Amplify Online Retail ETF (IBUY) holdings - Stamps.com (STMP) - 7% Copart (CPRT) - 4% PetMed Express (PETS) - 4% Carvana Company (CVNA) - 4% Expedia Group (EXPE) - 4% Booking Holdings (BKNG) - 4% IAC/Interactive Corp (IAC) - 4% Ebay (EBAY) - 3% Paypal Holdings (PYPL) - 3% Amazon.com (AMZN) - 3%