Parag Parikh Flexi Cap Fund, Indias largest active flexi-cap scheme by AUM, raised exposure to ITC, HDFC Bank and 14 other stocks in May, according to PPFAS Mutual Funds latest portfolio disclosure. The fund added 4.46 crore ITC shares, taking total holdings to 28.78 crore, while increasing its HDFC Bank position by 47.20 lakh shares.