Visa, UnionPay, Mastercard, American Express, JCB and Discover/Diners Club brand credit, debit and prepaid cards combined generated 363.93 billion purchase transactions for goods and services worldwide from January 1 through June 30, 2024. This was a 13.1% increase from the same period in 2023. Visa maintained its position as the most widely used global brand with a market share of 38.66% based on total credit, debit and prepaid card purchase transactions. This, however, was a decline from 39.63% for the first six months of 2023. The second largest brand, UnionPay, had a 33.15% market sh...