Verified factor-similar cluster

ETFs Similar to IWO

Each fund below shares verified factor exposure with IWO and has no more than 3% annualized modeled factor tracking error over either the common 36-month window or the longer factor-history check. Tracking error measures volatility, not the direction of returns. The score runs from 80 at that limit to 100 for identical fitted exposures. See the matching method.

SMB RMW

Factor tags describe the source fund's verified public exposures. A matched ETF may have additional material factors.

Explore a shared-factor theme
VTWG
Vanguard Russell 2000 Growth ETF
SMB
Modeled factor tracking error 0.16%/yr · longer factor history 0.18%/yr · 36 months through 2026-08
Compare IWO vs VTWG
99 Very close factor fit
JSML
Janus Henderson Small Cap Growth Alpha ETF
SMB
Modeled factor tracking error 1.99%/yr · longer factor history 2.05%/yr · 36 months through 2026-08
Compare IWO vs JSML
86 Factor-similar
IWO fund page US ETF Leaders US Universe Similarity methodology
Important context

VerifiedBeta publishes educational ETF research, not personalized investment advice, portfolio management, or security recommendations. Funds that screen well here can still be unsuitable for your objectives, taxes, liquidity needs, or constraints. Review fund documents, methodology assumptions, and your own circumstances before acting. See the full disclaimer.