Core Insights - The iShares U.S. Equity Factor Rotation ETF has outperformed the SPDR S&P 500 ETF (SPY) over the last three years, but its total returns since inception in March 2019 are not specified [1] Group 1: ETF Performance - The iShares U.S. Equity Factor Rotation ETF has shown strong performance compared to SPY over a three-year period [1] - Total returns of the iShares U.S. Equity Factor Rotation ETF since its inception in March 2019 are not detailed [1] Group 2: Analyst Background - The Sunday Investor focuses exclusively on U.S. Equity ETFs and has a strong analytical background [1] - The Sunday Investor has developed a proprietary ETF Rankings system that evaluates nearly 1,000 ETFs based on various factors [1] - The ranking system includes individual factor scores covering costs, liquidity, risk, size, value, dividends, growth, quality, momentum, and sentiment, resulting in a composite score from 1-10 [1]