ETF comparison
IJK vs IWS
Both US Mid Cap.
iShares S&P Mid-Cap 400 Growth ETF · iShares Russell Mid-Cap Value ETF
Holdings overlap
170 positions appear in both funds. Buying equal dollars of IJK and IWS would leave roughly 14.8% 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
IJK is 7 bps cheaper than IWS. On a $100,000 position that's about $70/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 IJK vs IWS.
Top shared holdings
170 shared in total| # | Holding | In IJK | In IWS | Overlap |
|---|---|---|---|---|
| 1 | MKS, Inc. | 1.13% | 0.27% | 0.27% |
| 2 | Illumina, Inc. | 0.76% | 0.26% | 0.26% |
| 3 | Twilio, Inc. | 1.66% | 0.25% | 0.25% |
| 4 | Entegris, Inc. | 0.58% | 0.23% | 0.23% |
| 5 | Okta, Inc. | 1.21% | 0.22% | 0.22% |
| 6 | United Therapeutics Corp. | 1.22% | 0.22% | 0.22% |
| 7 | RB Global, Inc. | 1.15% | 0.21% | 0.21% |
| 8 | ITT, Inc. | 0.94% | 0.17% | 0.17% |
| 9 | East West Bancorp, Inc. | 0.48% | 0.17% | 0.17% |
| 10 | Nextpower, Inc. | 0.61% | 0.17% | 0.17% |
| 11 | Roivant Sciences Ltd. | 0.49% | 0.17% | 0.17% |
| 12 | Royal Gold, Inc. | 0.86% | 0.17% | 0.17% |
Only in IJK
73 total- Carpenter Technology Corp. 1.62%
- ATI, Inc. 1.42%
- Sterling Infrastructure, Inc. 1.36%
- MasTec, Inc. 1.36%
- Woodward, Inc. 1.34%
- MACOM Technology Solutions Holdings, Inc. 1.32%
- XPO, Inc. 1.28%
- Fabrinet 1.07%
- SiTime Corp. 0.88%
- Rambus, Inc. 0.76%
Only in IWS
550 total- WARNER BROS. DISCOVERY INC 0.63%
- PHILLIPS 66 0.62%
- 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%
- DELTA AIR LINES INC 0.56%
- CORTEVA INC 0.56%
Related comparisons
More comparisons with IJK
- IJK vs IWM · iShares Russell 2000 ETF 6.0%
- IJK vs IWD · iShares Russell 1000 Value ETF 4.2%
- IJK vs ITOT · iShares Core S&P Total U.S. Stock Market ETF 3.4%
- IJK vs VTI · Vanguard Morningstar Total Stock Market ETF 3.4%
- IJK vs SCHB · Schwab U.S. Broad Market ETF 3.2%
- IJK vs DGRO · iShares Core Dividend Growth ETF 2.1%
More comparisons with IWS
- IWS vs VIG · Vanguard Dividend Appreciation Index Fund ETF Shares 12.2%
- IWS vs VOO · Vanguard S&P 500 ETF 11.5%
- IWS vs SPYM · State Street SPDR Portfolio S&P 500 ETF 11.5%
- IWS vs IVV · iShares Core S&P 500 ETF 11.5%
- IWS vs IWP · iShares Russell Mid-Cap Growth ETF 10.6%
- IWS vs SPY · State Street SPDR S&P 500 ETF Trust 10.4%
Percentages are holdings overlap with the named fund.
Open IJK 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.