Bitcoin
Circle Opens Bitcoin-Backed USDC Borrowing To Mint Clients, Routed Through Morpho
The Defiant·September 21, 2026·1 min read
Circle opened Bitcoin-backed USDC borrowing to Mint clients, routed through Morpho. The cirBTC market on Arc holds $14.3 million in USDC borrowed against 287 cirBTC, up from $1.37 million on Sept. 17. Galaxy and Keyrock supply nearly all dollars; Circle issues the wrapper and wallet.
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