The FinTech IPO Index surged 3.8% last week with Lemonade and Affirm leading the gains.Lemonade's stock jumped 58.5% following strong Q3 earnings, with in-force premiums and revenues showing significant growth.Affirm expanded its partnership with Priceline, becoming the buy now, pay later provider for Priceline Partner Solutions.Other notable performances include Futu Holdings' increase in paying clients and dLocal's strong earnings report.