Mastercard stock slips after UK court backs cross-border fee cap plan
New York, January 15, 2026, 11:28 EST — Regular session Mastercard shares dropped 0.4% to $544.6 in late morning trading following a UK High Court decision siding with Britain’s payments regulator to cap some cross-border card fees. Visa gained 0.3%, while American Express inched up 0.1%. (Reuters) The decision shines a light on just how much wiggle room the major…