Corpay, Inc. (NYSE:CPAY) is one of the best FinTech stocks to buy in 2026. On December 8, 2025, Corpay said it completed Mastercard’s $300 million minority investment in Corpay’s cross-border business, a transaction that values that unit at roughly $13 billion. The company framed the close as the follow-through to the deal Mastercard announced earlier in 2025, which implied an equity stake of about 2.3% in the cross-border operation. Beyond the capital, the bigger strategic signal is distribution: Corpay ...