Seven equity mutual funds multiplied investors' wealth more than tenfold over 20 years, according to a FundsIndia report. Top performers include Nippon India Growth Mid Cap (18.4x, 15.7% CAGR), HDFC Flexi Cap (14.7x), Franklin India Mid Cap (14.5x), Franklin Flexi Cap (12.7x), Aditya Birla Sun Life Flexi Cap (11.9x), Aditya Birla Large Cap (11x), and HDFC Large Cap (10.6x).