEK INC 0.54%
- BAKER HUGHES COMPANY 0.54%
Related comparisons
More comparisons with IWF
- IWF vs COWZ · Pacer US Cash Cows 100 ETF 2.4%
- IWF vs HDV · iShares Core High Dividend ETF 2.3%
- IWF vs MDY · State Street SPDR S&P MIDCAP 400 ETF Trust 2.2%
- IWF vs IJH · iShares Core S&P Mid-Cap ETF 2.2%
- IWF vs SPMD · State Street SPDR Portfolio S&P 400 Mid Cap ETF 2.2%
- IWF vs IJK · iShares S&P Mid-Cap 400 Growth ETF 2.1%
More comparisons with IWS
Percentages are holdings overlap with the named fund.
Open IWF or IWS 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.