ETF comparison
BBSCvsIWM
Both US Small Cap.
JPMorgan BetaBuilders U.S. Small Cap Equity ETF · iShares Russell 2000 ETF
Holdings overlap
664 positions appear in both funds. Buying equal dollars of BBSC and IWM would leave roughly57.2%of each dollar exposed to the same underlying securities.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — seewhat we don't scorefor why.
Cost difference
BBSC is 10 bps cheaper than IWM. On a $100,000 position that's about $100/yr more in fees for IWM.
Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open thecost calculator pre-filled with BBSC vs IWM.
Top shared holdings
664 shared in total| # | Holding | In BBSC | In IWM | Overlap |
|---|---|---|---|---|
| 1 | Moog, Inc. | 0.45% | 0.38% | 0.38% |
| 2 | Viasat, Inc. | 0.36% | 0.35% | 0.35% |
| 3 | Argan, Inc. | 0.46% | 0.34% | 0.34% |
| 4 | Riot Platforms, Inc. | 0.31% | 0.30% | 0.30% |
| 5 | MaxLinear, Inc. | 0.30% | 0.34% | 0.30% |
| 6 | Krystal Biotech, Inc. | 0.36% | 0.30% | 0.30% |
| 7 | ESCO Technologies, Inc. | 0.41% | 0.29% | 0.29% |
| 8 | CareTrust REIT, Inc. | 0.44% | 0.28% | 0.28% |
| 9 | StoneX Group, Inc. | 0.38% | 0.27% | 0.27% |
| 10 | Praxis Precision Medicines, Inc. | 0.38% | 0.26% | 0.26% |
| 11 | Terex Corp. | 0.36% | 0.26% | 0.26% |
| 12 | Cipher Digital, Inc. | 0.30% | 0.26% | 0.26% |
Only in BBSC
68 total- JPMorgan U.S. Government Money Market Fund0.83%
- TTM Technologies, Inc.0.79%
- SiTime Corp.0.63%
- Viavi Solutions, Inc.0.57%
- FormFactor, Inc.0.56%
- Applied Optoelectronics, Inc.0.54%
- Planet Labs PBC0.52%
- Semtech Corp.0.51%
- Primoris Services Corp.0.51%
- Arrowhead Pharmaceuticals, Inc.0.46%
Only in IWM
1,351 total- BlackRock Funds III17.02%
- Hut 8 Corp.0.37%
- Cytokinetics, Inc.0.35%
- UMB Financial Corp.0.33%
- Old National Bancorp0.28%
- FirstCash Holdings, Inc.0.28%
- D-Wave Quantum, Inc.0.27%
- Alkermes plc0.27%
- EnerSys0.27%
- Ryman Hospitality Properties, Inc.0.25%
Open BBSC or IWM 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 methodologyand 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.