IWF Tracks the Russell 1000 Growth Index, But Three Names Now Drive a Third of Its Performance

You buy the iShares Russell 1000 Growth ETF (NYSEARCA:IWF) expecting broad growth exposure. The Russell 1000 Growth Index holds 391 names, and IWF tracks all of them. The catch is that roughly a third of every dollar in IWF now moves with three stocks, which means the fund's results get decided by NVIDIA (NASDAQ: NVDA), Apple (NASDAQ: AAPL), and... IWF Tracks the Russell 1000 Growth Index, But Three Names Now Drive a Third of Its Performance