Stablecoin Issuance Models and Their Effect on Bank Liquidity and Lending

The incursion of traditional banking into the stablecoin market has transitioned from speculative hypothesis to operational reality. J.P. Morgan processes over $3 trillion through the Kinexys platform; Société Générale issues EUR CoinVertible (EURCV) on public blockchains; and the Qivalis consortium aggregates 37 banks from 15 European countries to launch a euro-denominated stablecoin in the second half of 2026. What these developments share is not merely the adoption of distributed ledger technology, but a structural transformation of the bank balance sheet that requires detailed examination.
Balance Sheet: Deposits versus Stablecoins
The central argument emerging from sector analysis is that bank-issued stablecoins are not a neutral operation for the financing structure of the issuing institution. A demand deposit and a bank-issued stablecoin constitute liabilities with distinct legal and economic properties.
The demand deposit is a source of financing that, under the fractional reserve framework, permits the bank to lend a multiple fraction of those funds. The payment stablecoin, conversely, requires 1:1 backing with eligible reserves—cash or short-term Treasury securities—under the GENIUS Act of 2025.
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