Circle Wrapped Bitcoin is here

Circle Wrapped Bitcoin (cirBTC) unlocks utility for institutional markets. Backed 1:1 by BTC that is readily verifiable onchain, cirBTC is live on Ethereum and integrates seamlessly into Circle’s established infrastructure and the wider DeFi ecosystem.

Why Circle Wrapped BTC?

cirBTC is designed to provide institutions with a highly secure and neutral version of wrapped BTC.

Secure and transparent

Every cirBTC is 1:1 backed by native BTC. Reserves are readily and independently verifiable onchain.

Proven credibility

From issuing an asset, to making it liquid, trusted, and usable globally, cirBTC is designed with the same foundations as USDC and EURC.

Full-stack flexibility

cirBTC integrates seamlessly with USDC and Circle Mint to offer a single Circle-native end-to-end stack.

WHAT SETS cirBTC APART

Institutional peace of mind with cirBTC

Institutional-grade global standard

Designed for eligible institutional participants, including OTC desks, market makers, and DeFi protocols.

Verifiable

Reserves can be independently verified onchain in real time by any counterparty.

Interoperable infrastructure

Multichain cirBTC will support crosschain usage. Launching next on Arc, cirBTC is architected for a multichain future.

Institutional-grade BTC collateral

cirBTC is the new wrapped BTC standard

Read the whitepaper

Reserves composition

See how BTC reserves are allocated, monitor token supply by network, and view top cirBTC holders by address. As of June 29, 2026 8:00 AM.

Total supply

40.020745

cirBTC

2406782.66188356

USD

Total reserves

41.26040408

BTC

2481333.74733663

USD

Supply by network

Supply

Ethereum

Supply

0.0098304

cirBTC

BTC reserve addresses

Address

Balance

1CoEDYNKBvrHgoye1p2MwzMLYbit1g24aH

40.03005

BTC

2407342.24948416

USD

1HPVh49ZtF7eZSRcrjVMMme7y5nwkS5vpP

0.00888194

BTC

534.14545871

USD

1JkKmG26nUBcPS99TsCVsReSXvLkEai4ca

0.00000562

BTC

0.33797768

USD

1KVBNjpYfJvASdzeTAwqNbe9WecpKyugM3

0.00058968

BTC

35.46239832

USD

1HkJ6hcN4h4PtUYHiSi1hrUEUKQJmedM6z

0.00089484

BTC

53.81422553

USD

1FXxhAa9yKCG8WgCTrbSsdGKuC6QzN3Gq9

1.219982

BTC

73367.73779224

USD

cirBTC is issued by Circle International Bermuda Limited, a Class F Digital Asset Business licensed and regulated by the Bermuda Monetary Authority. Circle Mint and related distribution services are provided by Circle Internet Financial, LLC, NMLS # 1201441.