Mastercard said it was expanding its relationship with Fiserv to promote the financial tech company's planned stablecoin, FIUSD.

Financial-technology company Fiserv will launch a stablecoin and digital-asset platform for its clients by the end of the year, the company announced Monday, sending the stock higher. The move will give Fiserv’s network,

The payments giant said that it will integrate Fiserv's stablecoin into its products and services, ushering in a "new era" for payments.