Circle Internet Group Inc. (NYSE:CRCL) is up to $137.80 in pre-market trading on Tuesday as the company announced a memorandum of understanding with Deutsche Börse Group (OTCPK: DBOEY) aimed at expanding stablecoin adoption across European capital markets. The agreement connects Circle's USDC (CRYPTO: USDC) and EURC with Deutsche Börse's platforms, including its 360T and 3DX exchanges, institutional custody through Clearstream, and execution services via Crypto Finance.