Mid-Cap ETFs Offer Unique Opportunities for Balanced Growth Mid-cap ETFs, such as Invesco S&P MidCap 400 Pure Value ETF (RFV) and Franklin U.S. Mid Cap Multifactor Index ETF (FLQM), are showcasing solid long-term performance. RFV delivered a 17.6% annualized return over five years, while FLQM focuses on risk-adjusted returns, making them attractive for diversified portfolios.3