Wall Street’s enthusiasm for stocks with exposure to the rapidly growing world of stablecoins continued on Monday, as shares of Fiserv rallied after the financial-technology giant entered the arena.

The Fortune 500 fintech provider plans to roll out its digital asset platform with a U.S. dollar stablecoin FIUSD to 10,000 institutions and 6 million merchants.

Fiserv on Monday unveiled plans to launch a stablecoin, joining a growing number of U.S. companies exploring the technology as the crypto asset moves into the mainstream.