Visa stock drops 4.5% after Mexico blocks Prosa deal — what Wall Street watches next
Visa shares fell 4.5% to $306.64 after Mexico’s antitrust commission blocked its proposed 51% purchase of local payments processor Prosa. The regulator cited concerns over market concentration and competition. Visa said it was “disappointed” and is reviewing its options. Mastercard and American Express also dropped, while PayPal gained.